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  <front>
    <journal-meta>
      <journal-id journal-id-type="nlm-ta">Arq Bras Cardiol</journal-id>
      <journal-id journal-id-type="publisher-id">abc</journal-id>
      <journal-title-group>
        <journal-title>Arquivos Brasileiros de Cardiologia</journal-title>
        <abbrev-journal-title abbrev-type="publisher">Arq. Bras. Cardiol.</abbrev-journal-title>
      </journal-title-group>
      <issn pub-type="ppub">0066-782X</issn>
      <issn pub-type="epub">1678-4170</issn>
      <publisher>
        <publisher-name>Sociedade Brasileira de Cardiologia - SBC</publisher-name>
      </publisher>
    </journal-meta>
    <article-meta>
      <article-id specific-use="scielo-v3" pub-id-type="publisher-id">BSLs6TJPW8YXrvTB9dMQMTQ</article-id>
      <article-id specific-use="scielo-v2" pub-id-type="publisher-id">S0066-782X2024000400302</article-id>
      <article-id pub-id-type="other">00302</article-id>
      <article-id pub-id-type="doi">10.36660/abc.20230480</article-id>
      <article-categories>
        <subj-group subj-group-type="heading">
          <subject>Artigo Original</subject>
        </subj-group>
      </article-categories>
      <title-group>
        <article-title>Causas M&#250;ltiplas de Morte Associadas &#224; Parada Cardiorrespirat&#243;ria Pedi&#225;trica de 1996 a 2019 no Brasil</article-title>
      </title-group>
      <contrib-group>
        <contrib contrib-type="author">
          <contrib-id contrib-id-type="orcid">0000-0002-7415-8535</contrib-id>
          <name>
            <surname>de Andrade</surname>
            <given-names>Thayanne Mendes</given-names>
          </name>
          <role>Concep&#231;&#227;o e desenho da pesquisa</role>
          <role>Obten&#231;&#227;o de dados</role>
          <role>Reda&#231;&#227;o do manuscrito</role>
          <role>Revis&#227;o cr&#237;tica do manuscrito quanto ao conte&#250;do intelectual importante</role>
          <role>An&#225;lise e interpreta&#231;&#227;o dos dados</role>
          <role>An&#225;lise estat&#237;stica</role>
          <role>Obten&#231;&#227;o de financiamento</role>
          <xref ref-type="aff" rid="aff1">
            <sup>1</sup>
          </xref>
        </contrib>
        <contrib contrib-type="author">
          <name>
            <surname>Marques</surname>
            <given-names>Mariara Lopes da Costa</given-names>
          </name>
          <role>Concep&#231;&#227;o e desenho da pesquisa</role>
          <role>Obten&#231;&#227;o de dados</role>
          <role>Reda&#231;&#227;o do manuscrito</role>
          <role>Revis&#227;o cr&#237;tica do manuscrito quanto ao conte&#250;do intelectual importante</role>
          <xref ref-type="aff" rid="aff1">
            <sup>1</sup>
          </xref>
        </contrib>
        <contrib contrib-type="author">
          <contrib-id contrib-id-type="orcid">0000-0002-2606-7460</contrib-id>
          <name>
            <surname>Salim</surname>
            <given-names>Tha&#237;s Rocha</given-names>
          </name>
          <role>Concep&#231;&#227;o e desenho da pesquisa</role>
          <role>Obten&#231;&#227;o de dados</role>
          <role>Reda&#231;&#227;o do manuscrito</role>
          <role>Revis&#227;o cr&#237;tica do manuscrito quanto ao conte&#250;do intelectual importante</role>
          <role>An&#225;lise e interpreta&#231;&#227;o dos dados</role>
          <role>An&#225;lise estat&#237;stica</role>
          <role>Obten&#231;&#227;o de financiamento</role>
          <xref ref-type="aff" rid="aff1">
            <sup>1</sup>
          </xref>
          <xref ref-type="aff" rid="aff2">
            <sup>2</sup>
          </xref>
        </contrib>
        <contrib contrib-type="author">
          <contrib-id contrib-id-type="orcid">0000-0002-0737-6188</contrib-id>
          <name>
            <surname>de Oliveira</surname>
            <given-names>Glaucia Maria Moraes</given-names>
          </name>
          <role>Concep&#231;&#227;o e desenho da pesquisa</role>
          <role>Obten&#231;&#227;o de dados</role>
          <role>Reda&#231;&#227;o do manuscrito</role>
          <role>Revis&#227;o cr&#237;tica do manuscrito quanto ao conte&#250;do intelectual importante</role>
          <role>An&#225;lise e interpreta&#231;&#227;o dos dados</role>
          <role>An&#225;lise estat&#237;stica</role>
          <xref ref-type="aff" rid="aff1">
            <sup>1</sup>
          </xref>
          <xref ref-type="corresp" rid="c1"/>
        </contrib>
        <aff id="aff1">
          <label>1</label>
          <institution content-type="orgname">Universidade Federal do Rio de Janeiro</institution>
          <addr-line>
            <named-content content-type="city">Rio de Janeiro</named-content>
            <named-content content-type="state">RJ</named-content>
          </addr-line>
          <country country="BR">Brasil</country>
          <institution content-type="original">Programa de P&#243;s-gradua&#231;&#227;o em Cardiologia, Universidade Federal do Rio de Janeiro, Rio de Janeiro, RJ &#8211; Brasil</institution>
        </aff>
        <aff id="aff2">
          <label>2</label>
          <institution content-type="orgname">Universidade de Vassouras</institution>
          <addr-line>
            <named-content content-type="city">Rio de Janeiro</named-content>
            <named-content content-type="state">RJ</named-content>
          </addr-line>
          <country country="BR">Brasil</country>
          <institution content-type="original">Universidade de Vassouras, Rio de Janeiro, RJ &#8211; Brasil</institution>
        </aff>
      </contrib-group>
      <author-notes>
        <corresp id="c1"><bold>Correspond&#234;ncia: Glaucia Maria Moraes de Oliveira</bold> &#8226; Universidade Federal do Rio de Janeiro &#8211; R. Prof. Rodolpho P. Rocco, 255 &#8211; Pr&#233;dio do HU 8&#186; andar &#8211; sala 6, UFRJ. CEP <postal-code>21941-913</postal-code>, Cidade Universit&#225;ria, RJ &#8211; Brasil E-mail: <email>glauciamoraesoliveira@gmail.com</email> </corresp>
        <fn fn-type="conflict">
          <p>
            <bold>Potencial conflito de interesse</bold>
          </p>
          <p>N&#227;o h&#225; conflito com o presente artigo.</p>
        </fn>
        <fn fn-type="edited-by">
          <p>Editor respons&#225;vel pela revis&#227;o: Marcio Bittencourt</p>
        </fn>
      </author-notes>
      <pub-date date-type="pub" publication-format="electronic">
        <day>29</day>
        <month>04</month>
        <year>2024</year>
      </pub-date>
      <pub-date date-type="collection" publication-format="electronic">
        <year>2024</year>
      </pub-date>
      <volume>121</volume>
      <issue>4</issue>
      <elocation-id>e20230480</elocation-id>
      <history>
        <date date-type="received">
          <day>23</day>
          <month>07</month>
          <year>2023</year>
        </date>
        <date date-type="rev-recd">
          <day>22</day>
          <month>11</month>
          <year>2023</year>
        </date>
        <date date-type="accepted">
          <day>18</day>
          <month>01</month>
          <year>2024</year>
        </date>
      </history>
      <permissions>
        <license license-type="open-access" xlink:href="https://creativecommons.org/licenses/by/4.0/" xml:lang="en">
          <license-p>This is an open-access article distributed under the terms of the Creative Commons Attribution License</license-p>
        </license>
      </permissions>
      <abstract>
        <title>Resumo</title>
        <sec>
          <title>Fundamento:</title>
          <p>Em pediatria, a parada cardiorrespirat&#243;ria (PCR) est&#225; associada a alta mortalidade e graves sequelas neurol&#243;gicas. Informa&#231;&#245;es sobre as causas e mecanismos de morte abaixo de 20 anos poderiam fornecer subs&#237;dios te&#243;ricos para a melhoria da sa&#250;de de crian&#231;as e adolescentes.</p>
        </sec>
        <sec>
          <title>Objetivos:</title>
          <p>Realizar uma an&#225;lise populacional das taxas de mortalidade por causas prim&#225;rias e m&#250;ltiplas de morte abaixo de 20 anos, em ambos os sexos, no per&#237;odo de 1996 a 2019, no Brasil, e identificar a frequ&#234;ncia com que a PCR foi registrada nas declara&#231;&#245;es de &#243;bito (DOs) desses indiv&#237;duos e os locais de ocorr&#234;ncia dos &#243;bitos, a fim de promover estrat&#233;gias para melhorar a preven&#231;&#227;o de mortes.</p>
        </sec>
        <sec>
          <title>M&#233;todo:</title>
          <p>Estudo ecol&#243;gico de s&#233;ries temporais de &#243;bitos em indiv&#237;duos menores de 20 anos, no per&#237;odo de 1996 a 2019, avaliando as taxas de mortalidade (TMs) e a mortalidade proporcional (MP) por causa b&#225;sica de morte. Foram analisados os percentuais de PCR registrados em qualquer linha da DO e o local de ocorr&#234;ncia dos &#243;bitos. Foram calculadas as TMs por 100 mil habitantes e a MP por causa b&#225;sica de morte nos menores de 20 anos segundo sexo e faixa et&#225;ria, os percentuais de &#243;bito por causas b&#225;sicas por faixa et&#225;ria quando a PCR foi descrita em qualquer linha das Partes I e II da DO, e o percentual de &#243;bitos por causas b&#225;sicas segundo o local de ocorr&#234;ncia. Os dados foram retirados do DATASUS, IBGE e SINASC.</p>
        </sec>
        <sec>
          <title>Resultados:</title>
          <p>De 1996 a 2019, ocorreram 2.151.716 &#243;bitos de menores de 20 anos, no Brasil, gerando uma taxa de mortalidade de 134,38 por 100 mil habitantes. A taxa de &#243;bito foi maior entre os rec&#233;m-nascidos do sexo masculino. Do total de &#243;bitos, 249.334 (11,6%) tiveram PCR registrada em qualquer linha da DO. Especificamente, a PCR foi registrada 49.178 vezes na DO na faixa et&#225;ria entre 1 e 4 anos e em 88.116 vezes entre 29 e 365 dias, correspondendo, respectivamente, a 26% e 22% dos &#243;bitos nessas faixas et&#225;rias. Essas duas faixas et&#225;rias apresentaram as maiores taxas de PCR registradas em qualquer linha da DO. As principais causas b&#225;sicas de &#243;bito quando a PCR foi registrada na sequ&#234;ncia de &#243;bitos foram doen&#231;as respirat&#243;rias, hematol&#243;gicas e neopl&#225;sicas.</p>
        </sec>
        <sec>
          <title>Conclus&#227;o:</title>
          <p>As causas perinatais e externas foram as principais causas de morte, com maior TM nos menores de 20 anos no Brasil de 1996 a 2019. Quando consideradas as causas m&#250;ltiplas de morte, as principais causas prim&#225;rias associadas &#224; PCR foram as doen&#231;as respirat&#243;rias, hematol&#243;gicas e neopl&#225;sicas. A maioria dos &#243;bitos ocorreu no ambiente hospitalar. Melhor compreens&#227;o da sequ&#234;ncia de eventos nesses &#243;bitos e melhorias nas estrat&#233;gias de ensino em ressuscita&#231;&#227;o cardiopulmonar pedi&#225;trica s&#227;o necess&#225;rias.</p>
        </sec>
      </abstract>
      <kwd-group xml:lang="pt">
        <title>Palavras-chave:</title>
        <kwd>Causas M&#250;ltiplas de Morte</kwd>
        <kwd>Parada Cardiorrespirat&#243;ria Pedi&#225;trica</kwd>
        <kwd>Brasil</kwd>
      </kwd-group>
      <counts>
        <fig-count count="6"/>
        <table-count count="4"/>
        <equation-count count="0"/>
        <ref-count count="27"/>
      </counts>
    </article-meta>
  </front>
  <body>
    <fig id="f1">
      <caption>
        <title>DO: declara&#231;&#227;o de &#243;bito; PCA: parada cardiorrespirat&#243;ria.</title>
      </caption>
      <graphic xlink:href="1678-4170-abc-121-04-e20230480-30480-gf01.tif"/></fig>
    <sec sec-type="intro">
      <title>Introdu&#231;&#227;o</title>
      <p>Nas &#250;ltimas duas d&#233;cadas, observou-se uma redu&#231;&#227;o de quase 50% na ocorr&#234;ncia de &#243;bitos nos menores de 20 anos em todo o mundo. No mesmo per&#237;odo e faixa et&#225;ria no Brasil, a taxa de mortalidade caiu de 303,9 para 140,2 por 100 mil habitantes. Essa diminui&#231;&#227;o da mortalidade pode ser atribu&#237;da &#224; redu&#231;&#227;o das causas infecciosas de morte e &#224; melhoria da sa&#250;de e da promo&#231;&#227;o da assist&#234;ncia.<sup><xref ref-type="bibr" rid="B1">1</xref>-<xref ref-type="bibr" rid="B4">4</xref></sup> Ainda assim, a maioria desses &#243;bitos poderia ter sido evitada por meio de a&#231;&#245;es que envolvessem diagn&#243;stico, tratamento precoce e reversibilidade do mecanismo final de morte, a parada cardiorrespirat&#243;ria (PCR).<sup><xref ref-type="bibr" rid="B1">1</xref></sup></p>
      <p>A etiologia da PCR difere entre as popula&#231;&#245;es pedi&#225;trica e adulta, com maior mortalidade e sequelas neurol&#243;gicas graves na primeira. Em pacientes pedi&#225;tricos, os eventos de PCR ocorrem principalmente nos menores de 1 ano de idade e est&#227;o associados a uma taxa de mortalidade de 46,8%. Notavelmente, as chances de reverter um evento de PCR diminuem com a idade, com as taxas de mortalidade aumentando de 58,8% em crian&#231;as de 1 a 2 anos para 70% entre indiv&#237;duos de 12 a 17 anos.<sup><xref ref-type="bibr" rid="B2">2</xref></sup> Ainda, na pediatria, a PCR ocorre mais frequentemente no ambiente hospitalar. Estudos internacionais relataram taxas de sobrevida na alta hospitalar ap&#243;s PCR de 32% a 40% em crian&#231;as, indicando que, na maioria dos casos, a morte n&#227;o poderia ter sido evitada mesmo em um ambiente com recursos dispon&#237;veis para revers&#227;o e tratamento da PCR, apontando preparo inadequado dos profissionais respons&#225;veis.<sup><xref ref-type="bibr" rid="B3">3</xref>,<xref ref-type="bibr" rid="B4">4</xref></sup></p>
      <p>Informa&#231;&#245;es elucidando as causas e os mecanismos de morte em menores de 20 anos poderiam fornecer subs&#237;dios te&#243;ricos para a melhoria da sa&#250;de de crian&#231;as e adolescentes e aumentar as taxas de reversibilidade da PCR, uma vez conhecidas as condi&#231;&#245;es mais associadas a esse evento. Estudos sobre o tema est&#227;o dispon&#237;veis na literatura, mas inclu&#237;ram amostras pequenas, e nenhum analisou a associa&#231;&#227;o entre PCR e doen&#231;as existentes antes da PCR, fatores limitantes para intervir e reverter um evento de PCR.<sup><xref ref-type="bibr" rid="B5">5</xref>,<xref ref-type="bibr" rid="B6">6</xref></sup></p>
      <p>Dessa forma, o objetivo deste estudo foi realizar uma an&#225;lise populacional para compreender as taxas de mortalidade por causas prim&#225;rias e m&#250;ltiplas de morte nos menores de 20 anos, em ambos os sexos, no per&#237;odo de 1996 a 2019 no Brasil, e identificar a frequ&#234;ncia de PCR registrada nas declara&#231;&#245;es de &#243;bito (DOs) desses indiv&#237;duos e os locais de ocorr&#234;ncia dos &#243;bitos, a fim de promover estrat&#233;gias para melhorar a preven&#231;&#227;o de mortes.</p>
    </sec>
    <sec sec-type="materials|methods">
      <title>Material e M&#233;todos</title>
      <p>Estudo ecol&#243;gico de s&#233;ries temporais de &#243;bitos ocorridos de 1996 a 2019 nos menores de 20 anos no Brasil, avaliando as taxas de mortalidade e a mortalidade proporcional por causa b&#225;sica de morte. Foram analisados os percentuais de PCR registrados em qualquer linha da DO e o local de ocorr&#234;ncia dos &#243;bitos.</p>
      <p>Al&#233;m de conter informa&#231;&#245;es b&#225;sicas de identifica&#231;&#227;o do indiv&#237;duo, a DO &#233; composta por duas partes. A Parte I, composta por quatro linhas (a, b, c e d), descreve a doen&#231;a que causou diretamente o &#243;bito e as causas antecedentes, por meio da causa prim&#225;ria, intermedi&#225;ria e imediata do &#243;bito. A Parte II descreve outras condi&#231;&#245;es que n&#227;o entraram na sequ&#234;ncia do &#243;bito, mas que contribu&#237;ram para essa morte.</p>
      <p>No presente estudo, os dados referentes aos &#243;bitos foram obtidos do Sistema de Informa&#231;&#245;es sobre Mortalidade (SIM), dispon&#237;vel no site do Departamento de Inform&#225;tica do Sistema &#218;nico de Sa&#250;de (DATASUS).<sup><xref ref-type="bibr" rid="B7">7</xref></sup> Esses conjuntos de informa&#231;&#245;es comp&#245;em uma combina&#231;&#227;o de todas as DOs registradas no Brasil de 1996 a 2019, ano a ano, por Unidade da Federa&#231;&#227;o. As causas b&#225;sicas de morte foram registradas utilizando-se c&#243;digos da Classifica&#231;&#227;o Estat&#237;stica Internacional de Doen&#231;as e Problemas Relacionados &#224; Sa&#250;de, 10&#170; Revis&#227;o (CID-10) da Organiza&#231;&#227;o Mundial da Sa&#250;de.<sup><xref ref-type="bibr" rid="B8">8</xref></sup> Todos os arquivos foram convertidos para an&#225;lise por meio do software Tab for Windows, vers&#227;o 4.15 (DATASUS). Os dados, de ambos os sexos, foram coletados nas seguintes faixas et&#225;rias: (1) neonatos (at&#233; 28 dias de vida), (2) 29 a 365 dias de vida, (3) 1 a 4 anos, (4) 5 a 9 anos, (5) 10 a 14 anos e (6) 15 a 19 anos, seguindo o padr&#227;o proposto pela Organiza&#231;&#227;o Mundial da Sa&#250;de.</p>
      <p>As informa&#231;&#245;es populacionais, que foram utilizadas no estudo para o c&#225;lculo das taxas de mortalidade, s&#227;o proje&#231;&#245;es de c&#225;lculos estat&#237;sticos realizados pelo Instituto Brasileiro de Geografia e Estat&#237;stica (IBGE).<sup><xref ref-type="bibr" rid="B9">9</xref></sup> Eles s&#227;o baseados em censos, que est&#227;o dispon&#237;veis de 1980 a 2050 por macrorregi&#227;o brasileira, sexo, faixa et&#225;ria e por totais. Foram utilizadas proje&#231;&#245;es de 1996 a 2019 referentes &#224;s faixas et&#225;rias de 0 a 4 anos (excluindo nascidos vivos ocorridos no per&#237;odo), 5 a 9 anos, 10 a 14 anos e 15 a 19 anos, em ambos os sexos e em cada estado brasileiro. Para as idades menores de 1 ano, utilizou-se o n&#250;mero de nascidos vivos dispon&#237;vel no Sistema de Informa&#231;&#245;es sobre Nascidos Vivos (SINASC).<sup><xref ref-type="bibr" rid="B10">10</xref></sup></p>
      <p>O estudo foi realizado de acordo com os princ&#237;pios &#233;ticos e, por se fundamentar em bases de dados nacionais n&#227;o identificadas dispon&#237;veis no site do DATASUS, foi dispensado de aprova&#231;&#227;o pelo comit&#234; de &#233;tica e pesquisa, de acordo com a resolu&#231;&#227;o 466/2012.</p>
      <p>Foram utilizados os seguintes c&#243;digos da CID-10 para causas preven&#237;veis por meio de medidas adequadas de preven&#231;&#227;o e controle da sa&#250;de e aten&#231;&#227;o &#224;s doen&#231;as infecciosas e n&#227;o transmiss&#237;veis: doen&#231;as infecciosas e parasit&#225;rias (A15 a A18, G00.1 a G03, L02 a L08, J00 a J06, J10 a J18, J20 a J22, N70 a N76, N39.0, I00 a I09, A00 a A09, A20 a A28, A30, A50 a A59, A63 a A64, A90 a A99, A75 a A79, A82, B03, B15, B17 a B19, B20 a B24, B50 a B83, B90 e B99), neoplasias (todos os c&#243;digos do Cap&#237;tulo II) e doen&#231;as do sangue (todos os c&#243;digos do Cap&#237;tulo III), doen&#231;as end&#243;crinas (E01 a E05, E10 a E14 e E66), perturba&#231;&#245;es mentais (F00 a F99), doen&#231;as do sistema nervoso (todos os c&#243;digos do Cap&#237;tulo VI), doen&#231;as do aparelho circulat&#243;rio (Cap&#237;tulo IX, agrupados em febre reum&#225;tica I00 a I09, doen&#231;as hipertensivas I10 a I15, cardiopatias isqu&#234;micas I20 a I25, cardiopatias pulmonares I26 a I28, doen&#231;as do peric&#225;rdio I30 a I32, doen&#231;as valvares I33 a I39, miocardite I40 a I41, cardiomiopatias I42 a I43, dist&#250;rbios de condu&#231;&#227;o I44 a I49, insufici&#234;ncia card&#237;aca I50, complica&#231;&#245;es de doen&#231;as card&#237;acas I51 a I52, doen&#231;as cerebrovasculares I60 a I69, doen&#231;as vasculares I70 a I89, dist&#250;rbios n&#227;o especificados do sistema circulat&#243;rio I95 a I99) e parada card&#237;aca (I46, I46.0, I46.1 e I46.9).<sup><xref ref-type="bibr" rid="B11">11</xref>,<xref ref-type="bibr" rid="B12">12</xref></sup> Quanto &#224;s causas prim&#225;rias, foram utilizados todos os c&#243;digos dos cap&#237;tulos I, II, III, IV, V, VI, VII, IX, X, XI, XII, XIII, XIV, XVI, XIX, XX, XXI e XXII e os c&#243;digos Q00 a Q18, Q30 a Q99 e Q20 a Q28.9.</p>
      <p>Foram calculadas as taxas de mortalidade por 100 mil habitantes e a mortalidade proporcional por causa b&#225;sica de morte, segundo sexo e faixa et&#225;ria inferior a 20 anos. Tamb&#233;m foram estimados, por faixa et&#225;ria, os percentuais de &#243;bitos por causas b&#225;sicas quando a PCR foi registrada em qualquer linha das Partes I e II da DO e os percentuais de &#243;bitos por causas b&#225;sicas, segundo o local de ocorr&#234;ncia, quando a PCR foi registrada na sequ&#234;ncia de &#243;bitos. Os locais de &#243;bito foram agrupados em ocorridos (1) no ambiente hospitalar, para &#243;bitos ocorridos em hospital ou outro servi&#231;o de sa&#250;de; (2) fora do ambiente hospitalar, para &#243;bitos ocorridos no domic&#237;lio, em via p&#250;blica ou em local desconhecido; e (3) perdas, quando o local do &#243;bito n&#227;o foi mencionado na DO.</p>
      <p>Vale ressaltar que a PCR &#233; um mecanismo de morte e deve ter etiologia atribu&#237;da, que deve ser descrita como causa b&#225;sica de morte na DO. Portanto, a PCR foi considerada neste estudo como um evento descrito na DO e assistida pelo m&#233;dico declarante, a fim de avaliar sua ocorr&#234;ncia na sequ&#234;ncia de &#243;bitos. Analisamos o registro da PCR utilizando os c&#243;digos I46, I46.0, I46.1 e I46.9 em qualquer uma das linhas das Partes I (a, b, c e d) e II da DO. Ao final da an&#225;lise, todas as causas registradas independentemente em cada linha foram somadas para an&#225;lise das causas m&#250;ltiplas de morte quando a PCR foi descrita em qualquer linha das Partes I e II.</p>
      <p>As an&#225;lises foram realizadas utilizando-se os programas Microsoft Excel<sup><xref ref-type="bibr" rid="B13">13</xref></sup> e Stata, vers&#227;o 14.<sup><xref ref-type="bibr" rid="B14">14</xref></sup></p>
    </sec>
    <sec sec-type="results">
      <title>Resultados</title>
      <p>De 1996 a 2019, ocorreram 2.151.716 &#243;bitos de menores de 20 anos no Brasil, gerando uma taxa de mortalidade de 134,38 por 100 mil habitantes. A taxa de &#243;bito foi maior entre os rec&#233;m-nascidos do sexo masculino, independentemente da causa b&#225;sica de morte. Do total de &#243;bitos, 249.334 (11,6%) tiveram a PCR registrada em qualquer linha da DO, como mostra a <xref ref-type="fig" rid="f1">Figura Central</xref>. Especificamente, a PCR foi registrada 49.178 vezes na DO na faixa et&#225;ria entre 1 e 4 anos e em 88.116 vezes entre 29 e 365 dias, correspondendo, respectivamente, a 26% e 22% dos &#243;bitos nessas faixas et&#225;rias. Essas duas faixas et&#225;rias apresentaram as maiores taxas de PCR registradas em qualquer linha da DO.</p>
      <p>As <xref ref-type="table" rid="t1">Tabelas 1</xref> e <xref ref-type="table" rid="t2">2</xref> mostram as taxas de mortalidade e a mortalidade proporcional por causa b&#225;sica de &#243;bito segundo faixa et&#225;ria no sexo masculino e feminino, respectivamente. Entre as causas b&#225;sicas de morte no sexo masculino, os maiores percentuais de mortalidade proporcional foram as causas perinatais em neonatos e as doen&#231;as infecciosas e parasit&#225;rias nos menores de 1 ano, exceto para os neonatos. As causas externas de morte predominaram nas demais faixas et&#225;rias. No sexo feminino, as doen&#231;as do aparelho respirat&#243;rio foram pronunciadas entre as idades de 1 a 4 anos, e as causas externas foram as principais causas de morte acima dos 5 anos.</p>
      <table-wrap id="t1">
        <label>Tabela 1</label>
        <caption>
          <title>Mortalidade proporcional e taxas de mortalidade segundo grupos de causas prim&#225;rias e de idade, em menores de 20 anos, no sexo masculino, no Brasil, de 1996 a 2019</title>
        </caption>
        <table frame="hsides" rules="groups">
          <colgroup width="10%">
            <col/>
            <col/>
            <col/>
            <col/>
            <col/>
            <col/>
            <col/>
            <col/>
            <col/>
            <col/>
          </colgroup>
          <thead style="border-top: thin solid; border-bottom: thin solid; border-color: #000000">
            <tr>
              <th align="left" colspan="2" rowspan="2" style="background-color:#77B4D0" valign="middle">Causas prim&#225;rias de morte</th>
              <th align="center" rowspan="2" style="background-color:#77B4D0" valign="middle">&lt; 20 anos total (ambos os sexos)</th>
              <th align="center" colspan="7" style="background-color:#77B4D0;border-bottom: thin solid; border-color: #000000" valign="middle">Sexo masculino</th>
            </tr>
            <tr>
              <th align="left" style="background-color:#77B4D0" valign="middle">Total (sexo masculino)</th>
              <th align="center" style="background-color:#77B4D0" valign="middle">Neonatos</th>
              <th align="center" style="background-color:#77B4D0" valign="middle">&lt; 1 ano (exceto os neonatos)</th>
              <th align="center" style="background-color:#77B4D0" valign="middle">1-4</th>
              <th align="center" style="background-color:#77B4D0" valign="middle">5-9</th>
              <th align="center" style="background-color:#77B4D0" valign="middle">10-14</th>
              <th align="center" style="background-color:#77B4D0" valign="middle">15-19</th>
            </tr>
          </thead>
          <tbody style="border-bottom: thin solid; border-color: #000000">
            <tr>
              <td align="left" rowspan="3" valign="middle">Doen&#231;as infecciosas e parasit&#225;rias</td>
              <td align="left" valign="middle">&#211;bitos</td>
              <td align="center" valign="middle">138.769</td>
              <td align="center" valign="middle">76.575</td>
              <td align="center" valign="middle">3.410</td>
              <td align="center" valign="middle">42.800</td>
              <td align="center" valign="middle">13.895</td>
              <td align="center" valign="middle">4.292</td>
              <td align="center" valign="middle">3.802</td>
              <td align="center" valign="middle">6.269</td>
            </tr>
            <tr>
              <td align="left" valign="middle">MP (%)</td>
              <td align="center" valign="middle">6,45</td>
              <td align="center" valign="middle">5,71</td>
              <td align="center" valign="middle">0,77</td>
              <td align="center" valign="middle">19,50</td>
              <td align="center" valign="middle">13,52</td>
              <td align="center" valign="middle">7,51</td>
              <td align="center" valign="middle">4,96</td>
              <td align="center" valign="middle">1,83</td>
            </tr>
            <tr>
              <td align="left" valign="middle">Mort 100K</td>
              <td align="center" valign="middle">8,67</td>
              <td align="center" valign="middle">9,44</td>
              <td align="center" valign="middle">9,29</td>
              <td align="center" valign="middle">116,66</td>
              <td align="center" valign="middle">9,17</td>
              <td align="center" valign="middle">2,11</td>
              <td align="center" valign="middle">1,87</td>
              <td align="center" valign="middle">2,98</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">Neoplasias e doen&#231;as do sangue</td>
              <td align="left" style="background-color:#C7DEEC" valign="middle">&#211;bitos</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">87.674</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">49.146</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">524</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">4.779</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">9.437</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">8.868</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">8.904</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">13.593</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">MP (%)</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">4,07</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">3,67</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,12</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">2,18</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">9,18</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">15,52</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">11,61</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">3,97</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">5,47</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">6,06</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">1,43</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">13,03</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">6,23</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">4,37</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">4,39</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">6,46</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" valign="middle">Doen&#231;as end&#243;crinas</td>
              <td align="left" valign="middle">&#211;bitos</td>
              <td align="center" valign="middle">39.102</td>
              <td align="center" valign="middle">20.420</td>
              <td align="center" valign="middle">675</td>
              <td align="center" valign="middle">11.216</td>
              <td align="center" valign="middle">4.007</td>
              <td align="center" valign="middle">1.228</td>
              <td align="center" valign="middle">1.132</td>
              <td align="center" valign="middle">1.674</td>
            </tr>
            <tr>
              <td align="left" valign="middle">MP (%)</td>
              <td align="center" valign="middle">1,82</td>
              <td align="center" valign="middle">1,52</td>
              <td align="center" valign="middle">0,15</td>
              <td align="center" valign="middle">5,11</td>
              <td align="center" valign="middle">3,90</td>
              <td align="center" valign="middle">2,15</td>
              <td align="center" valign="middle">1,48</td>
              <td align="center" valign="middle">0,49</td>
            </tr>
            <tr>
              <td align="left" valign="middle">Mort 100K</td>
              <td align="center" valign="middle">2,44</td>
              <td align="center" valign="middle">2,52</td>
              <td align="center" valign="middle">1,84</td>
              <td align="center" valign="middle">30,57</td>
              <td align="center" valign="middle">2,65</td>
              <td align="center" valign="middle">0,60</td>
              <td align="center" valign="middle">0,56</td>
              <td align="center" valign="middle">0,79</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">Doen&#231;as do sistema nervoso</td>
              <td align="left" style="background-color:#C7DEEC" valign="middle">&#211;bitos</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">63.439</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">36.536</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">874</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">8.675</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">8.038</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">4.856</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">5.215</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">7.631</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">MP (%)</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">3,04</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">2,72</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,20</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">3,95</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">7,82</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">8,50</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">6,80</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">2,23</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">3,96</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">4,50</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">2,38</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">23,64</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">5,30</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">2,39</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">2,57</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">3,62</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" valign="middle">Doen&#231;as do aparelho respirat&#243;rio</td>
              <td align="left" valign="middle">&#211;bitos</td>
              <td align="center" valign="middle">139.334</td>
              <td align="center" valign="middle">76.603</td>
              <td align="center" valign="middle">2.749</td>
              <td align="center" valign="middle">39.093</td>
              <td align="center" valign="middle">17.026</td>
              <td align="center" valign="middle">4.295</td>
              <td align="center" valign="middle">4.202</td>
              <td align="center" valign="middle">7.456</td>
            </tr>
            <tr>
              <td align="left" valign="middle">MP (%)</td>
              <td align="center" valign="middle">6,48</td>
              <td align="center" valign="middle">5,71</td>
              <td align="center" valign="middle">0,62</td>
              <td align="center" valign="middle">17,81</td>
              <td align="center" valign="middle">16,57</td>
              <td align="center" valign="middle">7,51</td>
              <td align="center" valign="middle">5,48</td>
              <td align="center" valign="middle">2,18</td>
            </tr>
            <tr>
              <td align="left" valign="middle">Mort 100K</td>
              <td align="center" valign="middle">8,70</td>
              <td align="center" valign="middle">9,44</td>
              <td align="center" valign="middle">7,49</td>
              <td align="center" valign="middle">106,55</td>
              <td align="center" valign="middle">11,24</td>
              <td align="center" valign="middle">2,12</td>
              <td align="center" valign="middle">2,07</td>
              <td align="center" valign="middle">3,54</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">Doen&#231;as perinatais</td>
              <td align="left" style="background-color:#C7DEEC" valign="middle">&#211;bitos</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">666.901</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">376.961</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">355.309</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">20.360</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">442</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">81</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">69</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">69</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">MP (%)</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">30,99</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">28,12</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">80,24</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">9,27</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,43</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,14</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,09</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,02</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">41,65</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">46,46</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">968,43</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">55,49</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,29</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,04</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,03</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,03</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" valign="middle">Outras MC</td>
              <td align="left" valign="middle">&#211;bitos</td>
              <td align="center" valign="middle">
                <italic>128.910</italic>
              </td>
              <td align="center" valign="middle">66.687</td>
              <td align="center" valign="middle">11.040</td>
              <td align="center" valign="middle">4.526</td>
              <td align="center" valign="middle">4.313</td>
              <td align="center" valign="middle">1.234</td>
              <td align="center" valign="middle">963</td>
              <td align="center" valign="middle">933</td>
            </tr>
            <tr>
              <td align="left" valign="middle">MP (%)</td>
              <td align="center" valign="middle">5,99</td>
              <td align="center" valign="middle">4,97</td>
              <td align="center" valign="middle">2,49</td>
              <td align="center" valign="middle">2,06</td>
              <td align="center" valign="middle">4,20</td>
              <td align="center" valign="middle">2,16</td>
              <td align="center" valign="middle">1,26</td>
              <td align="center" valign="middle">0,27</td>
            </tr>
            <tr>
              <td align="left" valign="middle">Mort 100K</td>
              <td align="center" valign="middle">8,05</td>
              <td align="center" valign="middle">8,22</td>
              <td align="center" valign="middle">30,09</td>
              <td align="center" valign="middle">12,34</td>
              <td align="center" valign="middle">2,85</td>
              <td align="center" valign="middle">0,61</td>
              <td align="center" valign="middle">0,47</td>
              <td align="center" valign="middle">0,44</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">MAC</td>
              <td align="left" style="background-color:#C7DEEC" valign="middle">&#211;bitos</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">85.943</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">46.049</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">21.757</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">17.328</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">4.066</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">1.076</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">802</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">875</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">MP (%)</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">3,99</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">3,43</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">4,91</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">7,89</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">3,96</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">1,88</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">1,05</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,25</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">Mort100K</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">
                <italic>5,37</italic>
              </td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">5,67</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">59,30</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">47,23</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">2,68</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,53</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,39</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,41</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" valign="middle">DAC</td>
              <td align="left" valign="middle">&#211;bitos</td>
              <td align="center" valign="middle">
                <italic>43.522</italic>
              </td>
              <td align="center" valign="middle">24.546</td>
              <td align="center" valign="middle">720</td>
              <td align="center" valign="middle">4.381</td>
              <td align="center" valign="middle">2.830</td>
              <td align="center" valign="middle">1.932</td>
              <td align="center" valign="middle">3.548</td>
              <td align="center" valign="middle">8.807</td>
            </tr>
            <tr>
              <td align="left" valign="middle">MP (%)</td>
              <td align="center" valign="middle">
                <italic>2,06</italic>
              </td>
              <td align="center" valign="middle">1,83</td>
              <td align="center" valign="middle">0,16</td>
              <td align="center" valign="middle">2,00</td>
              <td align="center" valign="middle">2,75</td>
              <td align="center" valign="middle">3,38</td>
              <td align="center" valign="middle">4,63</td>
              <td align="center" valign="middle">2,57</td>
            </tr>
            <tr>
              <td align="left" valign="middle">Mort 100K</td>
              <td align="center" valign="middle">
                <italic>2,72</italic>
              </td>
              <td align="center" valign="middle">3,02</td>
              <td align="center" valign="middle">1,96</td>
              <td align="center" valign="middle">11,94</td>
              <td align="center" valign="middle">1,86</td>
              <td align="center" valign="middle">0,95</td>
              <td align="center" valign="middle">1,75</td>
              <td align="center" valign="middle">4,18</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">Causas externas</td>
              <td align="left" style="background-color:#C7DEEC" valign="middle">&#211;bitos</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">558.684</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">458.427</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">2.631</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">12.451</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">22.847</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">22.569</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">39.917</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">275.896</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">MP (%)</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">
                <italic>25,96</italic>
              </td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">34,20</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,59</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">5,67</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">22,23</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">39,49</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">52,06</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">80,68</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">34,89</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">56,50</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">7,17</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">33,94</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">15,08</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">11,12</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">19,67</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">131,06</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" valign="middle">Mal definidas</td>
              <td align="left" valign="middle">&#211;bitos</td>
              <td align="center" valign="middle">
                <italic>146.220</italic>
              </td>
              <td align="center" valign="middle">84.476</td>
              <td align="center" valign="middle">11.085</td>
              <td align="center" valign="middle">35.246</td>
              <td align="center" valign="middle">12.192</td>
              <td align="center" valign="middle">4.385</td>
              <td align="center" valign="middle">5.047</td>
              <td align="center" valign="middle">12.965</td>
            </tr>
            <tr>
              <td align="left" valign="middle">MP (%)</td>
              <td align="center" valign="middle">6,80</td>
              <td align="center" valign="middle">6,30</td>
              <td align="center" valign="middle">2,50</td>
              <td align="center" valign="middle">16,06</td>
              <td align="center" valign="middle">11,86</td>
              <td align="center" valign="middle">7,67</td>
              <td align="center" valign="middle">6,58</td>
              <td align="center" valign="middle">3,79</td>
            </tr>
            <tr>
              <td align="left" valign="middle">Mort 100K</td>
              <td align="center" valign="middle">9,13</td>
              <td align="center" valign="middle">10,41</td>
              <td align="center" valign="middle">30,21</td>
              <td align="center" valign="middle">96,07</td>
              <td align="center" valign="middle">8,05</td>
              <td align="center" valign="middle">2,16</td>
              <td align="center" valign="middle">2,49</td>
              <td align="center" valign="middle">6,16</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">
                <bold>Todas as causas</bold>
              </td>
              <td align="left" style="background-color:#C7DEEC" valign="middle">&#211;bitos</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">2.151.716</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">1.340.345</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">442.800</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">219.531</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">102.753</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">57.146</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">76.669</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">341.961</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">MP (%)</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">
                <italic>100,0</italic>
              </td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">
                <italic>100,0</italic>
              </td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">100,0</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">100,0</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">
                <italic>100,0</italic>
              </td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">
                <italic>100,0</italic>
              </td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">
                <italic>100,0</italic>
              </td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">100,0</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">134,38</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">165,20</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">
                <italic>1.206,89</italic>
                <xref ref-type="table-fn" rid="TFN2">(1)</xref>
              </td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">
                <italic>598,35</italic>
                <xref ref-type="table-fn" rid="TFN2">(1)</xref>
              </td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">
                <italic>67,85</italic>
                <xref ref-type="table-fn" rid="TFN3">(2)</xref>
              </td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">28,15</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">37,77</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">162,44</td>
            </tr>
          </tbody>
        </table>
        <table-wrap-foot>
          <fn id="TFN1">
            <p>DAC: doen&#231;as do aparelho circulat&#243;rio; MAC: malforma&#231;&#245;es do aparelho circulat&#243;rio; Mort 100K: taxa de mortalidade por 100 mil; MP (%): mortalidade proporcional, percentual; Outras MC: outras malforma&#231;&#245;es cong&#234;nitas, excluindo as MAC.</p>
          </fn>
          <fn id="TFN2">
            <label>(1)</label>
            <p>Mortalidade por 100 mil nascidos vivos</p>
          </fn>
          <fn id="TFN3">
            <label>(2)</label>
            <p>Mortalidade por 100 mil indiv&#237;duos na popula&#231;&#227;o de 0 a 4 anos, excluindo os nascidos vivos.</p>
          </fn>
        </table-wrap-foot>
      </table-wrap>
      <table-wrap id="t2">
        <label>Tabela 2</label>
        <caption>
          <title>Mortalidade proporcional e taxas de mortalidade segundo grupos de causas prim&#225;rias e de idade, em menores de 20 anos, no sexo feminino, no Brasil, de 1996 a 2019</title>
        </caption>
        <table frame="hsides" rules="groups">
          <colgroup width="10%">
            <col/>
            <col/>
            <col/>
            <col/>
            <col/>
            <col/>
            <col/>
            <col/>
            <col/>
            <col/>
          </colgroup>
          <thead style="border-top: thin solid; border-bottom: thin solid; border-color: #000000">
            <tr>
              <th align="left" colspan="2" rowspan="2" style="background-color:#77B4D0" valign="middle">Causas prim&#225;rias de morte</th>
              <th align="center" rowspan="2" style="background-color:#77B4D0" valign="middle">&lt; 20 anos total (ambos os sexos)</th>
              <th align="center" colspan="7" style="background-color:#77B4D0;border-bottom: thin solid; border-color: #000000" valign="middle">Sexo feminino</th>
            </tr>
            <tr>
              <th align="left" style="background-color:#77B4D0" valign="middle">Total (sexo feminino)</th>
              <th align="center" style="background-color:#77B4D0" valign="middle">Neonatos</th>
              <th align="center" style="background-color:#77B4D0" valign="middle">&lt; 1 ano (exceto os neonatos)</th>
              <th align="center" style="background-color:#77B4D0" valign="middle">1-4</th>
              <th align="center" style="background-color:#77B4D0" valign="middle">5-9</th>
              <th align="center" style="background-color:#77B4D0" valign="middle">10-14</th>
              <th align="center" style="background-color:#77B4D0" valign="middle">15-19</th>
            </tr>
          </thead>
          <tbody style="border-bottom: thin solid; border-color: #000000">
            <tr>
              <td align="left" rowspan="3" valign="middle">Doen&#231;as infecciosas e parasit&#225;rias</td>
              <td align="left" valign="middle">&#211;bitos</td>
              <td align="center" valign="middle">138.769</td>
              <td align="center" valign="middle">61.948</td>
              <td align="center" valign="middle">2.828</td>
              <td align="center" valign="middle">33.716</td>
              <td align="center" valign="middle">12.566</td>
              <td align="center" valign="middle">3.737</td>
              <td align="center" valign="middle">2.994</td>
              <td align="center" valign="middle">4.687</td>
            </tr>
            <tr>
              <td align="left" valign="middle">MP (%)</td>
              <td align="center" valign="middle">6,45</td>
              <td align="center" valign="middle">7,71</td>
              <td align="center" valign="middle">0,83</td>
              <td align="center" valign="middle">18,84</td>
              <td align="center" valign="middle">14,55</td>
              <td align="center" valign="middle">9,09</td>
              <td align="center" valign="middle">6,26</td>
              <td align="center" valign="middle">5,27</td>
            </tr>
            <tr>
              <td align="left" valign="middle">Mort 100K</td>
              <td align="center" valign="middle">8,67</td>
              <td align="center" valign="middle">7,84</td>
              <td align="center" valign="middle">8,10</td>
              <td align="center" valign="middle">96,57</td>
              <td align="center" valign="middle">8,28</td>
              <td align="center" valign="middle">1,91</td>
              <td align="center" valign="middle">1,48</td>
              <td align="center" valign="middle">2,28</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">Neoplasias e doen&#231;as do sangue</td>
              <td align="left" style="background-color:#C7DEEC" valign="middle">&#211;bitos</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">87.674</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">38.491</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">483</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">4.014</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">7.965</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">7.067</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">7.293</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">9.522</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">MP (%)</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">4,07</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">4,79</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,14</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">2,24</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">9,23</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">17,19</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">15,25</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">10,72</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">5,47</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">4,87</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">1,38</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">11,50</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">5,25</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">3,62</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">3,60</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">4,64</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" valign="middle">Doen&#231;as end&#243;crinas</td>
              <td align="left" valign="middle">&#211;bitos</td>
              <td align="center" valign="middle">39.102</td>
              <td align="center" valign="middle">18.625</td>
              <td align="center" valign="middle">491</td>
              <td align="center" valign="middle">9.482</td>
              <td align="center" valign="middle">3.877</td>
              <td align="center" valign="middle">1.055</td>
              <td align="center" valign="middle">1.180</td>
              <td align="center" valign="middle">2.026</td>
            </tr>
            <tr>
              <td align="left" valign="middle">MP (%)</td>
              <td align="center" valign="middle">1,82</td>
              <td align="center" valign="middle">2,32</td>
              <td align="center" valign="middle">0,14</td>
              <td align="center" valign="middle">5,30</td>
              <td align="center" valign="middle">4,49</td>
              <td align="center" valign="middle">2,56</td>
              <td align="center" valign="middle">2,47</td>
              <td align="center" valign="middle">2,28</td>
            </tr>
            <tr>
              <td align="left" valign="middle">Mort 100K</td>
              <td align="center" valign="middle">2,44</td>
              <td align="center" valign="middle">2,36</td>
              <td align="center" valign="middle">1,41</td>
              <td align="center" valign="middle">27,16</td>
              <td align="center" valign="middle">2,56</td>
              <td align="center" valign="middle">0,54</td>
              <td align="center" valign="middle">0,58</td>
              <td align="center" valign="middle">0,99</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">Doen&#231;as do sistema nervoso</td>
              <td align="left" style="background-color:#C7DEEC" valign="middle">&#211;bitos</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">63.439</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">26.878</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">586</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">6.652</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">6.627</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">3.874</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">4.147</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">4.340</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">MP (%)</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">3,04</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">3,34</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,17</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">3,72</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">7,68</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">9,42</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">8,67</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">4,88</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">3,96</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">3,40</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">1,68</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">19,05</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">4,37</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">1,98</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">2,04</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">2,11</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" valign="middle">Doen&#231;as do aparelho respirat&#243;rio</td>
              <td align="left" valign="middle">&#211;bitos</td>
              <td align="center" valign="middle">139.334</td>
              <td align="center" valign="middle">62.580</td>
              <td align="center" valign="middle">1.988</td>
              <td align="center" valign="middle">30.569</td>
              <td align="center" valign="middle">15.829</td>
              <td align="center" valign="middle">3.873</td>
              <td align="center" valign="middle">3.612</td>
              <td align="center" valign="middle">5.417</td>
            </tr>
            <tr>
              <td align="left" valign="middle">MP (%)</td>
              <td align="center" valign="middle">6,48</td>
              <td align="center" valign="middle">7,79</td>
              <td align="center" valign="middle">0,59</td>
              <td align="center" valign="middle">17,08</td>
              <td align="center" valign="middle">18,33</td>
              <td align="center" valign="middle">9,42</td>
              <td align="center" valign="middle">7,55</td>
              <td align="center" valign="middle">6,10</td>
            </tr>
            <tr>
              <td align="left" valign="middle">Mort 100K</td>
              <td align="center" valign="middle">8,70</td>
              <td align="center" valign="middle">7,92</td>
              <td align="center" valign="middle">5,69</td>
              <td align="center" valign="middle">87,55</td>
              <td align="center" valign="middle">10,43</td>
              <td align="center" valign="middle">1,98</td>
              <td align="center" valign="middle">1,78</td>
              <td align="center" valign="middle">2,64</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">Doen&#231;as perinatais</td>
              <td align="left" style="background-color:#C7DEEC" valign="middle">&#211;bitos</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">666.901</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">285.670</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">268.340</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">16.247</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">361</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">79</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">54</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">45</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">MP (%)</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">30,99</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">35,55</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">79,16</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">9,08</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,42</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,19</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,11</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,05</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">41,65</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">36,17</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">768,56</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">46,53</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,24</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,04</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,03</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,02</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" valign="middle">Outras MC</td>
              <td align="left" valign="middle">&#211;bitos</td>
              <td align="center" valign="middle">
                <italic>128.910</italic>
              </td>
              <td align="center" valign="middle">60.318</td>
              <td align="center" valign="middle">12.530</td>
              <td align="center" valign="middle">4.653</td>
              <td align="center" valign="middle">4.098</td>
              <td align="center" valign="middle">1.157</td>
              <td align="center" valign="middle">985</td>
              <td align="center" valign="middle">771</td>
            </tr>
            <tr>
              <td align="left" valign="middle">MP (%)</td>
              <td align="center" valign="middle">5,99</td>
              <td align="center" valign="middle">7,51</td>
              <td align="center" valign="middle">3,70</td>
              <td align="center" valign="middle">2,60</td>
              <td align="center" valign="middle">4,75</td>
              <td align="center" valign="middle">2,81</td>
              <td align="center" valign="middle">2,06</td>
              <td align="center" valign="middle">0,87</td>
            </tr>
            <tr>
              <td align="left" valign="middle">Mort 100K</td>
              <td align="center" valign="middle">8,05</td>
              <td align="center" valign="middle">7,64</td>
              <td align="center" valign="middle">35,89</td>
              <td align="center" valign="middle">13,33</td>
              <td align="center" valign="middle">2,70</td>
              <td align="center" valign="middle">0,59</td>
              <td align="center" valign="middle">0,48</td>
              <td align="center" valign="middle">0,37</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">MAC</td>
              <td align="left" style="background-color:#C7DEEC" valign="middle">&#211;bitos</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">85.943</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">39.637</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">16.573</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">16.304</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">4.149</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">1.049</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">781</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">657</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">MP (%)</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">3,99</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">4,93</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">4,89</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">9,11</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">4,80</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">2,55</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">1,63</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,74</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">
                <italic>5,37</italic>
              </td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">5,02</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">47,47</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">46,70</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">2,73</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,54</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,38</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,32</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" valign="middle">DAC</td>
              <td align="left" valign="middle">&#211;bitos</td>
              <td align="center" valign="middle">
                <italic>43.522</italic>
              </td>
              <td align="center" valign="middle">19.618</td>
              <td align="center" valign="middle">504</td>
              <td align="center" valign="middle">4.064</td>
              <td align="center" valign="middle">2.760</td>
              <td align="center" valign="middle">1.773</td>
              <td align="center" valign="middle">3.033</td>
              <td align="center" valign="middle">5.881</td>
            </tr>
            <tr>
              <td align="left" valign="middle">MP (%)</td>
              <td align="center" valign="middle">
                <italic>2,06</italic>
              </td>
              <td align="center" valign="middle">2,44</td>
              <td align="center" valign="middle">0,15</td>
              <td align="center" valign="middle">2,27</td>
              <td align="center" valign="middle">3,20</td>
              <td align="center" valign="middle">4,31</td>
              <td align="center" valign="middle">6,34</td>
              <td align="center" valign="middle">6,62</td>
            </tr>
            <tr>
              <td align="left" valign="middle">Mort 100K</td>
              <td align="center" valign="middle">
                <italic>2,72</italic>
              </td>
              <td align="center" valign="middle">2,48</td>
              <td align="center" valign="middle">1,44</td>
              <td align="center" valign="middle">11,64</td>
              <td align="center" valign="middle">1,82</td>
              <td align="center" valign="middle">0,91</td>
              <td align="center" valign="middle">1,49</td>
              <td align="center" valign="middle">2,87</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">Causas externas</td>
              <td align="left" style="background-color:#C7DEEC" valign="middle">&#211;bitos</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">558.684</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">100.127</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">1.849</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">9.509</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">14.607</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">11.864</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">16.433</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">37.510</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">MP (%)</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">
                <italic>25,96</italic>
              </td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">12,46</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">0,55</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">5,31</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">16,92</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">28,85</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">34,36</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">42,22</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">34,89</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">12,68</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">5,30</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">27,23</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">9,63</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">6,07</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">8,10</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">18,28</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" valign="middle">Mal definidas</td>
              <td align="left" valign="middle">&#211;bitos</td>
              <td align="center" valign="middle">
                <italic>146.220</italic>
              </td>
              <td align="center" valign="middle">61.237</td>
              <td align="center" valign="middle">7.802</td>
              <td align="center" valign="middle">27.756</td>
              <td align="center" valign="middle">10.562</td>
              <td align="center" valign="middle">3.450</td>
              <td align="center" valign="middle">3.739</td>
              <td align="center" valign="middle">6.514</td>
            </tr>
            <tr>
              <td align="left" valign="middle">MP (%)</td>
              <td align="center" valign="middle">6,80</td>
              <td align="center" valign="middle">7,62</td>
              <td align="center" valign="middle">2,30</td>
              <td align="center" valign="middle">15,51</td>
              <td align="center" valign="middle">12,23</td>
              <td align="center" valign="middle">8,39</td>
              <td align="center" valign="middle">7,82</td>
              <td align="center" valign="middle">7,33</td>
            </tr>
            <tr>
              <td align="left" valign="middle">Mort 100K</td>
              <td align="center" valign="middle">9,13</td>
              <td align="center" valign="middle">7,75</td>
              <td align="center" valign="middle">22,35</td>
              <td align="center" valign="middle">79,50</td>
              <td align="center" valign="middle">6,96</td>
              <td align="center" valign="middle">1,77</td>
              <td align="center" valign="middle">1,84</td>
              <td align="center" valign="middle">3,17</td>
            </tr>
            <tr>
              <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">
                <bold>Todas as causas</bold>
              </td>
              <td align="left" style="background-color:#C7DEEC" valign="middle">&#211;bitos</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">2.151.716</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">803.513</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">338.997</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">178.972</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">86.330</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">41.118</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">47.827</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">88.847</td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">MP (%)</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">
                <italic>100,0</italic>
              </td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">
                <italic>100,0</italic>
              </td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">
                <italic>100,0</italic>
              </td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">100,0</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">
                <italic>100,0</italic>
              </td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">
                <italic>100,0</italic>
              </td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">
                <italic>100,0</italic>
              </td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">
                <italic>100,0</italic>
              </td>
            </tr>
            <tr>
              <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">134,38</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">101,73</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">
                <italic>970,93<xref ref-type="table-fn" rid="TFN5">(1)</xref></italic>
              </td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">
                <italic>512,60<xref ref-type="table-fn" rid="TFN5">(1)</xref></italic>
              </td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">56,91 <xref ref-type="table-fn" rid="TFN6">(2)</xref> </td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">21,05</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">23,58</td>
              <td align="center" style="background-color:#C7DEEC" valign="middle">43,32</td>
            </tr>
          </tbody>
        </table>
        <table-wrap-foot>
          <fn id="TFN4">
            <p>DAC: doen&#231;as do aparelho circulat&#243;rio; MAC: malforma&#231;&#245;es do aparelho circulat&#243;rio; Mort 100K: taxa de mortalidade por 100 mil; MP (%): mortalidade proporcional, percentual; Outras MC: outras malforma&#231;&#245;es cong&#234;nitas, excluindo as MAC.</p>
          </fn>
          <fn id="TFN5">
            <label>(1)</label>
            <p>Mortalidade por 100 mil nascidos vivos</p>
          </fn>
          <fn id="TFN6">
            <label>(2)</label>
            <p>Mortalidade por 100 mil indiv&#237;duos na popula&#231;&#227;o de 0 a 4 anos, excluindo os nascidos vivos.</p>
          </fn>
        </table-wrap-foot>
      </table-wrap>
      <p>A <xref ref-type="fig" rid="f2">Figura 1</xref> mostra as causas b&#225;sicas de &#243;bito quando a PCR foi registrada em qualquer linha da DO, ou seja, quando o indiv&#237;duo apresentou esse evento na sequ&#234;ncia de &#243;bito. As principais causas de morte no Brasil nos menores de 20 anos foram as doen&#231;as do aparelho respirat&#243;rio, seguidas pelas doen&#231;as do sistema nervoso. No entanto, quando cada faixa et&#225;ria foi analisada individualmente, observaram-se diferen&#231;as entre as causas b&#225;sicas de &#243;bito. Especificamente, as principais causas de morte foram as perinatais no per&#237;odo neonatal (Suplemento &#8211; Figura 1) e as doen&#231;as do aparelho respirat&#243;rio em crian&#231;as menores de 5 anos (Suplemento &#8211; Figuras 2 e 3).</p>
      <fig id="f2">
        <label>Figura 1</label>
        <caption>
          <title>Taxas de causas m&#250;ltiplas de &#243;bito associadas &#224; parada cardiorrespirat&#243;ria em menores de 20 anos, no Brasil, de 1996 a 2019. DAC: doen&#231;as do aparelho circulat&#243;rio; MAC: malforma&#231;&#245;es do aparelho circulat&#243;rio; Outras MC: outras malforma&#231;&#245;es cong&#234;nitas, excluindo as MAC.</title>
        </caption>
        <graphic xlink:href="1678-4170-abc-121-04-e20230480-30480-gf02.tif"/></fig>
      <p>As principais causas b&#225;sicas de morte quando a PCR foi registrada na sequ&#234;ncia do &#243;bito foram as doen&#231;as neopl&#225;sicas e hematol&#243;gicas na faixa et&#225;ria de 5 a 14 anos (Suplemento &#8211; Figuras 4 e 5) e as causas externas em adolescentes de 15 a 19 anos (Suplemento &#8211; Figura 6). Assim, em indiv&#237;duos maiores de 5 anos, a PCR ocorreu principalmente por causas n&#227;o respirat&#243;rias.</p>
      <p>Quando analisamos a frequ&#234;ncia das causas b&#225;sicas de &#243;bito, segundo o local de ocorr&#234;ncia, quando a PCR foi registrada na sequ&#234;ncia de &#243;bitos, no mesmo per&#237;odo, no Brasil e nos menores de 20 anos de idade, observamos que 83% dos &#243;bitos ocorreram no ambiente hospitalar, enquanto 16% ocorreram fora do ambiente hospitalar. Em 1% dos casos, o local do &#243;bito n&#227;o foi informado. As principais causas b&#225;sicas de morte no ambiente hospitalar foram as neopl&#225;sicas e hematol&#243;gicas, as malforma&#231;&#245;es do aparelho circulat&#243;rio e as doen&#231;as infecciosas e parasit&#225;rias, enquanto as que ocorreram fora do ambiente hospitalar foram as doen&#231;as do sistema nervoso e as doen&#231;as do aparelho circulat&#243;rio, como mostra a <xref ref-type="fig" rid="f3">Figura 2</xref>.</p>
      <fig id="f3">
        <label>Figura 2</label>
        <caption>
          <title>Taxas de causas m&#250;ltiplas de &#243;bito associadas &#224; parada cardiorrespirat&#243;ria segundo o local de ocorr&#234;ncia, no Brasil, de 1996 a 2019, em menores de 20 anos. DAC: doen&#231;as do aparelho circulat&#243;rio; MAC: malforma&#231;&#245;es do aparelho circulat&#243;rio; Outras MC: outras malforma&#231;&#245;es cong&#234;nitas, excluindo as MAC.</title>
        </caption>
        <graphic xlink:href="1678-4170-abc-121-04-e20230480-30480-gf03.tif"/></fig>
    </sec>
    <sec sec-type="discussion">
      <title>Discuss&#227;o</title>
      <p>Foram identificados quatro padr&#245;es de distribui&#231;&#227;o das principais causas b&#225;sicas de morte nos menores de 20 anos de 1996 a 2019 no Brasil, quando a PCR foi registrada na sequ&#234;ncia do &#243;bito: causas perinatais no per&#237;odo neonatal, doen&#231;as do aparelho respirat&#243;rio abaixo de 5 anos, doen&#231;as neopl&#225;sicas e hematol&#243;gicas entre 5 e 14 anos, e causas externas em adolescentes de 15 a 19 anos. O principal local de ocorr&#234;ncia dos &#243;bitos foi em ambiente hospitalar.</p>
      <p>Apesar do decl&#237;nio global da mortalidade infantil nas &#250;ltimas d&#233;cadas, particularmente com a redu&#231;&#227;o do componente p&#243;s-neonatal, o componente neonatal sofreu poucas varia&#231;&#245;es, o que se reflete na maior mortalidade proporcional por causas perinatais de &#243;bito e maior taxa de mortalidade neonatal, em ambos os sexos, como encontramos no presente estudo.<sup><xref ref-type="bibr" rid="B15">15</xref></sup> Maior mortalidade em jovens do sexo masculino tamb&#233;m foi observada em outro estudo.<sup><xref ref-type="bibr" rid="B16">16</xref></sup> No sexo masculino, as maiores taxas de mortalidade proporcional s&#227;o as causas perinatais e externas, sendo que as causas externas ganham maior import&#226;ncia com o avan&#231;ar da idade, o que pode ser explicado pela maior exposi&#231;&#227;o desse sexo &#224; viol&#234;ncia interpessoal e aos acidentes automobil&#237;sticos.<sup><xref ref-type="bibr" rid="B1">1</xref></sup></p>
      <p>Quando analisados os &#243;bitos em que a PCR foi registrada na sequ&#234;ncia de &#243;bito, as principais causas b&#225;sicas de &#243;bito foram as doen&#231;as respirat&#243;rias, neopl&#225;sicas e hematol&#243;gicas, exceto para as faixas et&#225;rias incluindo neonatos e adolescentes de 15 a 19 anos, nas quais as principais causas foram perinatais e externas, respectivamente. Quando exclu&#237;das as causas perinatais e externas de &#243;bito nessas faixas et&#225;rias, as causas respirat&#243;rias, neopl&#225;sicas e hematol&#243;gicas voltaram a se destacar, sugerindo que a alta mortalidade por causas perinatais e externas, nas respectivas faixas et&#225;rias, pode ser fator de confus&#227;o, encobrindo as principais causas b&#225;sicas de morte quando se registra PCR.</p>
      <p>Assim, excluindo-se da an&#225;lise as causas perinatais e causas externas de &#243;bito, observaram-se dois padr&#245;es em que a PCR foi registrada na sequ&#234;ncia de &#243;bitos: causas respirat&#243;rias, principalmente abaixo de 5 anos, e causas neopl&#225;sicas e hematol&#243;gicas, acima de 5 anos. As causas respirat&#243;rias tamb&#233;m se destacaram como comorbidades pr&#233;-existentes em dois estudos prospectivos realizados no Malawi e nos EUA com popula&#231;&#245;es compar&#225;veis &#224; do presente estudo em termos de faixa et&#225;ria; no entanto, ambos os estudos inclu&#237;ram uma pequena amostra restrita a um hospital terci&#225;rio.<sup><xref ref-type="bibr" rid="B17">17</xref>-<xref ref-type="bibr" rid="B20">20</xref></sup> Assim, &#233; poss&#237;vel inferir que a presen&#231;a de doen&#231;as respirat&#243;rias pode ser um fator de risco para PCR nessa faixa et&#225;ria.</p>
      <p>A maior taxa de causas neopl&#225;sicas e hematol&#243;gicas acima de 5 anos pode ser explicada pelo aumento da incid&#234;ncia de PCR intra-hospitalar em pacientes pedi&#225;tricos com doen&#231;as cr&#244;nicas, com maior mortalidade entre as doen&#231;as oncol&#243;gicas e hematol&#243;gicas.<sup><xref ref-type="bibr" rid="B2">2</xref>,<xref ref-type="bibr" rid="B17">17</xref></sup> Assim, pode-se inferir tamb&#233;m que a presen&#231;a de doen&#231;as neopl&#225;sicas e hematol&#243;gicas nessa faixa et&#225;ria pode ser um fator de risco para PCR.</p>
      <p>Em rela&#231;&#227;o aos &#243;bitos extra-hospitalares associados &#224; PCR, as principais causas b&#225;sicas de morte foram as doen&#231;as do sistema nervoso e as doen&#231;as do aparelho circulat&#243;rio. Esses dados corroboram os encontrados em estudo realizado na Austr&#225;lia com indiv&#237;duos menores de 50 anos, que demonstrou que, em indiv&#237;duos menores de 18 anos, as principais causas b&#225;sicas de morte associadas &#224; PCR extra-hospitalar foram respirat&#243;ria e doen&#231;as do aparelho circulat&#243;rio.<sup><xref ref-type="bibr" rid="B21">21</xref></sup> Isso mostra que precisamos explorar melhor os fatores de risco e as causas associadas &#224; PCR nessa faixa et&#225;ria.</p>
      <p>Ainda em rela&#231;&#227;o ao ambiente extra-hospitalar no Brasil, o desfecho est&#225; relacionado ao ritmo da PCR. Os ritmos choc&#225;veis s&#227;o respons&#225;veis por 80% dos casos, com sobrevida de 50% a 70%. Enquanto os ritmos n&#227;o choc&#225;veis t&#234;m uma taxa de sobreviv&#234;ncia inferior a 17% em todas as idades. Em metan&#225;lise que incluiu 141 estudos realizados na Am&#233;rica do Norte, Europa, &#193;sia e Oceania sobre PCR em adultos no ambiente extra-hospitalar, encontraram taxas de retorno &#224; circula&#231;&#227;o espont&#226;nea de 29,7%, com sobrevida inferior a 10%.<sup><xref ref-type="bibr" rid="B22">22</xref>-<xref ref-type="bibr" rid="B27">27</xref></sup> A literatura ainda carece de dados semelhantes relacionados &#224; faixa et&#225;ria pedi&#225;trica.</p>
      <p>Chama a aten&#231;&#227;o a maior mortalidade em ambientes hospitalares, geralmente dotados de recursos estruturais e humanos para a realiza&#231;&#227;o de RCP. Estudo realizado nos EUA com a faixa et&#225;ria pedi&#225;trica mostrou taxa de mortalidade superior a 60% por PCR em hospitais.<sup><xref ref-type="bibr" rid="B22">22</xref></sup> Al&#233;m disso, como mostrado em um estudo observacional brasileiro que incluiu cuidados de RCP realizados em n&#237;vel individual e de equipe em um hospital pedi&#225;trico, h&#225; baixa ades&#227;o ao protocolo de Suporte Avan&#231;ado de Vida em Pediatria entre os profissionais de sa&#250;de. Esse dado est&#225; alinhado com os resultados de mortalidade encontrados no presente estudo, uma vez que a qualidade da reanima&#231;&#227;o impacta diretamente na sobrevida desses indiv&#237;duos.<sup><xref ref-type="bibr" rid="B18">18</xref></sup></p>
      <p>A an&#225;lise comparativa entre causas b&#225;sicas de morte e PCR como evento notificado em amostra populacional &#233; pioneira na literatura cient&#237;fica e permite o entendimento das comorbidades e etiologias mais associadas a esse evento, tra&#231;ando um perfil de indiv&#237;duos com maior risco de apresentar PCR e evoluir para &#243;bito, para que esses &#243;bitos possam ser prevenidos. Ainda assim, &#233; necess&#225;rio conhecer a sequ&#234;ncia mais comum de eventos que culmina em tais mortes para que possam ser prevenidas de forma mais espec&#237;fica.</p>
      <p>As limita&#231;&#245;es deste estudo incluem o uso de dados secund&#225;rios e DOs preenchidos com informa&#231;&#245;es incompletas. No entanto, estudos recentes t&#234;m mostrado uma melhora na qualidade da codifica&#231;&#227;o dos &#243;bitos no Brasil e uma diminui&#231;&#227;o no uso do <italic>garbage code</italic>, principalmente nos &#250;ltimos 20 anos.<sup><xref ref-type="bibr" rid="B23">23</xref></sup> Esses s&#227;o os dados dispon&#237;veis com maior impacto na sa&#250;de no Brasil, al&#233;m de retratarem nossa popula&#231;&#227;o, justificando sua ampla utiliza&#231;&#227;o na literatura cient&#237;fica brasileira.</p>
    </sec>
    <sec sec-type="conclusions">
      <title>Conclus&#227;o</title>
      <p>As maiores taxas de mortalidade por causas b&#225;sicas de morte nos menores de 20 anos no Brasil de 1996 a 2019 foram perinatal e causas externas. Quando avaliamos as causas m&#250;ltiplas de morte, as principais causas prim&#225;rias relacionadas &#224; PCR foram as doen&#231;as respirat&#243;rias, hematol&#243;gicas e neopl&#225;sicas. A maioria dos &#243;bitos ocorreu no ambiente hospitalar. Faz-se necess&#225;ria uma maior compreens&#227;o da cadeia de eventos desses &#243;bitos e a amplia&#231;&#227;o e aprimoramento das estrat&#233;gias de ensino em RCP pedi&#225;trica, voltadas principalmente para os profissionais de sa&#250;de.</p>
    </sec>
  </body>
  <back>
    <fn-group>
      <fn fn-type="financial-disclosure" id="fn2">
        <p>
          <bold>Fontes de financiamento</bold>
        </p>
        <p>O presente estudo n&#227;o teve fontes de financiamento externas.</p>
      </fn>
      <fn fn-type="other" id="fn3">
        <p>
          <bold>Vincula&#231;&#227;o acad&#234;mica</bold>
        </p>
        <p>Este artigo &#233; parte de tese de doutorado de Thayanne Mendes de Andrade pela Universidade Federal do Rio de Janeiro.</p>
      </fn>
      <fn fn-type="other" id="fn4">
        <p>
          <bold>Aprova&#231;&#227;o &#233;tica e consentimento informado</bold>
        </p>
        <p>Este artigo n&#227;o cont&#233;m estudos com humanos ou animais realizados por nenhum dos autores.</p>
      </fn>
    </fn-group>
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  <sub-article article-type="translation" id="S1" xml:lang="en">
    <front-stub>
      <article-categories>
        <subj-group subj-group-type="heading">
          <subject>Original Article</subject>
        </subj-group>
      </article-categories>
      <title-group>
        <article-title>Multiple Causes of Death Associated with Pediatric Cardiopulmonary Arrest from 1996 to 2019 in Brazil</article-title>
      </title-group>
      <contrib-group>
        <contrib contrib-type="author">
          <contrib-id contrib-id-type="orcid">0000-0002-7415-8535</contrib-id>
          <name>
            <surname>de Andrade</surname>
            <given-names>Thayanne Mendes</given-names>
          </name>
          <role>Conception</role>
          <role>design of the research</role>
          <role>Acquisition of data</role>
          <role>Writing of the manuscript</role>
          <role>Critical revision of the manuscript for important intellectual content</role>
          <role>Analysis</role>
          <role>interpretation of the data</role>
          <role>Statistical analysis</role>
          <role>Obtaining financing</role>
          <xref ref-type="aff" rid="aff3">
            <sup>1</sup>
          </xref>
        </contrib>
        <contrib contrib-type="author">
          <name>
            <surname>Marques</surname>
            <given-names>Mariara Lopes da Costa</given-names>
          </name>
          <role>Conception</role>
          <role>design of the research</role>
          <role>Acquisition of data</role>
          <role>Writing of the manuscript</role>
          <role>Critical revision of the manuscript for important intellectual content</role>
          <xref ref-type="aff" rid="aff3">
            <sup>1</sup>
          </xref>
        </contrib>
        <contrib contrib-type="author">
          <contrib-id contrib-id-type="orcid">0000-0002-2606-7460</contrib-id>
          <name>
            <surname>Salim</surname>
            <given-names>Tha&#237;s Rocha</given-names>
          </name>
          <role>Conception</role>
          <role>design of the research</role>
          <role>Acquisition of data</role>
          <role>Writing of the manuscript</role>
          <role>Critical revision of the manuscript for important intellectual content</role>
          <role>Analysis</role>
          <role>interpretation of the data</role>
          <role>Statistical analysis</role>
          <role>Obtaining financing</role>
          <xref ref-type="aff" rid="aff3">
            <sup>1</sup>
          </xref>
          <xref ref-type="aff" rid="aff4">
            <sup>2</sup>
          </xref>
        </contrib>
        <contrib contrib-type="author">
          <contrib-id contrib-id-type="orcid">0000-0002-0737-6188</contrib-id>
          <name>
            <surname>de Oliveira</surname>
            <given-names>Glaucia Maria Moraes</given-names>
          </name>
          <role>Conception</role>
          <role>design of the research</role>
          <role>Acquisition of data</role>
          <role>Writing of the manuscript</role>
          <role>Critical revision of the manuscript for important intellectual content</role>
          <role>Analysis</role>
          <role>interpretation of the data</role>
          <role>Statistical analysis</role>
          <xref ref-type="aff" rid="aff3">
            <sup>1</sup>
          </xref>
          <xref ref-type="corresp" rid="c2"/>
        </contrib>
        <aff id="aff3">
          <label>1</label>
          <addr-line>
            <named-content content-type="city">Rio de Janeiro</named-content>
            <named-content content-type="state">RJ</named-content>
          </addr-line>
          <country country="BR">Brazil</country>
          <institution content-type="original">Programa de P&#243;s-gradua&#231;&#227;o em Cardiologia, Universidade Federal do Rio de Janeiro, Rio de Janeiro, RJ &#8211; Brazil</institution>
        </aff>
        <aff id="aff4">
          <label>2</label>
          <addr-line>
            <named-content content-type="city">Rio de Janeiro</named-content>
            <named-content content-type="state">RJ</named-content>
          </addr-line>
          <country country="BR">Brazil</country>
          <institution content-type="original">Universidade de Vassouras, Rio de Janeiro, RJ &#8211; Brazil</institution>
        </aff>
      </contrib-group>
      <author-notes>
        <corresp id="c2"><bold>Mailing Address: Glaucia Maria Moraes de Oliveira</bold> &#8226; Universidade Federal do Rio de Janeiro &#8211; R. Prof. Rodolpho P. Rocco, 255 &#8211; Pr&#233;dio do HU 8&#186; andar &#8211; sala 6, UFRJ. Postal Code <postal-code>21941-913</postal-code>, Cidade Universit&#225;ria, RJ &#8211; Brasil E-mail: <email>glauciamoraesoliveira@gmail.com</email> </corresp>
        <fn fn-type="conflict">
          <p>
            <bold>Potential conflict of interest</bold>
          </p>
          <p>No potential conflict of interest relevant to this article was reported.</p>
        </fn>
        <fn fn-type="edited-by">
          <p>Editor responsible for the review: Marcio Bittencourt</p>
        </fn>
      </author-notes>
      <abstract>
        <title>Abstract</title>
        <sec>
          <title>Background:</title>
          <p>In pediatrics, cardiopulmonary arrest (CPA) is associated with high mortality and severe neurologic sequelae. Information on the causes and mechanisms of death below the age of 20 years could provide theoretical support for health improvement among children and adolescents.</p>
        </sec>
        <sec>
          <title>Objectives:</title>
          <p>To conduct a population analysis of mortality rates due to primary and multiple causes of death below the age of 20 years in both sexes from 1996 to 2019 in Brazil, and identify the frequency in which CPA was recorded in the death certificates (DCs) of these individuals and the locations where the deaths occurred, in order to promote strategies to improve the prevention of deaths.</p>
        </sec>
        <sec>
          <title>Method:</title>
          <p>Ecological time-series study of deaths below the age of 20 years from 1996 to 2019, evaluating the mortality rates (MRs) and proportional mortality (PM) by primary cause of death. We analyzed the percentages of CPA recorded in any line of the DC and the location where the deaths occurred. We calculated the MRs per 100,000 inhabitants and the PM by primary cause of death under the age of 20 years according to sex and age group, the percentages of death from primary causes by age group when CPA was described in any line of Parts I and II of the DC, and the percentage of deaths from primary causes according to their location of occurrence. We retrieved the data from DATASUS, IBGE, and SINASC.</p>
        </sec>
        <sec>
          <title>Results:</title>
          <p>From 1996 to 2019, there were 2,151,716 deaths below the age of 20 years in Brazil, yielding a mortality rate of 134.38 per 100,000 inhabitants. The death rate was highest among male neonates. Of all deaths, 249,334 (11.6%) had CPA recorded in any line of the DC. Specifically, CPA was recorded in 49,178 DCs between the ages of 1 and 4 years and in 88,116 of those between the ages of 29 and 365 days, corresponding, respectively, to 26% and 22% of the deaths in these age groups. These two age groups had the highest rates of CPA recorded in any line of the DC. The main primary causes of death when CPA was recorded in the sequence of death were respiratory, hematologic, and neoplastic diseases.</p>
        </sec>
        <sec>
          <title>Conclusion:</title>
          <p>Perinatal and external causes were the primary causes of death, with highest MRs under the age of 20 years in Brazil from 1996 to 2019. When multiple causes of death were considered, the main primary causes associated with CPA were respiratory, hematologic, and neoplastic diseases. Most deaths occurred in the hospital environment. Better understanding of the sequence of events in these deaths and improvements in teaching strategies in pediatric cardiopulmonary resuscitation are needed.</p>
        </sec>
      </abstract>
      <kwd-group xml:lang="en">
        <title>Keywords:</title>
        <kwd>Multiple Causes of Death</kwd>
        <kwd>Pediatric Cardiopulmonary Arrest</kwd>
        <kwd>Brazil</kwd>
      </kwd-group>
    </front-stub>
    <body>
      <fig id="f4">
        <caption>
          <title>CPA: cardiopulmonar arrest; DC: death certificate.</title>
        </caption>
        <graphic xlink:href="1678-4170-abc-121-04-e20230480-30480-gf01-en.tif"/></fig>
      <sec sec-type="intro">
        <title>Introduction</title>
        <p>Over the last two decades, a decrease of almost 50% in the occurrence of deaths below the age of 20 years has been observed worldwide. In the same period and age group in Brazil, the mortality rate decreased from 303.9 to 140.2 per 100,000 inhabitants. This decrease in mortality can be attributed to a reduction in infectious causes of death and improvements in health and care promotion.<sup><xref ref-type="bibr" rid="B1">1</xref>-<xref ref-type="bibr" rid="B4">4</xref></sup> Still, most of these deaths could have been prevented through actions involving diagnosis, early treatment, and reversibility of the final mechanism of death, i.e., cardiopulmonary arrest (CPA).<sup><xref ref-type="bibr" rid="B1">1</xref></sup></p>
        <p>The CPA etiology differs between the pediatric and adult populations, with greater mortality and severe neurological sequelae in the former. In pediatric patients, CPA events occur mostly below the age of 1 year and are associated with a mortality rate of 46.8%. Notably, the odds of reversing from a CPA event decrease with age, with mortality rates increasing from 58.8% in children aged 1 to 2 years to 70% among individuals aged 12 to 17 years.<sup><xref ref-type="bibr" rid="B2">2</xref></sup> In pediatrics, CPA occurs more frequently in the hospital environment. International studies have reported survival rates on hospital discharge after CPA of 32% to 40% in children, indicating that, in most cases, death could not have been prevented even in an environment with available resources for CPA reversal and treatment, pointing out inadequate preparation of the professionals responsible for care.<sup><xref ref-type="bibr" rid="B3">3</xref>,<xref ref-type="bibr" rid="B4">4</xref></sup></p>
        <p>Information elucidating the causes and mechanisms of death under the age of 20 years could provide theoretical support for improving health in children and adolescents and increase the rates of CPA reversibility, once the conditions most associated with this event are known. Studies on this subject are available in the literature, but they have included small samples, and none have analyzed the association between CPA and existing diseases preceding the CPA, which are limiting factors for intervening and reversing a CPA event.<sup><xref ref-type="bibr" rid="B5">5</xref>,<xref ref-type="bibr" rid="B6">6</xref></sup></p>
        <p>Thus, the aim of this study was to carry out a population analysis to understand the mortality rates due to primary and multiple causes of death under the age of 20 years in both sexes from 1996 to 2019 in Brazil, and to identify the frequency of CPA recorded in the death certificates (DCs) of these individuals and the locations where the deaths occurred, in order to promote strategies to improve the prevention of deaths.</p>
      </sec>
      <sec sec-type="materials|methods">
        <title>Material and Methods</title>
        <p>Ecological time-series study of deaths that occurred from 1996 to 2019 below the age of 20 years in Brazil, evaluating mortality rates and proportional mortality by primary cause of death. We analyzed the percentages of CPA recorded in any line of the DC, and the location where the deaths occurred.</p>
        <p>In addition to containing basic information identifying the individual, the DC comprises two parts. Part I, consisting of four lines (a, b, c, and d), describes the disease that directly caused the death and the antecedent causes, through the primary, intermediate, and immediate cause of death. Part II describes other conditions that were not included in the sequence of the death but contributed to the death.</p>
        <p>In the present study, the data related to the deaths were obtained from the Mortality Information System (SIM), available on the website of the Department of Informatics of the Unified Health System (DATASUS).<sup><xref ref-type="bibr" rid="B7">7</xref></sup> These sets of information comprise a combination of all the DCs recorded in Brazil from 1996 to 2019, year by year, by federative unit. The primary causes of death were recorded using codes from the International Statistical Classification of Diseases and Related Health Problems, 10<sup>th</sup> Revision (ICD-10) of the World Health Organization.<sup><xref ref-type="bibr" rid="B8">8</xref></sup> All files were converted for analysis using the software Tab for Windows, version 4.15 (DATASUS). The data, of both sexes, were collected from the following age groups: (1) neonates (up to 28 days of life), (2) 29 to 365 days of life, (3) 1 to 4 years, (4) 5 to 9 years, (5) 10 to 14 years, and (6) 15 to 19 years, following the standard proposed by the World Health Organization.</p>
        <p>Population information, which was used in the study to calculate the mortality rates, is based on projections from statistical calculations performed by the Brazilian Institute of Geography and Statistics (IBGE).<sup><xref ref-type="bibr" rid="B9">9</xref></sup> They are based on censuses, which are available from 1980 to 2050 by Brazilian macro-region, sex, age group, and totals. We used projections from 1996 to 2019 related to the age groups 0 to 4 years (excluding live births that occurred in the period), 5 to 9 years, 10 to 14 years, and 15 to 19 years, in both sexes and in each Brazilian state. For ages below 1 year, we used the number of live births available in the information system on live births (SINASC).<sup><xref ref-type="bibr" rid="B10">10</xref></sup></p>
        <p>The study was carried out in accordance with ethical principles, and, since it was based on unidentified national databases available on the DATASUS website, it was exempt from approval by the ethics and research committee, in accordance with resolution 466/2012.</p>
        <p>The following ICD-10 codes were used for causes that are preventable through appropriate measures promoting health prevention and control and attention to infectious and noncommunicable diseases: infectious and parasitic diseases (A15 to A18, G00.1 to G03, L02 to L08, J00 to J06, J10 to J18, J20 to J22, N70 to N76, N39.0, I00 to I09, A00 to A09, A20 to A28, A30, A50 to A59, A63 to A64, A90 to A99, A75 to A79, A82, B03, B15, B17 to B19, B20 to B24, B50 to B83, B90 and B99), neoplasms (all codes in Chapter II), and diseases of the blood (all codes in Chapter III), endocrine diseases (E01 to E05, E10 to E14, and E66), mental disorders (F00 to F99), diseases of the nervous system (all codes in Chapter VI), diseases of the circulatory system (Chapter IX, grouped into rheumatic fever I00 to I09, hypertensive diseases I10 to I15, ischemic heart diseases I20 to I25, pulmonary heart diseases I26 to I28, diseases of the pericardium I30 to I32, valve disorders I33 to I39, myocarditis I40 to I41, cardiomyopathies I42 to I43, conduction disorders I44 to I49, heart failure I50, complications of heart diseases I51 to I52, cerebrovascular diseases I60 to I69, vascular diseases I70 to I89, unspecified disorders of the circulatory system I95 to I99), and cardiac arrest (I46, I46.0, I46.1, and I46.9).<sup><xref ref-type="bibr" rid="B11">11</xref>,<xref ref-type="bibr" rid="B12">12</xref></sup> As for the primary causes, we used all codes from Chapters I, II, III, IV, V, VI, VII, IX, X, XI, XII, XIII, XIV, XVI, XIX, XX, XXI, and XXII and the codes Q00 to Q18, Q30 to Q99, and Q20 to Q28.9.</p>
        <p>We calculated the mortality rates per 100,000 inhabitants and the proportional mortality by primary cause of death according to sex and age group below the age of 20 years. We also estimated by age group the percentages of death from primary causes when CPA was recorded in any line of Parts I and II of the DC and the percentages of death from primary causes, according to their location of occurrence, when CPA was recorded in the death sequence. The locations of death were grouped as occurring (1) in the hospital environment, for deaths that occurred in a hospital or another health care facility; (2) outside the hospital environment, for deaths that occurred at home, on a public street, or in an unknown location; and (3) losses, when the location of the death was not mentioned in the DC.</p>
        <p>Of note, CPA is a mechanism of death and must have an attributed etiology, which should be described as the primary cause of death in the DC. Therefore, CPA was considered in this study as an event described in the DC and assisted by the declaring physician, in order to assess its occurrence in the death sequence. We analyzed the recording of CPA using the codes I46, I46.0, I46.1, and I46.9 in any of the lines of Parts I (a, b, c, and d) and II of the DC. At the end of the analysis, all causes recorded independently in each line were added up to analyze the multiple causes of death when CPA was described in any line of Parts I and II.</p>
        <p>The analyses were performed using the software programs Microsoft Excel<sup><xref ref-type="bibr" rid="B13">13</xref></sup> and Stata, version 14.<sup><xref ref-type="bibr" rid="B14">14</xref></sup></p>
      </sec>
      <sec sec-type="results">
        <title>Results</title>
        <p>From 1996 to 2019, there were 2,151,716 deaths below the age of 20 years in Brazil, yielding a mortality rate of 134.38 per 100,000 inhabitants. The death rate was highest among male neonates, regardless of the primary cause of death. Of all deaths, 249,334 (11.6%) had CPA recorded in any line of the DC, as shown in the <xref ref-type="fig" rid="f4">Central Figure</xref>. Specifically, CPA was recorded in 49,178 DCs between the ages of 1 and 4 years and in 88,116 of those between the ages of 29 and 365 days, corresponding, respectively, to 26% and 22% of the deaths in these age groups. These two age groups had the highest rates of CPA recorded in any line of the DC.</p>
        <p><xref ref-type="table" rid="t3">Tables 1</xref> and <xref ref-type="table" rid="t4">2</xref> show the mortality rates and proportional mortality by primary cause of death according to age group in the male and female sex, respectively. Among the primary causes of death in the male sex, the highest percentages of proportional mortality were perinatal causes in neonates and infectious and parasitic diseases below the age of 1 year, excluding neonates. External causes of death predominated in the other age groups. In the female sex, diseases of the respiratory system were pronounced between the ages of 1 to 4 years, and external causes were the main causes of death above the age of 5 years.</p>
        <table-wrap id="t3">
          <label>Table 1</label>
          <caption>
            <title>Proportional mortality and mortality rates according to groups of primary causes and age, below the age of 20 years, in the male sex, in Brazil from 1996 to 2019</title>
          </caption>
          <table frame="hsides" rules="groups">
            <colgroup width="10%">
              <col/>
              <col/>
              <col/>
              <col/>
              <col/>
              <col/>
              <col/>
              <col/>
              <col/>
              <col/>
            </colgroup>
            <thead style="border-top: thin solid; border-bottom: thin solid; border-color: #000000">
              <tr>
                <th align="left" colspan="2" rowspan="2" style="background-color:#77B4D0" valign="middle">Primary causes of deaths</th>
                <th align="center" rowspan="2" style="background-color:#77B4D0" valign="middle">&lt; 20 years total (both sexes)</th>
                <th align="center" colspan="7" style="background-color:#77B4D0;border-bottom: thin solid; border-color: #000000" valign="middle">Male sex</th>
              </tr>
              <tr>
                <th align="center" style="background-color:#77B4D0" valign="middle">Total (male sex)</th>
                <th align="center" style="background-color:#77B4D0" valign="middle">Neonates</th>
                <th align="center" style="background-color:#77B4D0" valign="middle">&lt; 1 year (except for neonates)</th>
                <th align="center" style="background-color:#77B4D0" valign="middle">1-4</th>
                <th align="center" style="background-color:#77B4D0" valign="middle">5-9</th>
                <th align="center" style="background-color:#77B4D0" valign="middle">10-14</th>
                <th align="center" style="background-color:#77B4D0" valign="middle">15-19</th>
              </tr>
            </thead>
            <tbody style="border-bottom: thin solid; border-color: #000000">
              <tr>
                <td align="left" rowspan="3" valign="middle">Infectious and parasitic diseases</td>
                <td align="left" valign="middle">Deaths</td>
                <td align="center" valign="middle">138.769</td>
                <td align="center" valign="middle">76.575</td>
                <td align="center" valign="middle">3.410</td>
                <td align="center" valign="middle">42.800</td>
                <td align="center" valign="middle">13.895</td>
                <td align="center" valign="middle">4.292</td>
                <td align="center" valign="middle">3.802</td>
                <td align="center" valign="middle">6.269</td>
              </tr>
              <tr>
                <td align="left" valign="middle">PM (%)</td>
                <td align="center" valign="middle">6.45</td>
                <td align="center" valign="middle">5.71</td>
                <td align="center" valign="middle">0.77</td>
                <td align="center" valign="middle">19.50</td>
                <td align="center" valign="middle">13.52</td>
                <td align="center" valign="middle">7.51</td>
                <td align="center" valign="middle">4.96</td>
                <td align="center" valign="middle">1.83</td>
              </tr>
              <tr>
                <td align="left" valign="middle">Mort 100K</td>
                <td align="center" valign="middle">8.67</td>
                <td align="center" valign="middle">9.44</td>
                <td align="center" valign="middle">9.29</td>
                <td align="center" valign="middle">116.66</td>
                <td align="center" valign="middle">9.17</td>
                <td align="center" valign="middle">2.11</td>
                <td align="center" valign="middle">1.87</td>
                <td align="center" valign="middle">2.98</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">Neoplasms and diseases of the blood</td>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Deaths</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">87.674</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">49.146</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">524</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">4.779</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">9.437</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">8.868</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">8.904</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">13.593</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">PM (%)</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">4.07</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">3.67</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.12</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">2.18</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">9.18</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">15.52</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">11.61</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">3.97</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">5.47</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">6.06</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">1.43</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">13.03</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">6.23</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">4.37</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">4.39</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">6.46</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" valign="middle">Endocrine diseases</td>
                <td align="left" valign="middle">Deaths</td>
                <td align="center" valign="middle">39.102</td>
                <td align="center" valign="middle">20.420</td>
                <td align="center" valign="middle">675</td>
                <td align="center" valign="middle">11.216</td>
                <td align="center" valign="middle">4.007</td>
                <td align="center" valign="middle">1.228</td>
                <td align="center" valign="middle">1.132</td>
                <td align="center" valign="middle">1.674</td>
              </tr>
              <tr>
                <td align="left" valign="middle">PM (%)</td>
                <td align="center" valign="middle">1.82</td>
                <td align="center" valign="middle">1.52</td>
                <td align="center" valign="middle">0.15</td>
                <td align="center" valign="middle">5.11</td>
                <td align="center" valign="middle">3.90</td>
                <td align="center" valign="middle">2.15</td>
                <td align="center" valign="middle">1.48</td>
                <td align="center" valign="middle">0.49</td>
              </tr>
              <tr>
                <td align="left" valign="middle">Mort 100K</td>
                <td align="center" valign="middle">2.44</td>
                <td align="center" valign="middle">2.52</td>
                <td align="center" valign="middle">1.84</td>
                <td align="center" valign="middle">30.57</td>
                <td align="center" valign="middle">2.65</td>
                <td align="center" valign="middle">0.60</td>
                <td align="center" valign="middle">0.56</td>
                <td align="center" valign="middle">0.79</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">Diseases of the nervous system</td>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Deaths</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">63.439</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">36.536</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">874</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">8.675</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">8.038</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">4.856</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">5.215</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">7.631</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">PM (%)</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">3.04</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">2.72</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.20</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">3.95</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">7.82</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">8.50</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">6.80</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">2.23</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">3.96</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">4.50</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">2.38</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">23.64</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">5.30</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">2.39</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">2.57</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">3.62</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" valign="middle">Diseases of the respiratory system</td>
                <td align="left" valign="middle">Deaths</td>
                <td align="center" valign="middle">139.334</td>
                <td align="center" valign="middle">76.603</td>
                <td align="center" valign="middle">2.749</td>
                <td align="center" valign="middle">39.093</td>
                <td align="center" valign="middle">17.026</td>
                <td align="center" valign="middle">4.295</td>
                <td align="center" valign="middle">4.202</td>
                <td align="center" valign="middle">7.456</td>
              </tr>
              <tr>
                <td align="left" valign="middle">PM (%)</td>
                <td align="center" valign="middle">6.48</td>
                <td align="center" valign="middle">5.71</td>
                <td align="center" valign="middle">0.62</td>
                <td align="center" valign="middle">17.81</td>
                <td align="center" valign="middle">16.57</td>
                <td align="center" valign="middle">7.51</td>
                <td align="center" valign="middle">5.48</td>
                <td align="center" valign="middle">2.18</td>
              </tr>
              <tr>
                <td align="left" valign="middle">Mort 100K</td>
                <td align="center" valign="middle">8.70</td>
                <td align="center" valign="middle">9.44</td>
                <td align="center" valign="middle">7.49</td>
                <td align="center" valign="middle">106.55</td>
                <td align="center" valign="middle">11.24</td>
                <td align="center" valign="middle">2.12</td>
                <td align="center" valign="middle">2.07</td>
                <td align="center" valign="middle">3.54</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">Perinatal diseases</td>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Deaths</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">666.901</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">376.961</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">355.309</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">20.360</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">442</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">81</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">69</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">69</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">PM (%)</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">30.99</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">28.12</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">80.24</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">9.27</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.43</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.14</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.09</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.02</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">41.65</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">46.46</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">968.43</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">55.49</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.29</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.04</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.03</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.03</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" valign="middle">Other CM</td>
                <td align="left" valign="middle">Deaths</td>
                <td align="center" valign="middle">
                  <italic>128.910</italic>
                </td>
                <td align="center" valign="middle">66.687</td>
                <td align="center" valign="middle">11.040</td>
                <td align="center" valign="middle">4.526</td>
                <td align="center" valign="middle">4.313</td>
                <td align="center" valign="middle">1.234</td>
                <td align="center" valign="middle">963</td>
                <td align="center" valign="middle">933</td>
              </tr>
              <tr>
                <td align="left" valign="middle">PM (%)</td>
                <td align="center" valign="middle">5.99</td>
                <td align="center" valign="middle">4.97</td>
                <td align="center" valign="middle">2.49</td>
                <td align="center" valign="middle">2.06</td>
                <td align="center" valign="middle">4.20</td>
                <td align="center" valign="middle">2.16</td>
                <td align="center" valign="middle">1.26</td>
                <td align="center" valign="middle">0.27</td>
              </tr>
              <tr>
                <td align="left" valign="middle">Mort 100K</td>
                <td align="center" valign="middle">8.05</td>
                <td align="center" valign="middle">8.22</td>
                <td align="center" valign="middle">30.09</td>
                <td align="center" valign="middle">12.34</td>
                <td align="center" valign="middle">2.85</td>
                <td align="center" valign="middle">0.61</td>
                <td align="center" valign="middle">0.47</td>
                <td align="center" valign="middle">0.44</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">MCS</td>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Deaths</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">85.943</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">46.049</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">21.757</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">17.328</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">4.066</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">1.076</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">802</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">875</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">PM (%)</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">3.99</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">3.43</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">4.91</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">7.89</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">3.96</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">1.88</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">1.05</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.25</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">
                  <italic>5.37</italic>
                </td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">5.67</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">59.30</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">47.23</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">2.68</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.53</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.39</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.41</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" valign="middle">DCS</td>
                <td align="left" valign="middle">Deaths</td>
                <td align="center" valign="middle">
                  <italic>43.522</italic>
                </td>
                <td align="center" valign="middle">24.546</td>
                <td align="center" valign="middle">720</td>
                <td align="center" valign="middle">4.381</td>
                <td align="center" valign="middle">2.830</td>
                <td align="center" valign="middle">1.932</td>
                <td align="center" valign="middle">3.548</td>
                <td align="center" valign="middle">8.807</td>
              </tr>
              <tr>
                <td align="left" valign="middle">PM (%)</td>
                <td align="center" valign="middle">
                  <italic>2.06</italic>
                </td>
                <td align="center" valign="middle">1.83</td>
                <td align="center" valign="middle">0.16</td>
                <td align="center" valign="middle">2.00</td>
                <td align="center" valign="middle">2.75</td>
                <td align="center" valign="middle">3.38</td>
                <td align="center" valign="middle">4.63</td>
                <td align="center" valign="middle">2.57</td>
              </tr>
              <tr>
                <td align="left" valign="middle">Mort 100K</td>
                <td align="center" valign="middle">
                  <italic>2.72</italic>
                </td>
                <td align="center" valign="middle">3.02</td>
                <td align="center" valign="middle">1.96</td>
                <td align="center" valign="middle">11.94</td>
                <td align="center" valign="middle">1.86</td>
                <td align="center" valign="middle">0.95</td>
                <td align="center" valign="middle">1.75</td>
                <td align="center" valign="middle">4.18</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">External causes</td>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Deaths</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">558.684</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">458.427</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">2.631</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">12.451</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">22.847</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">22.569</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">39.917</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">275.896</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">PM (%)</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">
                  <italic>25.96</italic>
                </td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">34.20</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.59</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">5.67</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">22.23</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">39.49</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">52.06</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">80.68</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">34.89</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">56.50</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">7.17</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">33.94</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">15.08</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">11.12</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">19.67</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">131.06</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" valign="middle">Poorly defined</td>
                <td align="left" valign="middle">Deaths</td>
                <td align="center" valign="middle">
                  <italic>146.220</italic>
                </td>
                <td align="center" valign="middle">84.476</td>
                <td align="center" valign="middle">11.085</td>
                <td align="center" valign="middle">35.246</td>
                <td align="center" valign="middle">12.192</td>
                <td align="center" valign="middle">4.385</td>
                <td align="center" valign="middle">5.047</td>
                <td align="center" valign="middle">12.965</td>
              </tr>
              <tr>
                <td align="left" valign="middle">PM (%)</td>
                <td align="center" valign="middle">6.80</td>
                <td align="center" valign="middle">6.30</td>
                <td align="center" valign="middle">2.50</td>
                <td align="center" valign="middle">16.06</td>
                <td align="center" valign="middle">11.86</td>
                <td align="center" valign="middle">7.67</td>
                <td align="center" valign="middle">6.58</td>
                <td align="center" valign="middle">3.79</td>
              </tr>
              <tr>
                <td align="left" valign="middle">Mort 100K</td>
                <td align="center" valign="middle">9.13</td>
                <td align="center" valign="middle">10.41</td>
                <td align="center" valign="middle">30.21</td>
                <td align="center" valign="middle">96.07</td>
                <td align="center" valign="middle">8.05</td>
                <td align="center" valign="middle">2.16</td>
                <td align="center" valign="middle">2.49</td>
                <td align="center" valign="middle">6.16</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">
                  <bold>All causes</bold>
                </td>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Deaths</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">2.151.716</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">1.340.345</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">442.800</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">219.531</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">102.753</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">57.146</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">76.669</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">341.961</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">PM (%)</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">
                  <italic>100.0</italic>
                </td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">
                  <italic>100.0</italic>
                </td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">100.0</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">100.0</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">
                  <italic>100.0</italic>
                </td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">
                  <italic>100.0</italic>
                </td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">
                  <italic>100.0</italic>
                </td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">100.0</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">134.38</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">165.20</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">
                  <italic>1.206.89</italic>
                  <xref ref-type="table-fn" rid="TFN8">(1)</xref>
                </td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">
                  <italic>598.35</italic>
                  <xref ref-type="table-fn" rid="TFN8">(1)</xref>
                </td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">
                  <italic>67.85</italic>
                  <xref ref-type="table-fn" rid="TFN9">(2)</xref>
                </td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">28.15</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">37.77</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">162.44</td>
              </tr>
            </tbody>
          </table>
          <table-wrap-foot>
            <fn id="TFN7">
              <p>DCS: diseases of the circulatory system; MCS: malformations of the circulatory system; Mort 100K: mortality rate per 100,000; Other CM: other congenital malformations excluding MCS; PM (%): proportional mortality, in percentage.</p>
            </fn>
            <fn id="TFN8">
              <label>(1)</label>
              <p>Mortality per 100,000 live births,</p>
            </fn>
            <fn id="TFN9">
              <label>(2)</label>
              <p>Mortality per 100,000 individuals in the population from 0 to 4, excluding live births.</p>
            </fn>
          </table-wrap-foot>
        </table-wrap>
        <table-wrap id="t4">
          <label>Table 2</label>
          <caption>
            <title>Proportional mortality and mortality rates according to groups of primary causes and age, below the age of 20 years, in the female sex, in Brazil from 1996 to 2019</title>
          </caption>
          <table frame="hsides" rules="groups">
            <colgroup width="10%">
              <col/>
              <col/>
              <col/>
              <col/>
              <col/>
              <col/>
              <col/>
              <col/>
              <col/>
              <col/>
            </colgroup>
            <thead style="border-top: thin solid; border-bottom: thin solid; border-color: #000000">
              <tr>
                <th align="left" colspan="2" rowspan="2" style="background-color:#77B4D0" valign="middle">Primary causes of deaths</th>
                <th align="center" rowspan="2" style="background-color:#77B4D0" valign="middle">&lt; 20 years total (both sexes)</th>
                <th align="center" colspan="7" style="background-color:#77B4D0;border-bottom: thin solid; border-color: #000000" valign="middle">Female sex</th>
              </tr>
              <tr>
                <th align="left" style="background-color:#77B4D0" valign="middle">Total (female sex)</th>
                <th align="center" style="background-color:#77B4D0" valign="middle">Neonates</th>
                <th align="center" style="background-color:#77B4D0" valign="middle">&lt; 1 year (except for neonates)</th>
                <th align="center" style="background-color:#77B4D0" valign="middle">1-4</th>
                <th align="center" style="background-color:#77B4D0" valign="middle">5-9</th>
                <th align="center" style="background-color:#77B4D0" valign="middle">10-14</th>
                <th align="center" style="background-color:#77B4D0" valign="middle">15-19</th>
              </tr>
            </thead>
            <tbody style="border-bottom: thin solid; border-color: #000000">
              <tr>
                <td align="left" rowspan="3" valign="middle">Infectious and parasitic diseases</td>
                <td align="left" valign="middle">Deaths</td>
                <td align="center" valign="middle">138.769</td>
                <td align="center" valign="middle">61.948</td>
                <td align="center" valign="middle">2.828</td>
                <td align="center" valign="middle">33.716</td>
                <td align="center" valign="middle">12.566</td>
                <td align="center" valign="middle">3.737</td>
                <td align="center" valign="middle">2.994</td>
                <td align="center" valign="middle">4.687</td>
              </tr>
              <tr>
                <td align="left" valign="middle">PM (%)</td>
                <td align="center" valign="middle">6.45</td>
                <td align="center" valign="middle">7.71</td>
                <td align="center" valign="middle">0.83</td>
                <td align="center" valign="middle">18.84</td>
                <td align="center" valign="middle">14.55</td>
                <td align="center" valign="middle">9.09</td>
                <td align="center" valign="middle">6.26</td>
                <td align="center" valign="middle">5.27</td>
              </tr>
              <tr>
                <td align="left" valign="middle">Mort 100K</td>
                <td align="center" valign="middle">8.67</td>
                <td align="center" valign="middle">7.84</td>
                <td align="center" valign="middle">8.10</td>
                <td align="center" valign="middle">96.57</td>
                <td align="center" valign="middle">8.28</td>
                <td align="center" valign="middle">1.91</td>
                <td align="center" valign="middle">1.48</td>
                <td align="center" valign="middle">2.28</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">Neoplasms and diseases of the blood</td>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Deaths</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">87.674</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">38.491</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">483</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">4.014</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">7.965</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">7.067</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">7.293</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">9.522</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">PM (%)</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">4.07</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">4.79</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.14</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">2.24</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">9.23</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">17.19</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">15.25</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">10.72</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">5.47</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">4.87</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">1.38</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">11.50</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">5.25</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">3.62</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">3.60</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">4.64</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" valign="middle">Endocrine diseases</td>
                <td align="left" valign="middle">Deaths</td>
                <td align="center" valign="middle">39.102</td>
                <td align="center" valign="middle">18.625</td>
                <td align="center" valign="middle">491</td>
                <td align="center" valign="middle">9.482</td>
                <td align="center" valign="middle">3.877</td>
                <td align="center" valign="middle">1.055</td>
                <td align="center" valign="middle">1.180</td>
                <td align="center" valign="middle">2.026</td>
              </tr>
              <tr>
                <td align="left" valign="middle">PM (%)</td>
                <td align="center" valign="middle">1.82</td>
                <td align="center" valign="middle">2.32</td>
                <td align="center" valign="middle">0.14</td>
                <td align="center" valign="middle">5.30</td>
                <td align="center" valign="middle">4.49</td>
                <td align="center" valign="middle">2.56</td>
                <td align="center" valign="middle">2.47</td>
                <td align="center" valign="middle">2.28</td>
              </tr>
              <tr>
                <td align="left" valign="middle">Mort 100K</td>
                <td align="center" valign="middle">2.44</td>
                <td align="center" valign="middle">2.36</td>
                <td align="center" valign="middle">1.41</td>
                <td align="center" valign="middle">27.16</td>
                <td align="center" valign="middle">2.56</td>
                <td align="center" valign="middle">0.54</td>
                <td align="center" valign="middle">0.58</td>
                <td align="center" valign="middle">0.99</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">Diseases of the nervous system</td>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Deaths</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">63.439</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">26.878</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">586</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">6.652</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">6.627</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">3.874</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">4.147</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">4.340</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">PM (%)</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">3.04</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">3.34</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.17</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">3.72</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">7.68</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">9.42</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">8.67</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">4.88</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">3.96</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">3.40</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">1.68</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">19.05</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">4.37</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">1.98</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">2.04</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">2.11</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" valign="middle">Diseases of the respiratory system</td>
                <td align="left" valign="middle">Deaths</td>
                <td align="center" valign="middle">139.334</td>
                <td align="center" valign="middle">62.580</td>
                <td align="center" valign="middle">1.988</td>
                <td align="center" valign="middle">30.569</td>
                <td align="center" valign="middle">15.829</td>
                <td align="center" valign="middle">3.873</td>
                <td align="center" valign="middle">3.612</td>
                <td align="center" valign="middle">5.417</td>
              </tr>
              <tr>
                <td align="left" valign="middle">PM (%)</td>
                <td align="center" valign="middle">6.48</td>
                <td align="center" valign="middle">7.79</td>
                <td align="center" valign="middle">0.59</td>
                <td align="center" valign="middle">17.08</td>
                <td align="center" valign="middle">18.33</td>
                <td align="center" valign="middle">9.42</td>
                <td align="center" valign="middle">7.55</td>
                <td align="center" valign="middle">6.10</td>
              </tr>
              <tr>
                <td align="left" valign="middle">Mort 100K</td>
                <td align="center" valign="middle">8.70</td>
                <td align="center" valign="middle">7.92</td>
                <td align="center" valign="middle">5.69</td>
                <td align="center" valign="middle">87.55</td>
                <td align="center" valign="middle">10.43</td>
                <td align="center" valign="middle">1.98</td>
                <td align="center" valign="middle">1.78</td>
                <td align="center" valign="middle">2.64</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">Perinatal diseases</td>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Deaths</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">666.901</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">285.670</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">268.340</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">16.247</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">361</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">79</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">54</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">45</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">PM (%)</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">30.99</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">35.55</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">79.16</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">9.08</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.42</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.19</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.11</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.05</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">41.65</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">36.17</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">768.56</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">46.53</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.24</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.04</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.03</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.02</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" valign="middle">Other CM</td>
                <td align="left" valign="middle">Deaths</td>
                <td align="center" valign="middle">
                  <italic>128.910</italic>
                </td>
                <td align="center" valign="middle">60.318</td>
                <td align="center" valign="middle">12.530</td>
                <td align="center" valign="middle">4.653</td>
                <td align="center" valign="middle">4.098</td>
                <td align="center" valign="middle">1.157</td>
                <td align="center" valign="middle">985</td>
                <td align="center" valign="middle">771</td>
              </tr>
              <tr>
                <td align="left" valign="middle">PM (%)</td>
                <td align="center" valign="middle">5.99</td>
                <td align="center" valign="middle">7.51</td>
                <td align="center" valign="middle">3.70</td>
                <td align="center" valign="middle">2.60</td>
                <td align="center" valign="middle">4.75</td>
                <td align="center" valign="middle">2.81</td>
                <td align="center" valign="middle">2.06</td>
                <td align="center" valign="middle">0.87</td>
              </tr>
              <tr>
                <td align="left" valign="middle">Mort 100K</td>
                <td align="center" valign="middle">8.05</td>
                <td align="center" valign="middle">7.64</td>
                <td align="center" valign="middle">35.89</td>
                <td align="center" valign="middle">13.33</td>
                <td align="center" valign="middle">2.70</td>
                <td align="center" valign="middle">0.59</td>
                <td align="center" valign="middle">0.48</td>
                <td align="center" valign="middle">0.37</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">MCS</td>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Deaths</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">85.943</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">39.637</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">16.573</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">16.304</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">4.149</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">1.049</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">781</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">657</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">PM (%)</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">3.99</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">4.93</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">4.89</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">9.11</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">4.80</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">2.55</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">1.63</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.74</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">
                  <italic>5.37</italic>
                </td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">5.02</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">47.47</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">46.70</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">2.73</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.54</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.38</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.32</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" valign="middle">DCS</td>
                <td align="left" valign="middle">Deaths</td>
                <td align="center" valign="middle">
                  <italic>43.522</italic>
                </td>
                <td align="center" valign="middle">19.618</td>
                <td align="center" valign="middle">504</td>
                <td align="center" valign="middle">4.064</td>
                <td align="center" valign="middle">2.760</td>
                <td align="center" valign="middle">1.773</td>
                <td align="center" valign="middle">3.033</td>
                <td align="center" valign="middle">5.881</td>
              </tr>
              <tr>
                <td align="left" valign="middle">PM (%)</td>
                <td align="center" valign="middle">
                  <italic>2.06</italic>
                </td>
                <td align="center" valign="middle">2.44</td>
                <td align="center" valign="middle">0.15</td>
                <td align="center" valign="middle">2.27</td>
                <td align="center" valign="middle">3.20</td>
                <td align="center" valign="middle">4.31</td>
                <td align="center" valign="middle">6.34</td>
                <td align="center" valign="middle">6.62</td>
              </tr>
              <tr>
                <td align="left" valign="middle">Mort 100K</td>
                <td align="center" valign="middle">
                  <italic>2.72</italic>
                </td>
                <td align="center" valign="middle">2.48</td>
                <td align="center" valign="middle">1.44</td>
                <td align="center" valign="middle">11.64</td>
                <td align="center" valign="middle">1.82</td>
                <td align="center" valign="middle">0.91</td>
                <td align="center" valign="middle">1.49</td>
                <td align="center" valign="middle">2.87</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">External causes</td>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Deaths</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">558.684</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">100.127</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">1.849</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">9.509</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">14.607</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">11.864</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">16.433</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">37.510</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">PM (%)</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">
                  <italic>25.96</italic>
                </td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">12.46</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">0.55</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">5.31</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">16.92</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">28.85</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">34.36</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">42.22</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">34.89</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">12.68</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">5.30</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">27.23</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">9.63</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">6.07</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">8.10</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">18.28</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" valign="middle">Poorly defined</td>
                <td align="left" valign="middle">Deaths</td>
                <td align="center" valign="middle">
                  <italic>146.220</italic>
                </td>
                <td align="center" valign="middle">61.237</td>
                <td align="center" valign="middle">7.802</td>
                <td align="center" valign="middle">27.756</td>
                <td align="center" valign="middle">10.562</td>
                <td align="center" valign="middle">3.450</td>
                <td align="center" valign="middle">3.739</td>
                <td align="center" valign="middle">6.514</td>
              </tr>
              <tr>
                <td align="left" valign="middle">PM (%)</td>
                <td align="center" valign="middle">6.80</td>
                <td align="center" valign="middle">7.62</td>
                <td align="center" valign="middle">2.30</td>
                <td align="center" valign="middle">15.51</td>
                <td align="center" valign="middle">12.23</td>
                <td align="center" valign="middle">8.39</td>
                <td align="center" valign="middle">7.82</td>
                <td align="center" valign="middle">7.33</td>
              </tr>
              <tr>
                <td align="left" valign="middle">Mort 100K</td>
                <td align="center" valign="middle">9.13</td>
                <td align="center" valign="middle">7.75</td>
                <td align="center" valign="middle">22.35</td>
                <td align="center" valign="middle">79.50</td>
                <td align="center" valign="middle">6.96</td>
                <td align="center" valign="middle">1.77</td>
                <td align="center" valign="middle">1.84</td>
                <td align="center" valign="middle">3.17</td>
              </tr>
              <tr>
                <td align="left" rowspan="3" style="background-color:#C7DEEC" valign="middle">
                  <bold>All causes</bold>
                </td>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Deaths</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">2.151.716</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">803.513</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">338.997</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">178.972</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">86.330</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">41.118</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">47.827</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">88.847</td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">PM (%)</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">
                  <italic>100.0</italic>
                </td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">
                  <italic>100.0</italic>
                </td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">
                  <italic>100.0</italic>
                </td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">100.0</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">
                  <italic>100.0</italic>
                </td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">
                  <italic>100.0</italic>
                </td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">
                  <italic>100.0</italic>
                </td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">
                  <italic>100.0</italic>
                </td>
              </tr>
              <tr>
                <td align="left" style="background-color:#C7DEEC" valign="middle">Mort 100K</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">134.38</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">101.73</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">
                  <italic>970.93</italic>
                  <xref ref-type="table-fn" rid="TFN11">(1)</xref>
                </td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">
                  <italic>512.60</italic>
                  <xref ref-type="table-fn" rid="TFN11">(1)</xref>
                </td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">56.91<xref ref-type="table-fn" rid="TFN12">(2)</xref> </td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">21.05</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">23.58</td>
                <td align="center" style="background-color:#C7DEEC" valign="middle">43.32</td>
              </tr>
            </tbody>
          </table>
          <table-wrap-foot>
            <fn id="TFN10">
              <p>DCS: diseases of the circulatory system; MCS: malformations of the circulatory system; Mort 100K: mortality rate per 100 thousand; Other CM: other congenital malformations excluding MCS; PM (%): proportional mortality, in percentage.</p>
            </fn>
            <fn id="TFN11">
              <label>(1)</label>
              <p>Mortality per 100,000 live births,</p>
            </fn>
            <fn id="TFN12">
              <label>(2)</label>
              <p>Mortality per 100,000 individuals in the population from 0 to 4, excluding live births.</p>
            </fn>
          </table-wrap-foot>
        </table-wrap>
        <p><xref ref-type="fig" rid="f5">Figure 1</xref> shows the primary causes of death when CPA was recorded in any line of the DC, i.e., when the individual presented this event in the death sequence. The main primary causes of death in Brazil below the age of 20 years were diseases of the respiratory system, followed by diseases of the nervous system. However, when each age group was analyzed individually, we observed differences between the primary causes of death. Specifically, the primary causes of death were perinatal causes in the neonatal period (<xref ref-type="app" rid="app2">Supplement - Figure 1</xref>) and diseases of the respiratory system in children younger than 5 years (<xref ref-type="app" rid="app2">Supplement - Figures 2 and 3</xref>).</p>
        <fig id="f5">
          <label>Figure 1</label>
          <caption>
            <title>Rates of multiple causes of death associated with cardiopulmonary arrest under the age of 20 years in Brazil form 1996 to 2019. DCS: diseases of the circulatory system; MCS: malformations of the circulatory system; OtherCM: other congenital malformations excluding MCS.</title>
          </caption>
          <graphic xlink:href="1678-4170-abc-121-04-e20230480-30480-gf02-en.tif"/></fig>
        <p>The primary causes of death when CPA was recorded in the sequence of the death were neoplastic and hematological diseases in the age group of 5 to 14 years (<xref ref-type="app" rid="app2">Supplement - Figures 4 and 5</xref>) and external causes in adolescents aged 15 to 19 years (<xref ref-type="app" rid="app2">Supplement - Figure 6</xref>). Thus, in individuals older than 5 years, CPA occurred mainly due to non-respiratory causes.</p>
        <p>When we analyzed the frequency of primary causes of death according to the location of occurrence when CPA was recorded in the sequence of death, in the same period in Brazil and below the age of 20 years, we observed that 83% of the deaths occurred in the hospital environment, while 16% occurred outside the hospital environment. In 1% of the cases, the location of the death was not notified. The main primary causes of death in the hospital environment were neoplasms and diseases of the blood, malformations of the circulatory system, and infectious and parasitic diseases, while those occurring outside the hospital environment were diseases of the nervous system and diseases of the circulatory system, as shown in <xref ref-type="fig" rid="f6">Figure 2</xref>.</p>
        <fig id="f6">
          <label>Figure 2</label>
          <caption>
            <title>Rates of multiple causes of death associated with cardiopulmonary arrest according to the location of occurrence in Brazil, from 1996 to 2019, below the age of 20 years. DCS: diseases of the circulatory system; MCS: malformations of the circulatory system; OtherCM: other congenital malformations excluding MCS.</title>
          </caption>
          <graphic xlink:href="1678-4170-abc-121-04-e20230480-30480-gf03-en.tif"/></fig>
      </sec>
      <sec sec-type="discussion">
        <title>Discussion</title>
        <p>We identified the following four patterns of distribution of primary causes of death below the age of 20 years from 1996 to 2019 in Brazil when CPA was recorded in the sequence of the death: perinatal causes in the neonatal period, diseases of the respiratory system below the age of 5 years, neoplastic and hematologic diseases between the ages of 5 and 14 years, and external causes in adolescents aged 15 to 19 years. The main location of occurrence of the deaths was in a hospital environment.</p>
        <p>Despite the global decrease in infant mortality in recent decades, particularly with a reduction in the post-neonatal component, the neonatal component has undergone few variations, which is reflected in the higher proportional mortality of perinatal causes of death and higher neonatal mortality rate, in both sexes, as we found in the present study.<sup><xref ref-type="bibr" rid="B15">15</xref></sup> Higher mortality in male youths has also been observed in another study.<sup><xref ref-type="bibr" rid="B16">16</xref></sup> In the male sex, the highest proportional mortality rates are perinatal and external causes, with external causes gaining greater importance with advancing age, which can be explained by the greater exposure of this sex to interpersonal violence and car accidents.<sup><xref ref-type="bibr" rid="B1">1</xref></sup></p>
        <p>When we analyzed the deaths in which CPA was recorded in the death sequence, the main primary causes of death were respiratory, neoplastic, and hematologic diseases, except for the age groups including neonates and adolescents aged 15 to 19 years, in whom the main causes were perinatal and external, respectively. When perinatal and external causes of death were excluded in these age groups, respiratory, neoplastic, and hematologic causes became prominent again, suggesting that a high mortality rate due to perinatal and external causes, in the respective age groups, may be confounding factors, covering up the main primary causes of death when CPA is recorded.</p>
        <p>Thus, excluding the perinatal and external causes of death from the analysis, we observed two patterns in which CPA was recorded in the sequence of death: respiratory causes, especially below the age of 5 years, and neoplastic and hematological causes, above the age of 5 years. Respiratory causes also stood out as pre-existing comorbidities in two prospective studies conducted in Malawi and in the USA with populations comparable to that of the present study in terms of age groups; however, both these studies included a small sample restricted to a tertiary hospital.<sup><xref ref-type="bibr" rid="B17">17</xref>-<xref ref-type="bibr" rid="B20">20</xref></sup> Thus, it is possible to infer that the presence of respiratory diseases may be a risk factor for CPA in this age group.</p>
        <p>The higher rate of neoplastic and hematologic causes above the age of 5 years may be explained by an increased incidence of in-hospital CPA in pediatric patients with chronic diseases, with the highest mortality among oncologic and hematological diseases.<sup><xref ref-type="bibr" rid="B2">2</xref>,<xref ref-type="bibr" rid="B17">17</xref></sup> Thus, we may also infer that the presence of neoplastic and hematologic diseases in this age group may be a risk factor for CPA.</p>
        <p>Regarding out-of-hospital deaths associated with CPA, the main underlying causes of death were nervous system diseases and diseases of the circulatory system. These data corroborate those found in a study conducted in Australia with individuals under 50 years of age, which demonstrated that, in individuals under 18 years of age, the main underlying causes of death associated with out-of-hospital CPA were respiratory diseases and diseases of the circulatory system.<sup><xref ref-type="bibr" rid="B21">21</xref></sup> This shows that we need to further explore the risk factors and causes associated with CPA in this age group.</p>
        <p>Still regarding the out-of-hospital environment in Brazil, the outcome is related to the rhythm of CPA. Shockable rhythms account for 80% of cases, with a survival rate of 50% to 70%, while non-shockable rhythms have a survival rate of less than 17% at all ages. A meta-analysis that included 141 studies conducted in North America, Europe, Asia, and Oceania on CPA in adults in the out-of-hospital setting found spontaneous circulation return rates of 29.7%, with a survival rate of less than 10%.<sup><xref ref-type="bibr" rid="B22">22</xref>-<xref ref-type="bibr" rid="B27">27</xref></sup> The literature still lacks similar data related to the pediatric age group.</p>
        <p>The higher mortality in hospital environments, which are generally equipped with structural and human resources to perform CPR, draws attention. A study conducted in the USA with the pediatric age group showed a mortality rate of more than 60% due to CPA in hospitals.<sup><xref ref-type="bibr" rid="B22">22</xref></sup> In addition, as shown in a Brazilian observational study including CPR care delivered both on individual and team levels in a pediatric hospital, there is low adherence to the Pediatric Advanced Life Support protocol among health care professionals; this information is aligned with the mortality results found in the present study, since the quality of resuscitation directly impacts the survival of these individuals.<sup><xref ref-type="bibr" rid="B18">18</xref></sup></p>
        <p>The comparative analysis between primary causes of death and CPA as a notified event in a population sample is pioneering in the scientific literature and allows the understanding of comorbidities and etiologies most associated with this event, tracing a profile of individuals at greater risk of presenting CPA and progressing to death, so that these deaths can be prevented. Still, it is necessary to know the most common sequence of events that culminates in such deaths so that they can be prevented more specifically.</p>
        <p>Limitations of this study include the use of secondary data and CDs filled with incomplete information. However, recent studies have shown an improvement in the quality of death coding in Brazil and a decrease in the use of garbage code, especially in the last 20 years.<sup><xref ref-type="bibr" rid="B23">23</xref></sup> These are the available data with the greatest impact on health in Brazil; additionally, they portray our population, justifying their widespread use in Brazilian scientific literature.</p>
      </sec>
      <sec sec-type="conclusions">
        <title>Conclusion</title>
        <p>The highest mortality rates from primary causes of death below the age of 20 years in Brazil from 1996 to 2019 were perinatal and external causes. When we evaluated multiple causes of death, the main primary causes related to CPA were respiratory, hematologic, and neoplastic diseases. Most deaths occurred in the hospital environment. A greater understanding of the chain of events in these deaths and the expansion and improvement of teaching strategies in pediatric CPA, aimed mainly at health care professionals, are necessary.</p>
      </sec>
    </body>
    <back>
      <fn-group>
        <fn fn-type="financial-disclosure" id="fn6">
          <p>
            <bold>Sources of funding</bold>
          </p>
          <p>There were no external funding sources for this study.</p>
        </fn>
        <fn fn-type="other" id="fn7">
          <p>
            <bold>Study association</bold>
          </p>
          <p>This article is part of the thesis of master submitted by Thayanne Mendes de Andrade, from Universidade Federal do Rio de Janeiro.</p>
        </fn>
        <fn fn-type="other" id="fn8">
          <p>
            <bold>Ethics approval and consent to participate</bold>
          </p>
          <p>This article does not contain any studies with human participants or animals performed by any of the authors.</p>
        </fn>
      </fn-group>
      <app-group>
        <app id="app2">
          <title>Supplemental Materials</title>
          <p>See the Supplemental Figure 1, please <ext-link ext-link-type="uri" xlink:href="https://abccardiol.org/supplementary-material/2024/12104/2023-0480_AO_Fig-Suplementar_1.jpg">click here</ext-link>.</p>
          <p>See the Supplemental Figure 2, please <ext-link ext-link-type="uri" xlink:href="https://abccardiol.org/supplementary-material/2024/12104/2023-0480_AO_Fig-Suplementar_2.jpg">click here</ext-link>.</p>
          <p>See the Supplemental Figure 3, please <ext-link ext-link-type="uri" xlink:href="https://abccardiol.org/supplementary-material/2024/12104/2023-0480_AO_Fig-Suplementar_3.jpg">click here</ext-link>.</p>
          <p>See the Supplemental Figure 4, please <ext-link ext-link-type="uri" xlink:href="https://abccardiol.org/supplementary-material/2024/12104/2023-0480_AO_Fig-Suplementar_4.jpg">click here</ext-link>.</p>
          <p>See the Supplemental Figure 5, please <ext-link ext-link-type="uri" xlink:href="https://abccardiol.org/supplementary-material/2024/12104/2023-0480_AO_Fig-Suplementar_5.jpg">click here</ext-link>.</p>
          <p>See the Supplemental Figure 6, please <ext-link ext-link-type="uri" xlink:href="https://abccardiol.org/supplementary-material/2024/12104/2023-0480_AO_Fig-Suplementar_6.jpg">click here</ext-link>.</p>
        </app>
      </app-group>
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  </sub-article>
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