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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">q9zcZPRDzyzzMZ36R6wTXHB</article-id>
      <article-id specific-use="scielo-v2" pub-id-type="publisher-id">S0066-782X2023000300306</article-id>
      <article-id pub-id-type="other">00306</article-id>
      <article-id pub-id-type="doi">10.36660/abc.20220452</article-id>
      <article-categories>
        <subj-group subj-group-type="heading">
          <subject>Artigo Original</subject>
        </subj-group>
      </article-categories>
      <title-group>
        <article-title>Espiritualidade, Ganho Funcional e Qualidade de Vida em Reabilita&#231;&#227;o Cardiovascular</article-title>
      </title-group>
      <contrib-group>
        <contrib contrib-type="author">
          <contrib-id contrib-id-type="orcid">0000-0002-1628-0161</contrib-id>
          <name>
            <surname>von Flach</surname>
            <given-names>Maria do Ros&#225;rio Toscano</given-names>
          </name>
          <role>Concep&#231;&#227;o e desenho da pesquisa, An&#225;lise e interpreta&#231;&#227;o dos dados, Reda&#231;&#227;o do manuscrito e Revis&#227;o cr&#237;tica do manuscrito quanto ao conte&#250;do intelectual importante, Obten&#231;&#227;o de dados, An&#225;lise estat&#237;stica</role>
          <xref ref-type="aff" rid="aff1">
            <sup>1</sup>
          </xref>
        </contrib>
        <contrib contrib-type="author">
          <contrib-id contrib-id-type="orcid">0000-0001-9320-7999</contrib-id>
          <name>
            <surname>Ritt</surname>
            <given-names>Luiz Eduardo Fonteles</given-names>
          </name>
          <role>Concep&#231;&#227;o e desenho da pesquisa, An&#225;lise e interpreta&#231;&#227;o dos dados, Reda&#231;&#227;o do manuscrito e Revis&#227;o cr&#237;tica do manuscrito quanto ao conte&#250;do intelectual importante, Obten&#231;&#227;o de dados, An&#225;lise estat&#237;stica</role>
          <xref ref-type="aff" rid="aff2">
            <sup>2</sup>
          </xref>
          <xref ref-type="aff" rid="aff3">
            <sup>3</sup>
          </xref>
        </contrib>
        <contrib contrib-type="author">
          <name>
            <surname>Santana</surname>
            <given-names>F&#225;bio Gon&#231;alves de</given-names>
            <suffix>Junior</suffix>
          </name>
          <role>Obten&#231;&#227;o de dados</role>
          <xref ref-type="aff" rid="aff1">
            <sup>1</sup>
          </xref>
        </contrib>
        <contrib contrib-type="author">
          <name>
            <surname>Correia</surname>
            <given-names>Marina von Flach</given-names>
          </name>
          <role>Obten&#231;&#227;o de dados</role>
          <xref ref-type="aff" rid="aff1">
            <sup>1</sup>
          </xref>
        </contrib>
        <contrib contrib-type="author">
          <name>
            <surname>Claro</surname>
            <given-names>Thaissa Costa</given-names>
          </name>
          <role>Obten&#231;&#227;o de dados</role>
          <xref ref-type="aff" rid="aff4">
            <sup>4</sup>
          </xref>
        </contrib>
        <contrib contrib-type="author">
          <name>
            <surname>Ladeia</surname>
            <given-names>Ana Marice</given-names>
          </name>
          <role>Concep&#231;&#227;o e desenho da pesquisa, An&#225;lise e interpreta&#231;&#227;o dos dados, Reda&#231;&#227;o do manuscrito e Revis&#227;o cr&#237;tica do manuscrito quanto ao conte&#250;do intelectual importante</role>
          <xref ref-type="aff" rid="aff3">
            <sup>3</sup>
          </xref>
        </contrib>
        <contrib contrib-type="author">
          <contrib-id contrib-id-type="orcid">0000-0001-7952-3768</contrib-id>
          <name>
            <surname>Oliveira</surname>
            <given-names>Queila Borges de</given-names>
          </name>
          <role>Obten&#231;&#227;o de dados</role>
          <xref ref-type="aff" rid="aff1">
            <sup>1</sup>
          </xref>
        </contrib>
        <contrib contrib-type="author">
          <name>
            <surname>Rocha</surname>
            <given-names>Mario Seixas</given-names>
          </name>
          <role>Concep&#231;&#227;o e desenho da pesquisa, An&#225;lise e interpreta&#231;&#227;o dos dados, Reda&#231;&#227;o do manuscrito e 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">
          <name>
            <surname>Feitosa</surname>
            <given-names>Cristiane Miura</given-names>
          </name>
          <role>Obten&#231;&#227;o de dados</role>
          <xref ref-type="aff" rid="aff4">
            <sup>4</sup>
          </xref>
        </contrib>
        <contrib contrib-type="author">
          <name>
            <surname>Santos</surname>
            <given-names>Maeve</given-names>
          </name>
          <role>Obten&#231;&#227;o de dados</role>
          <xref ref-type="aff" rid="aff1">
            <sup>1</sup>
          </xref>
        </contrib>
        <contrib contrib-type="author">
          <contrib-id contrib-id-type="orcid">0000-0003-2357-5176</contrib-id>
          <name>
            <surname>Stein</surname>
            <given-names>Ricardo</given-names>
          </name>
          <role>Concep&#231;&#227;o e desenho da pesquisa, An&#225;lise e interpreta&#231;&#227;o dos dados, Reda&#231;&#227;o do manuscrito e Revis&#227;o cr&#237;tica do manuscrito quanto ao conte&#250;do intelectual importante</role>
          <xref ref-type="aff" rid="aff5">
            <sup>5</sup>
          </xref>
        </contrib>
      </contrib-group>
      <aff id="aff1">
        <label> 1 </label>
        <institution content-type="orgname">Funda&#231;&#227;o Bahiana para Desenvolvimento das Ci&#234;ncias</institution>
        <addr-line>
          <named-content content-type="city">Salvador</named-content>
          <named-content content-type="state">BA</named-content>
        </addr-line>
        <country country="BR">Brasil</country>
        <institution content-type="original"> Funda&#231;&#227;o Bahiana para Desenvolvimento das Ci&#234;ncias (FBDC), Salvador , BA &#8211; Brasil </institution>
      </aff>
      <aff id="aff2">
        <label> 2 </label>
        <institution content-type="orgdiv1">Hospital Cardio Pulmonar</institution>
        <institution content-type="orgname">Centro de Estudos Cl&#237;nicos</institution>
        <addr-line>
          <named-content content-type="city">Salvador</named-content>
          <named-content content-type="state">BA</named-content>
        </addr-line>
        <country country="BR">Brasil</country>
        <institution content-type="original"> Hospital Cardio Pulmonar - Centro de Estudos Cl&#237;nicos , Salvador , BA &#8211; Brasil </institution>
      </aff>
      <aff id="aff3">
        <label> 3 </label>
        <institution content-type="orgname">Escola Bahiana de Medicina e Sa&#250;de P&#250;blica</institution>
        <institution content-type="orgdiv1">P&#243;s-Gradua&#231;&#227;o em Medicina e Sa&#250;de Humana</institution>
        <addr-line>
          <named-content content-type="city">Salvador</named-content>
          <named-content content-type="state">BA</named-content>
        </addr-line>
        <country country="BR">Brasil</country>
        <institution content-type="original"> Escola Bahiana de Medicina e Sa&#250;de P&#250;blica &#8211; P&#243;s-Gradua&#231;&#227;o em Medicina e Sa&#250;de Humana , Salvador , BA &#8211; Brasil </institution>
      </aff>
      <aff id="aff4">
        <label> 4 </label>
        <institution content-type="orgname">Hospital C&#225;rdio Pulmonar</institution>
        <addr-line>
          <named-content content-type="city">Salvador</named-content>
          <named-content content-type="state">BA</named-content>
        </addr-line>
        <country country="BR">Brasil</country>
        <institution content-type="original"> Hospital C&#225;rdio Pulmonar , Salvador , BA -&#8211; Brasil </institution>
      </aff>
      <aff id="aff5">
        <label> 5 </label>
        <institution content-type="orgname">Universidade Federal do Rio Grande do Sul</institution>
        <addr-line>
          <named-content content-type="city">Porto Alegre</named-content>
          <named-content content-type="state">RS</named-content>
        </addr-line>
        <country country="BR">Brasil</country>
        <institution content-type="original"> Universidade Federal do Rio Grande do Sul , Porto Alegre , RS &#8211; Brasil </institution>
      </aff>
      <author-notes>
        <corresp id="c01">Correspond&#234;ncia: Maria do Ros&#225;rio Toscano Von Flach &#8226; Rua Pass&#225;rgada, 584, casa 65. CEP 41620-430, Itapu&#227;, Salvador, BA &#8211; Brasil E-mail: <email>rosariovonflach@gmail.com</email> </corresp>
        <fn fn-type="conflict">
          <p>Potencial conflito de interesse</p>
          <p>N&#227;o h&#225; conflito com o presente artigo</p>
        </fn>
      </author-notes>
      <pub-date date-type="pub" publication-format="electronic">
        <day>20</day>
        <month>03</month>
        <year>2023</year>
      </pub-date>
      <pub-date date-type="collection" publication-format="electronic">
        <month>03</month>
        <year>2023</year>
      </pub-date>
      <volume>120</volume>
      <issue>3</issue>
      <elocation-id>e20220452</elocation-id>
      <history>
        <date date-type="received">
          <day>09</day>
          <month>09</month>
          <year>2021</year>
        </date>
        <date date-type="rev-recd">
          <day>05</day>
          <month>10</month>
          <year>2022</year>
        </date>
        <date date-type="accepted">
          <day>16</day>
          <month>11</month>
          <year>2022</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, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.</license-p>
        </license>
      </permissions>
      <abstract>
        <title>Resumo</title>
        <sec>
          <title>Fundamento</title>
          <p>Religiosidade e espiritualidade t&#234;m sido associadas a maiores taxas de recupera&#231;&#227;o, maior ades&#227;o a tratamentos e melhores n&#237;veis de qualidade de vida em pacientes cardiopatas.</p>
        </sec>
        <sec>
          <title>Objetivos</title>
          <p>Avaliar a associa&#231;&#227;o entre espiritualidade, ganho funcional e melhoria de qualidade de vida em pacientes de um programa de reabilita&#231;&#227;o cardiovascular.</p>
        </sec>
        <sec>
          <title>M&#233;todos</title>
          <p>Estudo de coorte prospectiva, no qual foi avaliada a associa&#231;&#227;o entre os ganhos funcional e em qualidade de vida obtidos durante um programa de reabilita&#231;&#227;o cardiovascular e o &#237;ndice de religiosidade/espiritualidade a partir de escala validada. Sintomas de depress&#227;o, ansiedade e estresse foram rastreados, para fins de controle. Um p &lt; 0,05 foi adotado como padr&#227;o significante para todas as an&#225;lises.</p>
        </sec>
        <sec>
          <title>Resultados</title>
          <p>Foram acompanhados 57 pacientes (66 &#177; 12 anos; 71,7% masculinos, 76% com doen&#231;a arterial coronariana). O c&#225;lculo do coeficiente de correla&#231;&#227;o de Spearman n&#227;o evidenciou associa&#231;&#245;es entre incrementos na capacidade funcional e religiosidade organizacional (rs = 0,110; p = 0,421), n&#227;o organizacional (rs = &#8722;0,007; p = 0,421) ou intr&#237;nseca (rs = &#8722;0,083; p = 0,543). Tamb&#233;m n&#227;o foram detectadas associa&#231;&#245;es entre os resultados de um escore de qualidade de vida e religiosidade organizacional (rs = 0,22; p = 0,871), n&#227;o organizacional (rs = 0,191; p = 0,159) ou intr&#237;nseca (rs = 0,108; p = 0,429).</p>
        </sec>
        <sec>
          <title>Conclus&#227;o</title>
          <p>N&#227;o foi detectada associa&#231;&#227;o entre ganho funcional ou em qualidade de vida e religiosidade organizacional, n&#227;o organizacional ou intr&#237;nseca, nesta amostra de pacientes em reabilita&#231;&#227;o cardiovascular.</p>
        </sec>
      </abstract>
      <kwd-group xml:lang="pt">
        <kwd>Doen&#231;as Cardiovasculares/mortalidade</kwd>
        <kwd>Reabilita&#231;&#227;o Card&#237;aca/m&#233;todos</kwd>
        <kwd>Espiritualidade</kwd>
        <kwd>Terapias Espirituais</kwd>
        <kwd>Qualidade de Vida</kwd>
      </kwd-group>
      <counts>
        <fig-count count="2"/>
        <table-count count="8"/>
        <equation-count count="0"/>
        <ref-count count="15"/>
      </counts>
    </article-meta>
  </front>
  <body>
    <sec sec-type="intro">
      <title>Introdu&#231;&#227;o</title>
      <p>As doen&#231;as cardiovasculares (DCV), h&#225; d&#233;cadas, ocupam o primeiro lugar entre as causas de mortalidade no mundo. <sup><xref rid="B1" ref-type="bibr">1</xref></sup> A combina&#231;&#227;o de doen&#231;a isqu&#234;mica card&#237;aca com os acidentes vasculares cerebrais tem sido respons&#225;vel por aproximadamente 17,5 milh&#245;es de mortes/ano, mais de 3/4 das quais, em pa&#237;ses de baixa e m&#233;dia renda. No Brasil, considerando-se o per&#237;odo anterior a 2020, as DCV, como no resto do mundo, se configuraram como a principal causa de mortalidade, respons&#225;vel por 29,8% de todos os &#243;bitos registrados, segundo dados do Minist&#233;rio da Sa&#250;de. <sup><xref rid="B2" ref-type="bibr">2</xref></sup> A pandemia pela COVID-19 evidenciou ainda mais a import&#226;ncia de investimentos na abordagem destas doen&#231;as, que s&#227;o fatores de risco de primeira ordem para o desenvolvimento de quadros graves da virose.</p>
      <p>Esfor&#231;os t&#234;m sido feitos buscando modificar esse cen&#225;rio, com algum sucesso. No Brasil, a taxa de mortalidade por doen&#231;as isqu&#234;micas do cora&#231;&#227;o caiu de 120,4/100.000 habitantes (2000) para 92/100.000 (2013). <sup><xref rid="B3" ref-type="bibr">3</xref></sup> Dentre as abordagens cl&#237;nicas que contribuem para a redu&#231;&#227;o da morbimortalidade secund&#225;ria &#224;s DCV, encontram-se os programas de reabilita&#231;&#227;o cardiovascular, concebidos h&#225; quatro d&#233;cadas, com a finalidade inicial de proporcionar a pacientes acometidos de infarto do mioc&#225;rdio retorno a suas atividades habituais, mediante a realiza&#231;&#227;o de exerc&#237;cios f&#237;sicos combinados a a&#231;&#245;es educacionais e terap&#234;uticas voltadas para a melhoria da sa&#250;de e qualidade de vida.</p>
      <p>Atualmente, o espectro das indica&#231;&#245;es para a inser&#231;&#227;o de pacientes em reabilita&#231;&#227;o cardiovascular inclui hipertens&#227;o arterial sist&#234;mica, insufici&#234;ncia card&#237;aca, miocardiopatias, valvopatias, implantes de marcapasso ou cardioversor desfibrilador, revasculariza&#231;&#245;es mioc&#225;rdicas, transplante card&#237;aco e tamb&#233;m doen&#231;a arterial obstrutiva perif&#233;rica de membros inferiores. Esses programas devem ser conduzidos por equipes multidisciplinares que busquem imprimir nas suas pr&#225;ticas, uma vis&#227;o integrativa do cuidado. <sup><xref rid="B4" ref-type="bibr">4</xref> , <xref rid="B5" ref-type="bibr">5</xref> </sup> </p>
      <p>Cerca de 80% da popula&#231;&#227;o mundial possui afilia&#231;&#227;o religiosa <sup><xref rid="B6" ref-type="bibr">6</xref></sup> e um n&#250;mero crescente de evid&#234;ncias demonstra associa&#231;&#227;o entre religiosidade e espiritualidade (R/E) e redu&#231;&#227;o da mortalidade por todas as causas, especialmente, por DCV. <sup><xref rid="B6" ref-type="bibr">6</xref></sup> A Atualiza&#231;&#227;o de 2019 da Diretriz de Preven&#231;&#227;o Cardiovascular da Sociedade Brasileira de Cardiologia <sup><xref rid="B6" ref-type="bibr">6</xref></sup> enfatiza a import&#226;ncia da inclus&#227;o da dimens&#227;o espiritual no tratamento e preven&#231;&#227;o de DCV, inclusive, no &#226;mbito da reabilita&#231;&#227;o cardiovascular. Entretanto, a atua&#231;&#227;o das equipes, na maioria dos servi&#231;os, n&#227;o possui tal abrang&#234;ncia, possivelmente, pela escassez de estudos nesta &#225;rea. <sup><xref rid="B7" ref-type="bibr">7</xref></sup> </p>
      <p>Este estudo procurou explorar o impacto da R/E sobre ganho funcional e em qualidade de vida, objetivos primordiais de programas de reabilita&#231;&#227;o cardiovascular, al&#233;m de descrever os n&#237;veis de R/E na popula&#231;&#227;o e sua rela&#231;&#227;o com a ader&#234;ncia ao programa.</p>
    </sec>
    <sec sec-type="methods">
      <title>M&#233;todos</title>
      <p>Foi realizado um estudo de coorte prospectiva, baseado na popula&#231;&#227;o de pacientes que permaneceram no Programa de Reabilita&#231;&#227;o do Hospital C&#225;rdio Pulmonar da Bahia, por um m&#237;nimo de 12 semanas ininterruptas, entre setembro de 2018 e janeiro de 2020, referenciados por seus m&#233;dicos assistentes, que responderam question&#225;rios sobre qualidade de vida (Minnesota Living with Heart Failure Questionnaire [MLHFQ]), R/E (vers&#227;o brasileira do &#205;ndice de Religiosidade de Duke [P-DUREL]) e depress&#227;o, ansiedade e estresse (vers&#227;o brasileira da Depression, Anxiety and Stress Scale [DASS-21]).</p>
      <p>A popula&#231;&#227;o foi composta por 57 indiv&#237;duos de ambos os sexos, maiores de 18 anos, com diagn&#243;stico de DCV caracterizados por hist&#243;rico de: infarto agudo do mioc&#225;rdio pr&#233;vio, angina inst&#225;vel ou est&#225;vel, angioplastia coronariana, valvulopatias, insufici&#234;ncia card&#237;aca, p&#243;s-operat&#243;rio de cirurgia card&#237;aca ou vascular, implante de dispositivos como marcapassos, ressincronizadores e desfibriladores, avaliados por cardiologista e fisioterapeuta no in&#237;cio, acompanhados por 12 semanas de engajamento no programa e reavaliados ap&#243;s este per&#237;odo. Em ambas as avalia&#231;&#245;es, foram realizados teste cardiopulmonar de exerc&#237;cio (TCPE) e aplicado o MLHFQ. O P-DUREL e o DASS-21 foram aplicados em qualquer momento do programa, uma vez que estas escalas s&#227;o caracterizadas por estabilidade de 6 meses, caso novos eventos estressores relevantes n&#227;o ocorram.</p>
      <p>Foram exclu&#237;dos pacientes que, embora preenchessem os crit&#233;rios de inclus&#227;o, n&#227;o tenham respondido aos question&#225;rios da pesquisa ou tenham cursado com evento agudo novo, interna&#231;&#227;o ou procedimento de interven&#231;&#227;o cardiovascular no curso do estudo. Foi considerada ader&#234;ncia de 100% a presen&#231;a do paciente em 36 sess&#245;es.</p>
      <p>O c&#225;lculo amostral foi feito com base no c&#225;lculo do coeficiente de correla&#231;&#227;o de Pearson ou equivalente n&#227;o param&#233;trico, para se atingir uma correla&#231;&#227;o estimada de 0,35 com alfa de 0,05 e poder de 80%, considerando-se os tr&#234;s dom&#237;nios do P&#8211;DUREL e os ganhos funcional e em qualidade de vida.</p>
      <p>Todos os participantes receberam informa&#231;&#245;es detalhadas sobre os objetivos do estudo, e assinaram o Termo de Consentimento Livre e Esclarecido. O trabalho foi aprovado pelo Comit&#234; de &#201;tica em Pesquisa Prof. Celso Figueiroa sob n&#250;mero da CAAE 57813016.0.1001.5520.</p>
      <sec>
        <title>O Programa de reabilita&#231;&#227;o cardiovascular</title>
        <p>O estudo foi desenvolvido em um servi&#231;o de reabilita&#231;&#227;o cardiovascular, pulmonar e metab&#243;lica privado da cidade de Salvador, que visa o atendimento global dos seus pacientes, contando com equipe multidisciplinar composta por cardiologistas, pneumologista, fisioterapeutas e nutricionista. De acordo com o protocolo cl&#237;nico do programa local, todos os pacientes s&#227;o avaliados no in&#237;cio do programa, do ponto de vista cl&#237;nico e funcional, por um m&#233;dico especializado em cardiologia do exerc&#237;cio e um fisioterapeuta, sendo realizados, al&#233;m das consultas cl&#237;nicas convencionais, TCPE e aplica&#231;&#227;o do MLHFQ.</p>
        <p>O TCPE, considerado padr&#227;o ouro para avalia&#231;&#227;o funcional cardiorrespirat&#243;ria, <sup><xref rid="B4" ref-type="bibr">4</xref></sup> nas suas formas mais frequentes de aplica&#231;&#227;o, consiste em submeter o indiv&#237;duo a exerc&#237;cio de intensidade gradativamente maior, em geral em esteira ergom&#233;trica, at&#233; que advenha a exaust&#227;o ou surjam sintomas e/ou sinais limitantes, crit&#233;rios estes adotados para interrup&#231;&#227;o do exame, no servi&#231;o de reabilita&#231;&#227;o em que o estudo foi realizado. Durante o esfor&#231;o s&#227;o mensurados a ventila&#231;&#227;o, o consumo de oxig&#234;nio (VO <sub>2</sub> ), a produ&#231;&#227;o de g&#225;s carb&#244;nico e as demais vari&#225;veis de um teste de esfor&#231;o convencional, como dados hemodin&#226;micos e tra&#231;ado eletrocardiogr&#225;fico. Para este estudo, a vari&#225;vel de interesse obtida a partir do TCPE foi o VO <sub>2</sub> pico (expresso mL.kg <sup>-1</sup> .min <sup>-1</sup> ), que na pr&#225;tica, &#233; utilizado como o m&#225;ximo VO <sub>2</sub> medido, podendo seu resultado ser influenciado por mecanismos centrais (cardiovasculares e/ou pulmonares) e perif&#233;ricos (m&#250;sculos esquel&#233;ticos). Os valores de normalidade variam segundo a idade, sexo, peso, altura, n&#237;vel de atividade f&#237;sica, variabilidade gen&#233;tica e ra&#231;a. O VO <sub>2</sub> pico &#233; considerado anormal quando abaixo de 85% do percentual do predito e tem sido utilizado como marcador universal para a severidade da doen&#231;a em pacientes portadores de insufici&#234;ncia card&#237;aca, miocardiopatia hipertr&#243;fica, hipertens&#227;o pulmonar, doen&#231;a pulmonar obstrutiva cr&#244;nica e doen&#231;a pulmonar restritiva, bem como para o grau de condicionamento f&#237;sico. <sup><xref rid="B8" ref-type="bibr">8</xref></sup> Essa padroniza&#231;&#227;o foi adotada no nosso estudo, tanto na avalia&#231;&#227;o inicial quanto na avalia&#231;&#227;o final de cada participante.</p>
        <p>O MLHFQ &#233; um question&#225;rio validado no Brasil em 2009, composto por 21 quest&#245;es relacionadas a limita&#231;&#245;es impostas pela insufici&#234;ncia card&#237;aca &#224; qualidade de vida. Para respond&#234;-lo, o paciente deve considerar as experi&#234;ncias vividas no &#250;ltimo m&#234;s. A escala de respostas para cada quest&#227;o varia de 0 (n&#227;o ou sem limita&#231;&#245;es) a 5 (demais ou com limita&#231;&#227;o m&#225;xima). O somat&#243;rio dos resultados fornece o escore, que varia de 0 a 105. Quanto mais baixa a pontua&#231;&#227;o, melhor a qualidade de vida. <sup><xref rid="B9" ref-type="bibr">9</xref></sup> </p>
        <p>Ao longo do acompanhamento, os pacientes realizam exerc&#237;cios f&#237;sicos supervisionados, em sess&#245;es de uma hora de dura&#231;&#227;o, tr&#234;s vezes por semana ou mais, compostas de fase de aquecimento, fase de exerc&#237;cio aer&#243;bico, fase de exerc&#237;cios resistidos e fase de desaquecimento. O exerc&#237;cio aer&#243;bico &#233; realizado com base nos limiares ventilat&#243;rios detectados no TCPE sendo aplicado de forma cont&#237;nua em carga entre os limiares 1 e 2 por per&#237;odo de 30 minutos. Os exerc&#237;cios resistidos envolvem os principais grupos musculares em carga de 40% a 50% da carga volunt&#225;ria m&#225;xima. Todo o programa &#233; desenvolvido em unidade exclusiva para esta finalidade, devidamente equipada.</p>
        <p>Ap&#243;s um m&#237;nimo de 12 semanas de acompanhamento, os pacientes s&#227;o submetidos a reavalia&#231;&#227;o global composta de nova avalia&#231;&#227;o m&#233;dica, novo TCPE, e nova avalia&#231;&#227;o funcional pelo fisioterapeuta, com aplica&#231;&#227;o do MLHFQ. A avalia&#231;&#227;o do ganho funcional &#233; medida neste programa atrav&#233;s do c&#225;lculo da diferen&#231;a entre o VO <sub>2</sub> pico inicial e o VO <sub>2</sub> pico final (&#916; VO <sub>2</sub> pico) e o ganho em qualidade de vida aferido atrav&#233;s da diferen&#231;a entre os escores do MLHFQ inicial e final (&#916; MLHFQ).</p>
      </sec>
      <sec>
        <title>Religiosidade/espiritualidade: conceito e avalia&#231;&#227;o</title>
        <p>O conceito de espiritualidade no contexto da sa&#250;de tem sido objeto de discuss&#245;es entre os estudiosos e encontra-se at&#233; o momento, em constru&#231;&#227;o. Neste trabalho, adota-se o conceito proposto pelo consenso formulado em confer&#234;ncia internacional realizada em Genebra, em 2013: <sup><xref rid="B10" ref-type="bibr">10</xref></sup> </p>
        <p>&#8220;Um aspecto din&#226;mico e intr&#237;nseco da humanidade, atrav&#233;s do qual as pessoas buscam significados fundamentais, prop&#243;sito e transcend&#234;ncia e experimentam relacionar-se consigo mesmas, com a fam&#237;lia, com os outros, com a comunidade, a sociedade, a natureza e o essencial ou sagrado. A espiritualidade &#233; expressa atrav&#233;s de cren&#231;as, valores, tradi&#231;&#245;es e pr&#225;ticas&#8221;. (Puchalski, 2014, p 15)</p>
        <p>Este conceito deixa clara a ideia de que a espiritualidade n&#227;o necessariamente est&#225; vinculada &#224; religiosidade, entretanto, sendo a espiritualidade experi&#234;ncia de car&#225;ter individual e inteiramente subjetiva, na grande maioria das pesquisas sua aprecia&#231;&#227;o tem sido realizada a partir de contextos religiosos, tomando-se ent&#227;o, religiosidade e espiritualidade como sin&#244;nimos. <sup><xref rid="B11" ref-type="bibr">11</xref></sup> Para avalia&#231;&#227;o da R/E, foi aplicado o P-DUREL: question&#225;rio composto por cinco quest&#245;es de m&#250;ltipla escolha, em escala do tipo Likert, que aborda os n&#237;veis de R/E nos aspectos &#8220;organizacional&#8221;, &#8220;n&#227;o organizacional&#8221; e &#8220;intr&#237;nseco&#8221;. <sup><xref rid="B12" ref-type="bibr">12</xref></sup> A religiosidade organizacional (RO) &#233; medida atrav&#233;s da frequ&#234;ncia a encontros religiosos, como missas, cultos, cerim&#244;nias e rituais diversos e participa&#231;&#227;o em grupos de estudos ou de ora&#231;&#227;o. A religiosidade n&#227;o organizacional (RNO) &#233; avaliada atrav&#233;s da frequ&#234;ncia de atividades religiosas privadas, como ora&#231;&#245;es, medita&#231;&#245;es, leitura de textos religiosos, audi&#231;&#227;o de m&#250;sicas ou ensinamentos relacionados &#224; R/E, ou ainda acompanhamento de programas religiosos atrav&#233;s dos meios de comunica&#231;&#227;o. A religiosidade intr&#237;nseca (RI) refere-se &#224; busca de contato &#237;ntimo com Deus e a viv&#234;ncia da religiosidade como fator norteador do indiv&#237;duo.</p>
        <p>Para c&#225;lculo do escore do P-DUREL &#233; recomendado que os tr&#234;s dom&#237;nios individuais sejam analisados separadamente e n&#227;o somados. <sup><xref rid="B12" ref-type="bibr">12</xref></sup> As pontua&#231;&#245;es dos dom&#237;nios RO e RNO variam de 1 a 6 e a do dom&#237;nio RI, de 3 a 15. Na vers&#227;o brasileira, escores mais baixos indicam maior religiosidade em cada dom&#237;nio.</p>
        <p>O DUREL &#233; um instrumento simples, de f&#225;cil aplica&#231;&#227;o, que fornece medida breve de R/E. A escala foi validada para mais de 10 idiomas e tem sido amplamente utilizada. O estudo de valida&#231;&#227;o da vers&#227;o brasileira mostrou que o instrumento apresentou consist&#234;ncia interna e confiabilidade teste-reteste adequadas para amostra na qual foi testada. <sup><xref rid="B12" ref-type="bibr">12</xref> , <xref rid="B13" ref-type="bibr">13</xref> </sup> </p>
      </sec>
      <sec>
        <title>Avalia&#231;&#227;o de depress&#227;o, ansiedade e estresse</title>
        <p>Para fins de controle de vari&#225;veis psicoemocionais como depress&#227;o, ansiedade e estresse, foi aplicado O DASS-21, uma escala de depress&#227;o, ansiedade e estresse, auto aplicativa, traduzida e validada para o portugu&#234;s do Brasil, em 2014, <sup><xref rid="B14" ref-type="bibr">14</xref></sup> que se destina a rastrear sintomas das tr&#234;s condi&#231;&#245;es (depress&#227;o, ansiedade e estresse), sem o objetivo de realizar diagn&#243;stico.</p>
        <p>Pede-se aos participantes que usem uma escala de gravidade/frequ&#234;ncia de 4 pontos para avaliar o grau em que experimentaram cada estado na &#250;ltima semana. O question&#225;rio &#233; composto de 7 itens por escala. A escala de depress&#227;o acessa disforia, desesperan&#231;a, desvaloriza&#231;&#227;o da vida, autodeprecia&#231;&#227;o, falta de interesse/envolvimento, anedonia e in&#233;rcia. A escala de ansiedade avalia a excita&#231;&#227;o auton&#244;mica, os efeitos no sistema m&#250;sculo esquel&#233;tico, a ansiedade situacional e a experi&#234;ncia subjetiva de afeto ansioso. A escala de estresse &#233; sens&#237;vel a n&#237;veis de excita&#231;&#227;o cr&#244;nica inespec&#237;fica. Avalia a dificuldade de relaxar, a excita&#231;&#227;o nervosa, irritabilidade, agita&#231;&#227;o, hiperreatividade e impaci&#234;ncia.</p>
        <p>Tanto o P-DUREL quanto o DASS-21 foram aplicados uma &#250;nica vez, a qualquer momento do programa, pelos pr&#243;prios pesquisadores, em ambiente adequado &#224;s recomenda&#231;&#245;es &#233;ticas e t&#233;cnicas dos autores.</p>
      </sec>
      <sec>
        <title>An&#225;lise e interpreta&#231;&#227;o dos dados</title>
        <p>Ap&#243;s a coleta dos dados, foi calculada a mediana dos &#916; VO <sub>2</sub> pico da amostra segundo a qual, os pacientes foram divididos em 2 grupos: maior ganho funcional (&#916; VO <sub>2</sub> pico maior ou igual &#224; mediana da amostra) e menor ganho funcional (&#916; VO <sub>2</sub> pico menor que a mediana da amostra).</p>
        <p>Tamb&#233;m em rela&#231;&#227;o ao ganho em qualidade de vida, foi calculada a mediana dos &#916; MLHFQ da amostra e a partir desta, formados 2 grupos: maior ganho em qualidade de vida (&#916; MLHFQ menor que a mediana da amostra) e menor ganho em qualidade de vida (&#916; MLHFQ maior ou igual &#224; da mediana da amostra).</p>
        <p>Os n&#237;veis de religiosidade nos aspectos &#8220;organizacional&#8221;, &#8220;n&#227;o organizacional&#8221; e &#8220;intr&#237;nseco&#8221; foram comparados entre os grupos. A seguir, foi feita an&#225;lise de correla&#231;&#227;o entre ganhos funcional e em qualidade de vida, com os n&#237;veis de religiosidade em cada espectro supracitado.</p>
        <p>A <xref rid="f01" ref-type="fig">Figura Central</xref> ilustra o desenho do estudo.</p>
        <p>
          <fig id="f01">
            <label>Figura Central</label>
            <caption>
              <title>: Espiritualidade, Ganho Funcional e Qualidade de Vida em Reabilita&#231;&#227;o Cardiovascular</title>
            </caption>
            <attrib>Desenho do estudo. Fonte elaborada pelos autores.</attrib>
            <graphic xlink:href="1678-4170-abc-120-03-e20220452-20452-gf01.jpg"/></fig>
        </p>
      </sec>
      <sec>
        <title>Estat&#237;stica descritiva e inferencial</title>
        <p>Na an&#225;lise descritiva, vari&#225;veis cont&#237;nuas de distribui&#231;&#227;o normal s&#227;o apresentadas com m&#233;dia &#177; desvio padr&#227;o, e aquelas de distribui&#231;&#227;o n&#227;o param&#233;trica como mediana e intervalo interquartil (IIQ), tendo sido utilizado o teste de normalidade de Kolmogorov-Smirnov para caracteriza&#231;&#227;o da distribui&#231;&#227;o das vari&#225;veis, al&#233;m da an&#225;lise visual de histogramas. As vari&#225;veis categ&#243;ricas s&#227;o apresentadas em forma de propor&#231;&#227;o ou percentual.</p>
        <p>As caracter&#237;sticas cl&#237;nicas dos grupos com maiores e menores ganhos funcional e em qualidade de vida foram comparadas pelo teste t de Student n&#227;o pareado ou teste de Mann&#8211;Whitney para as vari&#225;veis cont&#237;nuas (param&#233;tricas e n&#227;o param&#233;tricas, respectivamente). As vari&#225;veis categ&#243;ricas foram analisadas de forma comparativa pelo teste de qui quadrado ou teste exato de Fisher.</p>
        <p>Uma vez que os dados violaram as suposi&#231;&#245;es param&#233;tricas, foi calculado o coeficiente de correla&#231;&#227;o de Spearman, para verificar se houve associa&#231;&#227;o entre os dom&#237;nios RO, RNO e RI e o &#916; VO <sub>2</sub> pico ou entre estes dom&#237;nios e o &#916; MLHFQ.</p>
        <p>Um p &lt; 0,05 foi adotado como padr&#227;o significante para todas as an&#225;lises e estas foram realizadas no software SPSS, vers&#227;o 10.0 (SPSS Inc., Chicago, IL, EUA).</p>
      </sec>
    </sec>
    <sec sec-type="results">
      <title>Resultados</title>
      <p>A popula&#231;&#227;o foi composta predominantemente por homens (75%) autodeclarados brancos (82%), com idade de 66 &#177; 12 anos; 76% eram portadores de doen&#231;a arterial coronariana e 58% apresentavam insufici&#234;ncia card&#237;aca, sendo a classe funcional II segundo a New York Heart Association a mais frequente (46%). No que tange aos aspectos psicoemocionais, apresentavam sintomas leves de estresse, mas n&#227;o de ansiedade ou depress&#227;o, segundo o rastreamento pelo DASS-21. Quanto &#224; religiosidade, eram predominantemente cat&#243;licos e de acordo com os escores do P&#8211;DUREL, apresentavam baixo/m&#233;dio &#237;ndice de RO: 4,0 (IIQ 2,0 a 4,0), mas elevados &#237;ndices de RNO: 2,0 (2,0 a 4,2) e de RI: 4,0 (3,0 a 6,0). A ader&#234;ncia mediana ao programa foi de 70% (IIQ 50% a 80%).</p>
      <p>A <xref rid="t1" ref-type="table">Tabela 1</xref> traz a descri&#231;&#227;o detalhada desses dados, al&#233;m de outros de ordem demogr&#225;fica e cl&#237;nica.</p>
      <p>
        <table-wrap id="t1">
          <label>Tabela 1</label>
          <caption>
            <title>&#8211; Caracter&#237;sticas cl&#237;nicas e demogr&#225;ficas dos participantes do estudo (N = 57)</title>
          </caption>
          <table frame="hsides" rules="groups">
            <colgroup>
              <col/>
              <col/>
            </colgroup>
            <thead>
              <tr>
                <th align="left">Vari&#225;vel</th>
                <th>Total</th>
              </tr>
            </thead>
            <tbody>
              <tr>
                <td>
                  <bold>Dados demogr&#225;ficos</bold>
                </td>
                <td> </td>
              </tr>
              <tr>
                <td>Sexo masculino</td>
                <td align="center">42 (75)</td>
              </tr>
              <tr>
                <td>Idade (anos) *</td>
                <td align="center">68 &#177; 12</td>
              </tr>
              <tr>
                <td>Estado civil casado</td>
                <td align="center">17 (30)</td>
              </tr>
              <tr>
                <td>Religi&#227;o cat&#243;lica</td>
                <td align="center">23 (25)</td>
              </tr>
              <tr>
                <td>Sedentarismo pr&#233;vio</td>
                <td align="center">32 (56)</td>
              </tr>
              <tr>
                <td>
                  <bold>Cor da pele autorreferida</bold>
                </td>
                <td> </td>
              </tr>
              <tr>
                <td>Branca</td>
                <td align="center">46 (82)</td>
              </tr>
              <tr>
                <td>Parda</td>
                <td align="center">7 (12)</td>
              </tr>
              <tr>
                <td>Preta</td>
                <td align="center">3 (5)</td>
              </tr>
              <tr>
                <td>
                  <bold>Cardiopatias e fun&#231;&#227;o card&#237;aca</bold>
                </td>
                <td> </td>
              </tr>
              <tr>
                <td>Doen&#231;a arterial coronariana</td>
                <td align="center">43 (76)</td>
              </tr>
              <tr>
                <td>Insufici&#234;ncia card&#237;aca</td>
                <td align="center">31 (58)</td>
              </tr>
              <tr>
                <td>Classe funcional NYHA II</td>
                <td align="center">23 (46)</td>
              </tr>
              <tr>
                <td>Valvulopatias: estenose mitral</td>
                <td align="center">6 (10)</td>
              </tr>
              <tr>
                <td>Fra&#231;&#227;o de eje&#231;&#227;o *</td>
                <td align="center">0,52&#177;0,18</td>
              </tr>
              <tr>
                <td>
                  <bold>Comorbidades e fatores de risco</bold>
                </td>
                <td> </td>
              </tr>
              <tr>
                <td>Dislipidemia</td>
                <td align="center">41 (73</td>
              </tr>
              <tr>
                <td>Hipertens&#227;o arterial</td>
                <td align="center">32 (57)</td>
              </tr>
              <tr>
                <td>Sobrepeso</td>
                <td align="center">28 (49)</td>
              </tr>
              <tr>
                <td>IMC (kg/m <sup>2</sup> )</td>
                <td align="center">28 &#177;4</td>
              </tr>
              <tr>
                <td>Diabetes mellitus</td>
                <td align="center">15 (26)</td>
              </tr>
              <tr>
                <td>
                  <bold>Medicamentos</bold>
                </td>
                <td> </td>
              </tr>
              <tr>
                <td>Estatina</td>
                <td align="center">41 (93)</td>
              </tr>
              <tr>
                <td>Betabloqueador</td>
                <td align="center">35 (62)</td>
              </tr>
              <tr>
                <td>&#193;cido acetil salic&#237;lico</td>
                <td align="center">30 (56)</td>
              </tr>
              <tr>
                <td>Bloqueador de receptor da angiotensina</td>
                <td align="center">20 (47)</td>
              </tr>
              <tr>
                <td>Inibidor da enzima conversora da angiotensina</td>
                <td align="center">14 (25)</td>
              </tr>
              <tr>
                <td>Clopidogrel</td>
                <td align="center">14 (25)</td>
              </tr>
              <tr>
                <td>Ticagrelor</td>
                <td align="center">7(12)</td>
              </tr>
              <tr>
                <td>Ansiol&#237;ticos/antidepressivos</td>
                <td align="center">3 (5,2)</td>
              </tr>
              <tr>
                <td>
                  <bold>Interven&#231;&#245;es</bold>
                </td>
                <td> </td>
              </tr>
              <tr>
                <td>Angioplastia</td>
                <td align="center">22 (38)</td>
              </tr>
              <tr>
                <td>Revasculariza&#231;&#227;o mioc&#225;rdica</td>
                <td align="center">16 (28)</td>
              </tr>
              <tr>
                <td>
                  <bold>Capacidade funcional - consumo de oxig&#234;nio</bold>
                </td>
                <td> </td>
              </tr>
              <tr>
                <td>VO <sub>2</sub> pico inicial (mL.kg <sup>-1</sup> .min <sup>-1</sup> ) &#8224;</td>
                <td align="center">15 (IIQ 13 &#8211;19)</td>
              </tr>
              <tr>
                <td>VO <sub>2</sub> pico final (mL.kg <sup>-1</sup> .min <sup>-1</sup> ) &#8224;</td>
                <td align="center">17 (IIQ 14 &#8211;21)</td>
              </tr>
              <tr>
                <td>&#916; VO <sub>2</sub> pico (mL.kg <sup>-1</sup> .min <sup>-1</sup> ) &#8224;</td>
                <td align="center">1,6 (IIQ -0,6 &#8211; 4,1)</td>
              </tr>
              <tr>
                <td>
                  <bold>Qualidade de vida - Minnesota Living with Heart Failure Questionnaire (MLHFQ)</bold>
                </td>
                <td> </td>
              </tr>
              <tr>
                <td>Inicial &#8224;</td>
                <td align="center">26 (IIQ 15&#8211;42)</td>
              </tr>
              <tr>
                <td>Final &#8224;</td>
                <td align="center">11 (IIQ 5,0&#8211; -19)</td>
              </tr>
              <tr>
                <td>&#916; MLHFQ &#8224;</td>
                <td align="center">-11 (IIQ -25 &#8211; -19)</td>
              </tr>
              <tr>
                <td>
                  <bold>Depression Anxiety and Stress Scale (DASS-21) &#8224;</bold>
                </td>
                <td align="center">4,0 (IIQ 1,0&#8211;12)</td>
              </tr>
              <tr>
                <td>
                  <bold>Medidas de religiosidade/espiritualidade (P-DUREL)</bold>
                </td>
                <td> </td>
              </tr>
              <tr>
                <td>RO &#8224;</td>
                <td align="center">4,0 (IIQ 2,0-4,0)</td>
              </tr>
              <tr>
                <td>RNO &#8224;</td>
                <td align="center">2,0 (IIQ 2,0-4,2)</td>
              </tr>
              <tr>
                <td>RI &#8224;</td>
                <td align="center">4,0 (IIQ 3,0-6,0)</td>
              </tr>
              <tr>
                <td>
                  <bold>Ader&#234;ncia &#8224;</bold>
                </td>
                <td align="center">70 (IIQ 50 &#8211;80)</td>
              </tr>
            </tbody>
          </table>
        </table-wrap>
      </p>
      <p>Os pacientes foram acompanhados por um per&#237;odo mediano de 18 semanas (IIQ 15 a 25) que corresponderam a um n&#250;mero mediano de 34 sess&#245;es (IIQ 29 a 39). Com base nas medianas do &#916; VO2 pico e do &#916; MLHFQ, foram formados grupos de maiores e menores ganhos funcional e em qualidade de vida.</p>
      <p>As distribui&#231;&#245;es da R/E, em rela&#231;&#227;o aos tr&#234;s dom&#237;nios do P&#8211;DUREL (RO, RNO e RI), assim como em rela&#231;&#227;o &#224; depress&#227;o, ansiedade, estresse e ader&#234;ncia foram semelhantes entre os grupos, conforme pode ser observado na <xref rid="t2" ref-type="table">Tabela 2</xref> .</p>
      <p>
        <table-wrap id="t2">
          <label>Tabela 2</label>
          <caption>
            <title>
              <italic>Dados apresentados como frequ&#234;ncia absoluta n (%), m&#233;dia &#177; desvio-padr&#227;o (*) ou mediana (intervalo interquartil) (&#8224;); IMC: &#237;ndice de massa corporal; RO: religiosidade organizacional; RNO: religiosidade n&#227;o organizacional; RI: religiosidade intr&#237;nseca.</italic>
            </title>
            <p>&#8211; Religiosidade/espiritualidade, capacidade funcional, qualidade de vida, depress&#227;o, ansiedade, estresse e ader&#234;ncia nos grupos de maior e menor ganhos funcionais e em qualidade de vida</p>
          </caption>
          <table frame="hsides" rules="groups">
            <colgroup>
              <col/>
              <col/>
              <col/>
              <col/>
              <col/>
              <col/>
              <col/>
            </colgroup>
            <thead>
              <tr>
                <th rowspan="3" align="left">Vari&#225;vel</th>
                <th colspan="6">Grupos</th>
              </tr>
              <tr>
                <th colspan="6">
                  <hr/>
                </th>
              </tr>
              <tr>
                <th>Maior ganho funcional (n=29) &#916; VO <sub><bold>2</bold></sub> pico <underline><bold>&gt;</bold></underline> 1,6 mL.kg <sup><bold>-1</bold></sup> .min <sup><bold>-1</bold></sup> </th>
                <th>Menor ganho funcional (n=28) &#916; VO <sub><bold>2</bold></sub> pico &lt; 1,6 mL.kg <sup><bold>-1</bold></sup> .min <sup><bold>-1</bold></sup> </th>
                <th>p</th>
                <th>Maior ganho em qualidade de vida (n=28) &#916; MLHFQ &#8804; -11</th>
                <th>Menor ganho em qualidade de vida (n=29) &#916; MLHFQ &gt; -11</th>
                <th>p</th>
              </tr>
            </thead>
            <tbody>
              <tr>
                <td colspan="7">
                  <bold>Religiosidade/espiritualidade (P-DUREL)</bold>
                </td>
              </tr>
              <tr>
                <td>RO*</td>
                <td align="center">3,5 (IIQ 2,0-4,0)</td>
                <td align="center">4,0 (IIQ 2,0-4,0)</td>
                <td align="center">0,42</td>
                <td align="center">4,0 (IIQ 2,0-4,0)</td>
                <td align="center">2,0 (IIQ 2,0-4,0)</td>
                <td align="center">0,84</td>
              </tr>
              <tr>
                <td>RNO*</td>
                <td align="center">2,0 (IIQ 1,5-3,7)</td>
                <td align="center">2,0 (IIQ 2,0-5,7)</td>
                <td align="center">0,19</td>
                <td align="center">2,0 (IIQ 1,0-3,5)</td>
                <td align="center">2,0 (IIQ 1,0-3,5)</td>
                <td align="center">0,27</td>
              </tr>
              <tr>
                <td>RI *</td>
                <td align="center">4,0 (IIQ 3,0-5,0)</td>
                <td align="center">4,0 (IIQ 3,0-7,7)</td>
                <td align="center">0,23</td>
                <td align="center">4,0 (IIQ 3,0-6,0)</td>
                <td align="center">4,0 (IIQ 3,0-5,0)</td>
                <td align="center">0,72</td>
              </tr>
              <tr>
                <td>
                  <bold>DASS-21 *</bold>
                </td>
                <td align="center">4,0 (IIQ 2,0-19)</td>
                <td align="center">2,5 (IIQ 0,0-11)</td>
                <td align="center">0,20</td>
                <td align="center">3,0 (IIQ 0,0-11)</td>
                <td align="center">7,0 (IIQ 2,0-19)</td>
                <td align="center">0,19</td>
              </tr>
              <tr>
                <td>
                  <bold>Ader&#234;ncia *</bold>
                </td>
                <td align="center">0,71 (IIQ 0,48-0,73)</td>
                <td align="center">0,60 (IIQ 0,52-12)</td>
                <td align="center">0,05</td>
                <td align="center">0,71(IIQ 0,51-0,82)</td>
                <td align="center">0,61 (IIQ 0,51-0,69)</td>
                <td align="center">0,24</td>
              </tr>
            </tbody>
          </table>
        </table-wrap>
      </p>
      <p>As caracter&#237;sticas sociodemogr&#225;ficas e cl&#237;nicas foram semelhantes tanto entre os grupos de maior e menor ganhos em capacidade funcional, quanto em rela&#231;&#227;o entre os grupos de maior e menor ganhos em qualidade de vida. A <xref rid="t3" ref-type="table">Tabela 3</xref> cont&#233;m os dados mais relevantes em rela&#231;&#227;o a esses aspectos.</p>
      <p>
        <table-wrap id="t3">
          <label>Tabela 3</label>
          <caption>
            <title>
              <italic>Dados apresentados como mediana (IIQ) (*); MLHFQ: Minnesota Living with Heart Failure Questionnaire; P&#8211;DUREL: Brazilian Portuguese version of the Duke University Religion Index; RO: religiosidade organizacional; RNO: religiosidade n&#227;o organizacional; RI: religiosidade intr&#237;nseca. DASS-21: Depression Anxiety and Stress Scale;</italic>
            </title>
            <p>&#8211; Caracter&#237;sticas sociodemogr&#225;ficas e cl&#237;nicas dos grupos de maior e menor ganhos em capacidade funcional e de maior e menor ganhos em qualidade de vida</p>
          </caption>
          <table frame="hsides" rules="groups">
            <colgroup>
              <col/>
              <col/>
              <col/>
              <col/>
              <col/>
              <col/>
              <col/>
            </colgroup>
            <thead>
              <tr>
                <th rowspan="3" align="left">Vari&#225;vel NYHA I no grupo menor ganho funcional foi 43,8% e no maior ganho foi 42,4%.</th>
                <th colspan="6">Grupos</th>
              </tr>
              <tr>
                <th colspan="6">
                  <hr/>
                </th>
              </tr>
              <tr>
                <th>Maior ganho funcional (n=29) &#916; VO <sub><bold>2</bold></sub> pico <underline><bold>&gt;</bold></underline> 1,6 mL.kg <sup><bold>-1</bold></sup> .min <sup><bold>-1</bold></sup> </th>
                <th>Menor ganho funcional (n=28) &#916; VO <sub><bold>2</bold></sub> pico &lt; 1,6 mL.kg <sup><bold>-1</bold></sup> .min <sup><bold>-1</bold></sup> </th>
                <th>p</th>
                <th>Maior ganho em qualidade de vida (n=28) &#916; MLHFQ &#8804; -11</th>
                <th>Menor ganho em qualidade de vida (n=29) &#916; MLHFQ &gt; -11</th>
                <th>p</th>
              </tr>
            </thead>
            <tbody>
              <tr>
                <td colspan="7">
                  <bold>Caracter&#237;sticas sociodemogr&#225;ficas</bold>
                </td>
              </tr>
              <tr>
                <td>Sexo masculino</td>
                <td align="center">20 (71)</td>
                <td align="center">22 (78)</td>
                <td align="center">0,95</td>
                <td align="center">20 (69)</td>
                <td align="center">22 (82)</td>
                <td align="center">0,30</td>
              </tr>
              <tr>
                <td>Idade*</td>
                <td align="center">62 &#177; 4</td>
                <td align="center">71 &#177; 2</td>
                <td align="center">0,35</td>
                <td align="center">67 &#177; 13</td>
                <td align="center">66 &#177; 23</td>
                <td align="center">0,78</td>
              </tr>
              <tr>
                <td>Religi&#227;o cat&#243;lica</td>
                <td align="center">8 (22)</td>
                <td align="center">6 (29)</td>
                <td align="center">0,27</td>
                <td align="center">13 (27)</td>
                <td align="center">1 (10)</td>
                <td align="center">0,11</td>
              </tr>
              <tr>
                <td>
                  <bold>Dados cl&#237;nicos</bold>
                </td>
                <td> </td>
                <td> </td>
                <td> </td>
                <td> </td>
                <td> </td>
                <td> </td>
              </tr>
              <tr>
                <td>Doen&#231;a arterial coronariana</td>
                <td align="center">20 (71)</td>
                <td align="center">23 (82)</td>
                <td align="center">0,84</td>
                <td align="center">22 (76)</td>
                <td align="center">21 (78)</td>
                <td align="center">0,30</td>
              </tr>
              <tr>
                <td>Insufici&#234;ncia card&#237;aca</td>
                <td align="center">14 (54)</td>
                <td align="center">17(63)</td>
                <td align="center">0,84</td>
                <td align="center">14 (52)</td>
                <td align="center">17 (65)</td>
                <td align="center">0,56</td>
              </tr>
              <tr>
                <td>NYHA I</td>
                <td align="center">12 (42)</td>
                <td align="center">12 (44)</td>
                <td align="center">0,78</td>
                <td> </td>
                <td align="center">11 (46)</td>
                <td align="center">0,78</td>
              </tr>
              <tr>
                <td>NYHA II</td>
                <td> </td>
                <td align="center">14 (58)</td>
                <td align="center">0,72</td>
                <td align="center">14 (56)</td>
                <td> </td>
                <td align="center">0,55</td>
              </tr>
              <tr>
                <td>Fra&#231;&#227;o de eje&#231;&#227;o*</td>
                <td align="center">0,50 &#177; 0,40</td>
                <td align="center">0,50 &#177; 0,20</td>
                <td align="center">0,84</td>
                <td align="center">0,60 &#177; 0,20</td>
                <td align="center">0,45 &#177; 0,20</td>
                <td align="center">0,90</td>
              </tr>
              <tr>
                <td>Dislipidemia</td>
                <td align="center">20 (71)</td>
                <td align="center">21 (75)</td>
                <td align="center">0,90</td>
                <td align="center">23 (79)</td>
                <td align="center">18 (79)</td>
                <td align="center">0,85</td>
              </tr>
              <tr>
                <td>Hipertens&#227;o arterial</td>
                <td align="center">18 (64)</td>
                <td align="center">14 (50)</td>
                <td align="center">0,60</td>
                <td align="center">19 (66)</td>
                <td align="center">13 (48)</td>
                <td align="center">0,62</td>
              </tr>
              <tr>
                <td>Diabetes mellitus</td>
                <td align="center">7 (25)</td>
                <td align="center">8 (29)</td>
                <td align="center">0,71</td>
                <td align="center">7 (24)</td>
                <td align="center">8 (30)</td>
                <td align="center">0,86</td>
              </tr>
              <tr>
                <td>Tabagismo</td>
                <td align="center">2 (6,5)</td>
                <td align="center">2 (9,5)</td>
                <td align="center">0,55</td>
                <td align="center">4 (8,3)</td>
                <td align="center">0 (0)</td>
                <td align="center">0,34</td>
              </tr>
            </tbody>
          </table>
          <table-wrap-foot>
            <fn id="TFN1">
              <p>
                <italic>Dados apresentados como frequ&#234;ncia absoluta n (%), m&#233;dia &#177; desvio-padr&#227;o (*); MLHFQ: Minnesota Living with Heart Failure Questionnaire.</italic>
              </p>
            </fn>
          </table-wrap-foot>
        </table-wrap>
      </p>
      <p>Por fim, foi realizada an&#225;lise de correla&#231;&#227;o, cujos resultados s&#227;o apresentados na <xref rid="t4" ref-type="table">Tabela 4</xref> .</p>
      <p>
        <table-wrap id="t4">
          <label>Tabela 4</label>
          <caption>
            <title>&#8211; Correla&#231;&#227;o de ganhos funcional e em qualidade de vida com e medidas de religiosidade/espiritualidade</title>
          </caption>
          <table frame="hsides" rules="groups">
            <colgroup>
              <col/>
              <col/>
              <col/>
              <col/>
              <col/>
            </colgroup>
            <thead>
              <tr>
                <th rowspan="3" align="left">Vari&#225;vel</th>
                <th colspan="2">&#916; VO <sub><bold>2</bold></sub> pico</th>
                <th colspan="2">&#916; MLHFQ</th>
              </tr>
              <tr>
                <th colspan="4" rowspan="1">
                  <hr/>
                </th>
              </tr>
              <tr>
                <th>r <sub><bold>s</bold></sub> </th>
                <th>p</th>
                <th>r <sub><bold>s</bold></sub> </th>
                <th>p</th>
              </tr>
            </thead>
            <tbody>
              <tr>
                <td>RO</td>
                <td align="center">0,110</td>
                <td align="center">0,421</td>
                <td align="center">0,22</td>
                <td align="center">0,871</td>
              </tr>
              <tr>
                <td>RNO</td>
                <td align="center">0,007</td>
                <td align="center">0,421</td>
                <td align="center">0,191</td>
                <td align="center">0,159</td>
              </tr>
              <tr>
                <td>RI</td>
                <td align="center">0,083</td>
                <td align="center">0,543</td>
                <td align="center">0,108</td>
                <td align="center">0,429</td>
              </tr>
            </tbody>
          </table>
          <table-wrap-foot>
            <fn id="TFN2">
              <p>
                <italic>r <sub><italic>s</italic></sub>:  Coeficiente de Correla&#231;&#227;o Spearman; MLHFQ: Minnesota Living with Heart Failure Questionnaire; RO: religiosidade organizacional; RNO: religiosidade n&#227;o organizacional; RI: religiosidade intr&#237;nseca.</italic>
              </p>
            </fn>
          </table-wrap-foot>
        </table-wrap>
      </p>
      <p>N&#227;o foi observada associa&#231;&#227;o entre ganho funcional e RO, RNO ou RI, como tamb&#233;m n&#227;o foi detectada associa&#231;&#227;o entre qualidade de vida e nenhum dos tr&#234;s dom&#237;nios da escala P&#8211;DUREL.</p>
    </sec>
    <sec sec-type="discussion">
      <title>Discuss&#227;o</title>
      <p>Neste estudo, R/E n&#227;o impactaram os ganhos funcional e em qualidade de vida de pacientes acompanhados por 12 semanas, em um programa de reabilita&#231;&#227;o cardiovascular.</p>
      <p>Segundo o modelo te&#243;rico proposto por Koenig, <sup><xref rid="B11" ref-type="bibr">11</xref></sup> R/E interferem na sa&#250;de atrav&#233;s de tr&#234;s mecanismos b&#225;sicos: redu&#231;&#227;o de depress&#227;o, ansiedade e estresse, est&#237;mulo ao desenvolvimento e manuten&#231;&#227;o de h&#225;bitos de vida saud&#225;veis e suporte social. Ao que parece, na nossa popula&#231;&#227;o, esses mecanismos n&#227;o encontraram &#8220;substratos&#8221; para agir ou seu alcance foi reduzido por interfer&#234;ncia de outros fatores, uma vez que os n&#237;veis de R/E encontrados foram m&#233;dios para RO, elevados para RNO e RI mas esses n&#227;o tiveram associa&#231;&#227;o com os ganhos funcional ou em qualidade de vida.</p>
      <p>De acordo com os sintomas rastreados pelo DASS-21, os participantes do estudo, mesmo ao iniciarem a reabilita&#231;&#227;o, apresentavam apenas estresse leve e alguns de seus h&#225;bitos de vida a que tivemos acesso, eram bastante saud&#225;veis: n&#227;o apresentavam obesidade e n&#227;o eram tabagistas. Em sua maioria eram sedent&#225;rios, mas a preval&#234;ncia de ativos (44%) supera os dados mundiais divulgados pela Organiza&#231;&#227;o Mundial de Sa&#250;de (30%) e corresponde a mais de 2 vezes o &#237;ndice brasileiro que &#233; de 19%, segundo o Instituto Brasileiro de Geografia e Estatistica. <sup><xref rid="B15" ref-type="bibr">15</xref></sup> </p>
      <p>Em rela&#231;&#227;o ao suporte social, os pacientes contavam com a amorosidade e o acolhimento dos profissionais do servi&#231;o e com o apoio emp&#225;tico dos colegas, de maneira muito semelhante ao que se observa, por exemplo, em congrega&#231;&#245;es e grupos religiosos. Talvez este se constitua um efeito indireto dos programas de reabilita&#231;&#227;o cardiovascular: a cria&#231;&#227;o de espa&#231;os grupais, nos quais os pacientes podem contar com o suporte de profissionais que lhes transmitem seguran&#231;a e experimentar trocas de experi&#234;ncias com outros pacientes cujas condi&#231;&#245;es de sa&#250;de espelham as suas. Esta hip&#243;tese poder&#225; ser mais bem investigada em estudos futuros.</p>
      <p>&#201; poss&#237;vel que a reduzida intera&#231;&#227;o entre os instrumentos utilizados tenha tido alguma influ&#234;ncia nos resultados relativos &#224; associa&#231;&#227;o. O MLHFQ avalia a qualidade de vida a partir de dados funcionais relacionados &#224; capacidade aer&#243;bica e, portanto, dialoga muito bem com os resultados do TCPE, mas contempla poucos aspectos psicoemocionais e n&#227;o inclui a dimens&#227;o espiritual. Por sua vez, o P&#8211;DUREL mede RO e RNO atrav&#233;s de uma pergunta para cada, relativas &#224; frequ&#234;ncia de pr&#225;ticas coletivas ou individuais. O dom&#237;nio RI, explora a rela&#231;&#227;o do entrevistado com cren&#231;as e valores, evocando, portanto, algum grau de subjetividade, sempre em bases comportamentais; entretanto, esses dados refletem, na verdade, a conflu&#234;ncia de fatores f&#237;sicos, psicodin&#226;micos, sist&#234;micos e socioecon&#244;mico culturais; n&#227;o exclusivamente o envolvimento espiritual ou mesmo religioso, cujo controle estaria fora do escopo e das possibilidades deste estudo, o mesmo ocorrendo com a poss&#237;vel aplica&#231;&#227;o de um n&#250;mero maior de escalas.</p>
      <p>Conforme seria esperado, a maioria dos pacientes evoluiu com ganho funcional e ganho em qualidade de vida. Os resultados obtidos parecem ter decorrido da pr&#225;tica de exerc&#237;cios f&#237;sicos: movimentos corporais orientados para propiciar incrementos tanto dos componentes aer&#243;bicos da aptid&#227;o f&#237;sica, quanto dos n&#227;o aer&#243;bicos, como for&#231;a muscular, flexibilidade e equil&#237;brio. Entretanto, chama aten&#231;&#227;o o fato de que n&#227;o houve diferen&#231;a estatisticamente significante em rela&#231;&#227;o &#224; ader&#234;ncia, nos grupos de maior e menor ganho funcional, o que nos leva a supor que outros fatores, talvez n&#227;o explorados no estudo, tenham tido impacto sobre os resultados obtidos.</p>
      <p>Como limita&#231;&#245;es, citamos a exist&#234;ncia na cidade do Salvador de um &#250;nico servi&#231;o de reabilita&#231;&#227;o cardiovascular e o fato de ser este, de car&#225;ter privado (o que esteve diretamente relacionado &#224;s caracter&#237;sticas sociodemogr&#225;ficas da amostra). A realiza&#231;&#227;o de estudos semelhantes, envolvendo popula&#231;&#245;es com caracter&#237;sticas sociodemogr&#225;ficas mais diversificadas, poder&#225; trazer mais informa&#231;&#245;es sobre poss&#237;veis interfer&#234;ncias de fatores psicossociais na quest&#227;o por n&#243;s analisada.</p>
      <p>Do ponto de vista estat&#237;stico, utilizamos o ganho absoluto de VO <sub>2</sub> conforme havia sido definido a priori, com base em estudos pr&#233;vios em reabilita&#231;&#227;o que utilizam este referencial; o c&#225;lculo do ganho relativo (percentual) poderia trazer resultados diferentes e ser proposto em estudos futuros.</p>
      <p>Por fim, consideramos ainda uma limita&#231;&#227;o o fato de termos optado exclusivamente pela abordagem quantitativa. Durante a aplica&#231;&#227;o dos question&#225;rios, percebemos que os pacientes, em sua maioria, recebiam bem a pesquisa, elogiavam a iniciativa com entusiasmo e falavam de suas experi&#234;ncias espirituais no curso do adoecimento e durante a reabilita&#231;&#227;o. Infelizmente, este material n&#227;o poderia ser aproveitado no nosso trabalho.</p>
    </sec>
    <sec sec-type="conclusions">
      <title>Conclus&#245;es</title>
      <p>Em uma coorte de pacientes cardiopatas acompanhados em Programa de Reabilita&#231;&#227;o Cardiovascular por 12 semanas, os ganhos funcional e em qualidade de vida n&#227;o se associaram a RO, RNO ou RI, medidas pela escala P&#8211;DUREL. Os pacientes apresentaram &#237;ndice m&#233;dio de RO e elevados &#237;ndices de RNO e RI, mas estes n&#227;o tiveram impactos na ader&#234;ncia ou nos resultados obtidos no programa.</p>
    </sec>
  </body>
  <back>
    <app-group>
      <app id="app1">
        <label>*</label>
        <p>Material suplementar</p>
        <p>Para informa&#231;&#227;o adicional, por favor, <ext-link ext-link-type="uri" xlink:href="http://abccardiol.org/supplementary-material/2023/12003/2022-0452_suplementar.pdf">clique aqui</ext-link> </p>
      </app>
    </app-group>
    <ack>
      <title>Agradecimentos</title>
      <p>&#192; equipe do Centro de Cardiologia do Exerc&#237;cio e ao Centro de Estudos em Cardiologia do Hospital C&#225;rdio Pulmonar.</p>
    </ack>
    <ref-list>
      <title>Refer&#234;ncias</title>
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        <p>Vincula&#231;&#227;o acad&#234;mica</p>
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          <subject>Original Article</subject>
        </subj-group>
      </article-categories>
      <title-group>
        <article-title>Spirituality, Functional Gain, and Quality of Life in Cardiovascular Rehabilitation</article-title>
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          <name>
            <surname>Stein</surname>
            <given-names>Ricardo</given-names>
          </name>
          <role>Conception and design of the research, Analysis and interpretation of the data, Writing of the manuscript and Critical revision of the manuscript for important intellectual content</role>
          <xref ref-type="aff" rid="aff5001">
            <sup>5</sup>
          </xref>
        </contrib>
      </contrib-group>
      <aff id="aff1001">
        <label>1</label>
        <country country="BR">Brasil</country>
        <institution content-type="original">Funda&#231;&#227;o Bahiana para Desenvolvimento das Ci&#234;ncias (FBDC), Salvador, BA &#8211; Brasil</institution>
      </aff>
      <aff id="aff2001">
        <label>2</label>
        <addr-line>
          <named-content content-type="state">BA</named-content>
        </addr-line>
        <country country="BR">Brasil</country>
        <institution content-type="original">Hospital Cardio Pulmonar - Centro de Estudos Cl&#237;nicos, Salvador, BA &#8211; Brasil</institution>
      </aff>
      <aff id="aff3001">
        <label>3</label>
        <country country="BR">Brasil</country>
        <institution content-type="original">Escola Bahiana de Medicina e Sa&#250;de P&#250;blica &#8211; P&#243;s-Gradua&#231;&#227;o em Medicina e Sa&#250;de Humana, Salvador, BA &#8211; Brasil</institution>
      </aff>
      <aff id="aff4001">
        <label>4</label>
        <country country="BR">Brasil</country>
        <institution content-type="original">Hospital C&#225;rdio Pulmonar, Salvador, BA -&#8211; Brasil</institution>
      </aff>
      <aff id="aff5001">
        <label>5</label>
        <country country="BR">Brasil</country>
        <institution content-type="original">Universidade Federal do Rio Grande do Sul, Porto Alegre, RS &#8211; Brasil</institution>
      </aff>
      <author-notes>
        <corresp id="c01001">Mailing Address: Maria do Ros&#225;rio Toscano Von Flach &#8226; Rua Pass&#225;rgada, 584, casa 65. Postal Code 41620-430, Itapu&#227;, Salvador, BA &#8211; Brazil E-mail: rosariovonflach@gmail.com</corresp>
        <fn fn-type="conflict">
          <p>Potential conflict of interest</p>
          <p>No potential conflict of interest relevant to this article was reported.</p>
        </fn>
      </author-notes>
      <abstract>
        <title>Abstract</title>
        <sec>
          <title>Background</title>
          <p>Religiosity and spirituality have been associated with higher recovery rates, greater adherence to treatments, and better levels of quality of life in patients with heart disease.</p>
        </sec>
        <sec>
          <title>Objectives</title>
          <p>To evaluate the association between spirituality, functional gain, and improved quality of life in patients in a cardiovascular rehabilitation program.</p>
        </sec>
        <sec>
          <title>Methods</title>
          <p>This prospective cohort study evaluated the association between functional and quality of life gains during a cardiovascular rehabilitation program and a religiosity/spirituality index based on a validated scale. Depression, anxiety, and stress symptoms were screened for control purposes. P values &lt; 0.05 were considered significant for all analyses.</p>
        </sec>
        <sec>
          <title>Results</title>
          <p>The study followed 57 patients (66 &#177; 12 years old; 71.7% male; 76% with coronary artery disease). The Spearman correlation coefficient did not show any associations between increases in functional capacity and organizational (rs = 0.110; p = 0.421), non-organizational (rs = &#8722;0.007; p = 0.421), or intrinsic (rs = &#8722;0.083; p = 0.543) religiosity. Furthermore, no associations were detected between the results of a quality of life score and organizational (rs = 0.22; p = 0.871), non-organizational (rs = 0.191; p = 0.159), or intrinsic (rs = 0.108; p = 0.429) religiosity.</p>
        </sec>
        <sec>
          <title>Conclusion</title>
          <p>No association was detected between functional and quality of life gains and organizational, non-organizational, or intrinsic religiosity in this sample of patients undergoing cardiovascular rehabilitation.</p>
        </sec>
      </abstract>
      <kwd-group xml:lang="en">
        <kwd>Cardiovascular Diseases/mortality</kwd>
        <kwd>Cardiac Rehabilitation/methods</kwd>
        <kwd>Spiritualit</kwd>
        <kwd>Spiritual Therapies/methods</kwd>
        <kwd>Quality of Life</kwd>
      </kwd-group>
    </front-stub>
    <body>
      <sec sec-type="intro">
        <title>Introduction</title>
        <p>Cardiovascular diseases (CVD) have held first place among the causes of mortality worldwide for decades.<sup><xref rid="B1" ref-type="bibr">1</xref></sup>The combination of ischemic heart disease and stroke has been responsible for approximately 17.5 million deaths/year, more than three quarters of which are in low- and middle-income countries. In Brazil, as in the rest of the world, considering the period prior to 2020, CVDs, were the leading cause of mortality, accounting for 29.8% of all registered deaths, according to data from the Brazilian Ministry of Health.<sup><xref rid="B2" ref-type="bibr">2</xref></sup>The COVID-19 pandemic has further highlighted the importance of investments to address these diseases, which are first-order risk factors for the development of severe cases of the virus.</p>
        <p>Efforts have been made to modify this scenario, with some success. In Brazil, the mortality rate due to ischemic heart disease dropped from 120.4/100,000 inhabitants in 2000 to 92/100,000 in 2013.<sup><xref rid="B3" ref-type="bibr">3</xref></sup>Among the clinical approaches that contribute to reduced morbidity and mortality secondary to CVD, there are cardiovascular rehabilitation programs, designed 4 decades ago, with the initial purpose of providing patients affected by myocardial infarction with a return to their usual activities, through physical exercise combined with educational and therapeutic actions aimed at improving health and quality of life.</p>
        <p>Currently, the spectrum of indications for including patients in cardiovascular rehabilitation includes systemic arterial hypertension, heart failure, cardiomyopathies, heart valve diseases, pacemaker or cardioverter-defibrillator implants, myocardial revascularization, heart transplantation, and peripheral arterial disease of the lower limbs. These programs must be conducted by multidisciplinary teams that seek to promote an integrative vision of care in their practices.<sup><xref rid="B4" ref-type="bibr">4</xref> , <xref rid="B5" ref-type="bibr">5</xref> </sup></p>
        <p>About 80% of the world population has a religious affiliation,<sup><xref rid="B6" ref-type="bibr">6</xref></sup>and a growing body of evidence has demonstrated an association between religiosity and spirituality (R/S) and reduced all-cause mortality, especially due to CVD.<sup><xref rid="B6" ref-type="bibr">6</xref></sup>The 2019 Updated Cardiovascular Prevention Guideline of the Brazilian Society of Cardiology<sup><xref rid="B6" ref-type="bibr">6</xref></sup>emphasizes the importance of including the spiritual dimension in the treatment and prevention of CVD, including in the context of cardiovascular rehabilitation. However, in most services, the performance of teams does not have this scope, possibly due to the scarcity of studies in this area.<sup><xref rid="B7" ref-type="bibr">7</xref></sup></p>
        <p>This study sought to explore the impact of R/S on functional and quality of life gains, which are the primary objectives of cardiovascular rehabilitation programs, in addition to describing the levels of R/S in the population and their relationship with adherence to the program.</p>
      </sec>
      <sec sec-type="methods">
        <title>Methods</title>
        <p>A prospective cohort study was conducted based on the population of patients who remained in the rehabilitation program of the Hospital C&#225;rdio Pulmonar da Bahia, located in Salvador, Bahia, Brazil, for a minimum of 12 uninterrupted weeks, between September 2018 and January 2020. Participants were referred by their attending physicians, and they answered questionnaires about quality of life (Minnesota Living with Heart Failure Questionnaire [MLHFQ]); R/S (Brazilian Portuguese version of the Duke University Religion Index [P&#8211;DUREL]); and depression, anxiety, and stress (Brazilian version of the Depression, Anxiety, and Stress Scale [DASS-21]).</p>
        <p>The population consisted of 57 individuals of both sexes, over 18 years old, with diagnosis of CVD characterized by a history of previous acute myocardial infarction, unstable or stable angina, coronary angioplasty, heart valve disease, heart failure, postoperative cardiac or vascular surgery, and implantation of devices such as pacemakers, resynchronizers, and defibrillators, assessed by a cardiologist and physiotherapist at the beginning, followed up for 12 weeks of participation in the program, and reassessed after this period. For both assessments, cardiopulmonary exercise testing (CPET) was performed, and the MLHFQ was applied. The P&#8211;DUREL and DASS-21 were applied at any time during the program, since these scales are characterized by stability for 6 months, in the event that new relevant stressors do not occur.</p>
        <p>The study excluded patients who, despite meeting the inclusion criteria, did not respond to the research questionnaires or who had a new acute event, hospitalization, or cardiovascular intervention during the course of the study. The presence of a patient in 36 sessions was considered 100% adherence.</p>
        <p>The sample calculation was based on the calculation of Pearson&#8217;s correlation coefficient or non-parametric equivalent, in order to reach an estimated correlation of 0.35 with alpha of 0.05 and power of 80%, considering the 3 domains of the P&#8211;DUREL and functional and quality of life gains.</p>
        <p>All participants received detailed information about the study objectives and signed a free and informed consent form. The study was approved by the Prof. Celso Figueiroa Research Ethics Committee under CAAE number 57813016.0.1001.5520.</p>
        <sec>
          <title>The Cardiovascular rehabilitation program</title>
          <p>The study was carried out in a private cardiovascular, pulmonary, and metabolic rehabilitation service in the city of Salvador, Bahia, Brazil, which aims to provide comprehensive care to its patients, with a multidisciplinary team composed of cardiologists, pulmonologists, physiotherapists, and nutritionists. In accordance with the clinical protocol of the local program, all patients are evaluated at the beginning of the program, from a clinical and functional point of view, by a physician specialized in exercise cardiology and a physiotherapist. The patients underwent CPET, in addition to conventional clinical consultations, and the MLHFQ was applied.</p>
          <p>The CPET, considered the gold standard for cardiorespiratory functional assessment,<sup><xref rid="B4" ref-type="bibr">4</xref></sup>in the most frequent forms of application, consists of subjecting the individual to gradually increasing intensity exercise, usually on a treadmill, until exhaustion occurs or until limiting symptoms and/or signs appear. These have been adopted as criteria for interrupting the exam in the rehabilitation service where the study was carried out. During exercise, ventilation, oxygen consumption (VO<sub>2</sub>), carbon dioxide production, and other variables of a conventional stress test, such as hemodynamic data and electrocardiographic tracing, are measured. For this study, the variable of interest obtained from CPET was peak VO<sub>2</sub>(expressed in mL/kg/min), which, in practice, is used as the maximum VO<sub>2</sub>measured. Its result may be influenced by central (cardiovascular and/or or pulmonary) and peripheral (skeletal muscles) mechanisms. Normality values vary according to age, sex, weight, height, level of physical activity, genetic variability, and race. Peak VO<sub>2</sub>is considered abnormal when it is below 85% of the predicted percentage, and it has been used as a universal marker of disease severity in patients with heart failure, hypertrophic cardiomyopathy, pulmonary hypertension, chronic obstructive pulmonary disease, and restrictive pulmonary disease, as well as a marker of degree of physical conditioning.<sup><xref rid="B8" ref-type="bibr">8</xref></sup>This standardization was adopted in our study, in both the initial and final assessment of each participant.</p>
          <p>The MLHFQ is a questionnaire validated in Brazil in 2009, consisting of 21 questions related to limitations imposed by heart failure on quality of life. To answer it, patients must consider their experiences from the past month. The response scale for each question ranges from 0 (no or without limitations) to 5 (too much or with maximum limitation). The sum of the results provides the score, which varies from 0 to 105. The lower the score, the better the quality of life.<sup><xref rid="B9" ref-type="bibr">9</xref></sup></p>
          <p>Throughout the follow-up, patients perform supervised physical exercises, in 1-hour sessions, 3 times a week or more, consisting of a warm-up phase, an aerobic exercise phase, a resistance exercise phase, and a cool-down phase. Aerobic exercise is performed based on the ventilatory thresholds detected in CPET, and it is continuously applied at a load between thresholds 1 and 2 for a period of 30 minutes. Resistance exercises involve major muscle groups at a load of 40% to 50% of maximum voluntary ventilation. The entire program is developed in an exclusive unit duly equipped for this purpose.</p>
          <p>After a minimum of 12 weeks of follow-up, patients undergo a global reassessment consisting of a new medical assessment, a new CPET, and a new functional assessment by the physiotherapist, with the application of the MLHFQ. In this program, functional gain is measured by calculating the difference between the initial peak VO<sub>2</sub>and the final peak VO<sub>2</sub>(&#916; peak VO<sub>2</sub>), and the gain in quality of life is measured by the difference between the initial and final MLHFQ scores (&#916; MLHFQ).</p>
        </sec>
        <sec>
          <title>Religiosity/spirituality: concept and evaluation</title>
          <p>The concept of spirituality in the context of health has been the subject of discussions among scholars, and it is currently under construction. This study adopts the following concept proposed by the consensus formulated at an international conference held in Geneva in 2013:<sup><xref rid="B10" ref-type="bibr">10</xref></sup></p>
          <p>&#8220;A dynamic and intrinsic aspect of humanity through which persons seek ultimate meaning, purpose, and transcendence and experience relationships to self, family, others, community, society, nature, and the significant or sacred. Spirituality is expressed through beliefs, values, traditions, and practices.&#8221; (Puchalski, 2014, p 15)</p>
          <p>This concept makes it clear that spirituality is not necessarily linked to religiosity. However, since spirituality is an individual and entirely subjective experience, in the vast majority of studies, it has been evaluated based on religious contexts, thus treating religiosity and spirituality as synonyms.<sup><xref rid="B11" ref-type="bibr">11</xref></sup>To assess R/S, the P&#8211;DUREL was applied. It is a questionnaire consisting of 5 multiple-choice questions, on a Likert scale, which addresses the levels of R/S in the &#8220;organizational,&#8221; &#8220;non-organizational,&#8221; and &#8220;intrinsic&#8221; aspects.<sup><xref rid="B12" ref-type="bibr">12</xref></sup>Organizational religiosity (OR) is measured through attendance at religious meetings, such as mass, service, ceremonies, and diverse rituals and through participation in study or prayer groups. Non-organizational religiosity (RNO) is assessed through the frequency of private religious activities, such as prayer, meditation, reading of religious texts, listening to music or teachings related to R/S, or even following religious programs through the media. Intrinsic religiosity (IR) refers to the search for intimate contact with God and the experience of religiosity as a guiding factor in an individual&#8217;s life.</p>
          <p>In order to calculate the P&#8211;DUREL score, it is recommended that the 3 individual domains be analyzed separately and not added together.<sup><xref rid="B12" ref-type="bibr">12</xref></sup>The scores for the RO and RNO domains range from 1 to 6, and the score of the IR domain ranges from 3 to 15. In the Brazilian version, lower scores indicate greater religiosity in each domain.</p>
          <p>The DUREL is a simple, easy-to-use instrument that provides a brief R/S measurement. The scale has been validated for more than 10 languages, and it has been widely used. The validation study of the Brazilian version showed that the instrument had adequate internal consistency and test-retest reliability for the sample in which it was tested.<sup><xref rid="B12" ref-type="bibr">12</xref> , <xref rid="B13" ref-type="bibr">13</xref> </sup></p>
        </sec>
        <sec>
          <title>Assessment of depression, anxiety and stress</title>
          <p>In order to control psycho-emotional variables such as depression, anxiety, and stress, the DASS-21 was applied. This self-administered depression, anxiety, and stress scale, translated and validated in Brazilian Portuguese in 2014,<sup><xref rid="B14" ref-type="bibr">14</xref></sup>is intended to screen symptoms of the 3 conditions of depression, anxiety, and stress, without the objective of making a diagnosis.</p>
          <p>Participants are asked to use a 4-point scale of severity/frequency to assess the degree to which they have experienced each state in the past week. The questionnaire consists of 7 items per scale. The depression scale assesses dysphoria, hopelessness, devaluation of life, self-deprecation, lack of interest/involvement, anhedonia, and inertia. The anxiety scale assesses autonomic arousal, skeletal muscle effects, situational anxiety, and subjective experience of anxious affect. The stress scale is sensitive to non-specific chronic arousal levels, and it assesses difficulty relaxing, nervous arousal, irritability, restlessness, hyperreactivity, and impatience.</p>
          <p>Both the P&#8211;DUREL and the DASS-21 were applied only once, at any time during the program, by the researchers themselves, in an environment suitable for the authors&#8217; ethical and technical recommendations.</p>
        </sec>
        <sec>
          <title>Data analysis and interpretation</title>
          <p>After data collection, the median of the &#916; peak VO<sub>2</sub>peak of the sample was calculated, according to which patients were divided into the following 2 groups: greater functional gain (&#916; peak VO<sub>2</sub>peak greater than or equal to the median of the sample) and lower functional gain (&#916; peak VO<sub>2</sub>less than the median of the sample).</p>
          <p>With respect to quality of life gain, the median of the &#916; MLHFQ of the sample was calculated and, based on this, the following 2 groups were formed: greater quality of life gain (&#916; MLHFQ lower than the median of the sample) and lower quality of life gain (&#916; MLHFQ greater than or equal to the median of the sample).</p>
          <p>The levels of religiosity in the OR, NOR, and IR domains were compared between the groups. Subsequently, a correlation analysis was performed between functional and quality of life gains, with levels of religiosity in each aforementioned spectrum.</p>
          <p><xref rid="f01001" ref-type="fig">Central Illustration</xref> displays the study design.</p>
          <p>
            <fig id="f01001">
              <label>Central Illustration</label>
              <caption>
                <title>: Spirituality, Functional Gain, and Quality of Life in Cardiovascular Rehabilitation</title>
              </caption>
              <attrib>
                <italic>Study design.</italic>
              </attrib>
              <graphic xlink:href="1678-4170-abc-120-03-e20220452-20452-gf01-en.jpg"/></fig>
          </p>
        </sec>
        <sec>
          <title>Descriptive and Inferential Statistics</title>
          <p>In the descriptive analysis, continuous variables with normal distribution are presented as mean &#177; standard deviation, and those with non-parametric distribution are presented as median and interquartile range (IQR), with the Kolmogorov-Smirnov normality test used to characterize the distribution of variables, in addition to visual analysis of histograms. Categorical variables are presented as proportions or percentages.</p>
          <p>The clinical characteristics of the groups with greater and lesser functional and quality of life gains were compared using unpaired Student&#8217;s t test or the Mann&#8211;Whitney test for continuous variables (parametric and nonparametric, respectively). Categorical variables were analyzed comparatively using the chi-square test or Fisher&#8217;s exact test.</p>
          <p>Since the data violated the parametric assumptions, Spearman&#8217;s correlation coefficient was calculated to verify whether there was an association between the domains of OR, NOR, and IR and the &#916; peak VO<sub>2</sub>or between these domains and the &#916; MLHFQ.</p>
          <p>P values &lt; 0.05 were considered significant for all analyses, and the analyses were conducted using SPSS software, version 10.0 (SPSS Inc., Chicago, IL, USA).</p>
        </sec>
      </sec>
      <sec sec-type="results">
        <title>Results</title>
        <p>The population consisted predominantly of men (75%), self-declared white (82%), aged 66 &#177; 12 years; 76% had coronary artery disease, and 58% had heart failure, New York Heart Association functional class II being the most frequent (46%). With regard to psycho-emotional aspects, they had mild symptoms of stress, but not anxiety or depression, according to the DASS-21 screening. Regarding religiosity, they were predominantly Catholic, and, according to the P&#8211;DUREL scores, they had low/medium OR index: 4.0 (IQR 2.0 to 4.0) and high NOR index: 2.0 (2.0 to 4.2) and IR: 4.0 (3.0 to 6.0). Median adherence to the program was 70% (IQR 50% to 80%).</p>
        <p><xref rid="t1001" ref-type="table">Table 1</xref> provides a detailed description of these characteristics, in addition to other demographic and clinical data.</p>
        <p>
          <table-wrap id="t1001">
            <label>Table 1</label>
            <caption>
              <title>&#8211; Clinical and demographic characteristics of study participants (N = 57)</title>
            </caption>
            <table frame="hsides" rules="groups">
              <colgroup>
                <col/>
                <col/>
              </colgroup>
              <thead>
                <tr>
                  <th scope="col" align="left">Variable</th>
                  <th scope="col">Total</th>
                </tr>
              </thead>
              <tbody>
                <tr>
                  <td>
                    <bold>Demographic data</bold>
                  </td>
                  <td> </td>
                </tr>
                <tr>
                  <td>Male sex</td>
                  <td align="center">42 (75)</td>
                </tr>
                <tr>
                  <td>Age (years) *</td>
                  <td align="center">68 &#177; 12</td>
                </tr>
                <tr>
                  <td>Married</td>
                  <td align="center">17 (30)</td>
                </tr>
                <tr>
                  <td>Catholic religion</td>
                  <td align="center">23 (25)</td>
                </tr>
                <tr>
                  <td>Prior sedentarism</td>
                  <td align="center">32 (56)</td>
                </tr>
                <tr>
                  <td>
                    <bold>Self-reported skin color</bold>
                  </td>
                  <td> </td>
                </tr>
                <tr>
                  <td>White</td>
                  <td align="center">46 (82)</td>
                </tr>
                <tr>
                  <td>Mixed</td>
                  <td align="center">7 (12)</td>
                </tr>
                <tr>
                  <td>Black</td>
                  <td align="center">3 (5)</td>
                </tr>
                <tr>
                  <td>
                    <bold>Heart disease and cardiac function</bold>
                  </td>
                  <td> </td>
                </tr>
                <tr>
                  <td>Coronary artery disease</td>
                  <td align="center">43 (76)</td>
                </tr>
                <tr>
                  <td>Heart failure</td>
                  <td align="center">31 (58)</td>
                </tr>
                <tr>
                  <td>New York Heart Association functional class II</td>
                  <td align="center">23 (46)</td>
                </tr>
                <tr>
                  <td>Heart valve disease: mitral stenosis</td>
                  <td align="center">6 (10)</td>
                </tr>
                <tr>
                  <td>Ejection fraction *</td>
                  <td align="center">0.52&#177;0.18</td>
                </tr>
                <tr>
                  <td>
                    <bold>Comorbidities and risk factors</bold>
                  </td>
                  <td> </td>
                </tr>
                <tr>
                  <td>Dyslipidemia</td>
                  <td align="center">41 (73</td>
                </tr>
                <tr>
                  <td>Arterial hypertension</td>
                  <td align="center">32 (57)</td>
                </tr>
                <tr>
                  <td>Overweight</td>
                  <td align="center">28 (49)</td>
                </tr>
                <tr>
                  <td>BMI (kg/m<sup>2</sup>)</td>
                  <td align="center">28 &#177;4</td>
                </tr>
                <tr>
                  <td>Diabetes mellitus</td>
                  <td align="center">15 (26)</td>
                </tr>
                <tr>
                  <td>
                    <bold>Medications</bold>
                  </td>
                  <td> </td>
                </tr>
                <tr>
                  <td>Statins</td>
                  <td align="center">41 (93)</td>
                </tr>
                <tr>
                  <td>Beta blocker</td>
                  <td align="center">35 (62)</td>
                </tr>
                <tr>
                  <td>Acetylsalicylic acid</td>
                  <td align="center">30 (56)</td>
                </tr>
                <tr>
                  <td>Angiotensin receptor blocker</td>
                  <td align="center">20 (47)</td>
                </tr>
                <tr>
                  <td>Angiotensin converting enzyme inhibitor</td>
                  <td align="center">14 (25)</td>
                </tr>
                <tr>
                  <td>Clopidogrel</td>
                  <td align="center">14 (25)</td>
                </tr>
                <tr>
                  <td>Ticagrelor</td>
                  <td align="center">7(12)</td>
                </tr>
                <tr>
                  <td>Anxiolytics/antidepressants</td>
                  <td align="center">3 (5.2)</td>
                </tr>
                <tr>
                  <td>
                    <bold>Interventions</bold>
                  </td>
                  <td> </td>
                </tr>
                <tr>
                  <td>Angioplasty</td>
                  <td align="center">22 (38)</td>
                </tr>
                <tr>
                  <td>Myocardial revascularization</td>
                  <td align="center">16 (28)</td>
                </tr>
                <tr>
                  <td>
                    <bold>Functional capacity, oxygen consumption</bold>
                  </td>
                  <td> </td>
                </tr>
                <tr>
                  <td>Initial peak VO<sub>2</sub>(mL/kg/min) &#8224;</td>
                  <td align="center">15 (IIQ 13 &#8211;19)</td>
                </tr>
                <tr>
                  <td>Final peak VO<sub>2</sub>(mL/kg/min) &#8224;</td>
                  <td align="center">17 (IIQ 14 &#8211;21)</td>
                </tr>
                <tr>
                  <td>&#916; peak VO<sub>2</sub>(mL/kg/min) &#8224;</td>
                  <td align="center">1.6 (IIQ <italic>&#8722;</italic> 0.6 &#8211; 4.1)</td>
                </tr>
                <tr>
                  <td>
                    <bold>Quality of life - Minnesota Living with Heart Failure Questionnaire (MLHFQ)</bold>
                  </td>
                  <td> </td>
                </tr>
                <tr>
                  <td>Initial &#8224;</td>
                  <td align="center">26 (IIQ 15&#8211;42)</td>
                </tr>
                <tr>
                  <td>Final &#8224;</td>
                  <td align="center">11 (IIQ 5.0 &#8211; <italic>&#8722;</italic> 19)</td>
                </tr>
                <tr>
                  <td>&#916; MLHFQ &#8224;</td>
                  <td align="center"><italic>&#8722;</italic> 11 (IIQ <italic>&#8722;</italic> 25 &#8211; <italic>&#8722;</italic> 19)</td>
                </tr>
                <tr>
                  <td>
                    <bold>Depression, Anxiety, and Stress Scale (DASS-21) &#8224;</bold>
                  </td>
                  <td align="center">4.0 (IIQ 1.0 &#8211; 12)</td>
                </tr>
                <tr>
                  <td>
                    <bold>Measures of religiosity/spirituality (P&#8211;DUREL)</bold>
                  </td>
                  <td> </td>
                </tr>
                <tr>
                  <td>OR &#8224;</td>
                  <td align="center">4.0 (IIQ 2.0 &#8211; 4.0)</td>
                </tr>
                <tr>
                  <td>NOR &#8224;</td>
                  <td align="center">2.0 (IIQ 2.0 &#8211; 4.2)</td>
                </tr>
                <tr>
                  <td>IR &#8224;</td>
                  <td align="center">4.0 (IIQ 3.0 &#8211; 6.0)</td>
                </tr>
                <tr>
                  <td>
                    <bold>Adherence &#8224;</bold>
                  </td>
                  <td align="center">70 (IIQ 50 &#8211; 80)</td>
                </tr>
              </tbody>
            </table>
            <table-wrap-foot>
              <fn id="TFN1001">
                <p>
                  <italic>Data presented as absolute frequency n (%), mean &#177; standard deviation (*) or median (interquartile range) (&#8224;); BMI: body mass index; OR: organizational religiosity; NOR: non-organizational religiosity; RI: intrinsic religiosity.</italic>
                </p>
              </fn>
            </table-wrap-foot>
          </table-wrap>
        </p>
        <p>The patients were followed up for a median period of 18 weeks (IQR 15 to 25), which corresponded to a median number of 34 sessions (IIQ 29 to 39). Based on the medians of &#916; peak VO<sub>2</sub>and &#916; MLHFQ, groups with greater and lesser functional and quality of life gains were formed.</p>
        <p>The distributions of R/S, in relation to the 3 domains of P&#8211;DUREL (OR, NOR, and IR), as well as in relation to depression, anxiety, stress, and adherence were similar between the groups, as shown in <xref rid="t2001" ref-type="table">Table 2</xref> .</p>
        <p>
          <table-wrap id="t2001">
            <label>Table 2</label>
            <caption>
              <title>&#8211; Religiosity/spirituality, functional capacity, quality of life, depression, anxiety, stress, and adherence in groups with greater and lesser functional and quality of life gains</title>
            </caption>
            <table frame="hsides" rules="groups">
              <colgroup>
                <col/>
                <col/>
                <col/>
                <col/>
                <col/>
                <col/>
                <col/>
                <col/>
              </colgroup>
              <thead>
                <tr>
                  <th rowspan="3" scope="col">Variable</th>
                  <th colspan="8" scope="col">Groups</th>
                </tr>
                <tr>
                  <th colspan="8" scope="col">
                    <hr/>
                  </th>
                </tr>
                <tr>
                  <th colspan="2" rowspan="1" scope="col">Greater functional gain (n=29) &#916; peak VO<sub>2</sub> <underline>&gt;</underline> 1.6 mL/kg/min</th>
                  <th scope="col">Lower functional gain (n=28) &#916; peak VO<sub>2</sub>&lt; 1.6 mL/kg/min</th>
                  <th scope="col">p</th>
                  <th scope="col">Greater quality of life gain (n=28) &#916; MLHFQ &#8804; -11</th>
                  <th colspan="2" scope="col">Lower quality of life gain (n=29) &#916; MLHFQ &gt; -11</th>
                  <th scope="col">p</th>
                </tr>
              </thead>
              <tbody>
                <tr>
                  <td colspan="9">
                    <bold>Religiosity/spirituality (P&#8211;DUREL)</bold>
                  </td>
                </tr>
                <tr>
                  <td>OR*</td>
                  <td colspan="2" align="center">3.5 (IQR 2.0-4.0)</td>
                  <td align="center">4.0 (IQR 2.0-4.0)</td>
                  <td align="center">0.42</td>
                  <td align="center">4.0 (IQR 2.0-4.0)</td>
                  <td colspan="2" align="center">2.0 (IQR 2.0-4.0)</td>
                  <td align="center">0.84</td>
                </tr>
                <tr>
                  <td>NOR*</td>
                  <td colspan="2" align="center">2.0 (IQR 1.5-3.7)</td>
                  <td align="center">2.0 (IQR 2.0-5.7)</td>
                  <td align="center">0.19</td>
                  <td align="center">2.0 (IQR 1.0-3.5)</td>
                  <td colspan="2" align="center">2.0 (IQR 1.0-3.5)</td>
                  <td align="center">0.27</td>
                </tr>
                <tr>
                  <td>IR*</td>
                  <td colspan="2" align="center">4.0 (IQR 3.0-5.0)</td>
                  <td align="center">4.0 (IQR 3.0-7.7)</td>
                  <td align="center">0.23</td>
                  <td align="center">4.0 (IQR 3.0-6.0)</td>
                  <td colspan="2" align="center">4.0 (IQR 3.0-5.0)</td>
                  <td align="center">0.72</td>
                </tr>
                <tr>
                  <td>
                    <bold>DASS-21*</bold>
                  </td>
                  <td colspan="2" align="center">4.0 (IQR 2.0-19)</td>
                  <td align="center">2.5 (IQR 0.0-11)</td>
                  <td align="center">0.20</td>
                  <td align="center">3.0 (IQR 0.0-11)</td>
                  <td colspan="2" align="center">7.0 (IQR 2.0-19)</td>
                  <td align="center">0.19</td>
                </tr>
                <tr>
                  <td>
                    <bold>Adherence*</bold>
                  </td>
                  <td colspan="2" align="center">0.71 (IQR 0.48-0.73)</td>
                  <td align="center">0.60 (IQR 0.52-12)</td>
                  <td align="center">0.05</td>
                  <td align="center">0.71 (IQR 0.51-0.82)</td>
                  <td colspan="2" align="center">0.61 (IQR 0.51-0.69)</td>
                  <td align="center">0.24</td>
                </tr>
              </tbody>
            </table>
            <table-wrap-foot>
              <fn id="TFN2001">
                <p>
                  <italic>Data are shown as median (IQR) (*). DASS-21: Depression, Anxiety, and Stress Scale; IQR: interquartile range; IR: intrinsic religion; MLHFQ: Minnesota Living with Heart Failure Questionnaire; NOR: non-organizational religion; OR: organizational religion; P&#8211;DUREL: Brazilian Portuguese version of the Duke University Religion Index; VO<sub><italic>2</italic></sub>: oxygen consumption.</italic>
                </p>
              </fn>
            </table-wrap-foot>
          </table-wrap>
        </p>
        <p>The sociodemographic and clinical characteristics were similar both between the groups with higher and lower gains in functional capacity, and between the groups with higher and lower gains in quality of life. <xref rid="t3001" ref-type="table">Table 3</xref> contains the most relevant data related to these aspects.</p>
        <p>
          <table-wrap id="t3001">
            <label>Table 3</label>
            <caption>
              <title>&#8211; Sociodemographic and clinical characteristics of groups with greater and lesser gains in functional capacity and greater and lesser gains in quality of life</title>
            </caption>
            <table frame="hsides" rules="groups">
              <colgroup>
                <col/>
                <col/>
                <col/>
                <col/>
                <col/>
                <col/>
                <col/>
              </colgroup>
              <thead>
                <tr>
                  <th rowspan="3" scope="col">
                    <list list-type="bullet">
                      <list-item>
                        <p>Variable</p>
                      </list-item>
                      <list-item>
                        <p>NYHA I in the group with lower functional gain was 43.8%, and in the group with higher gain it was 42.4%.</p>
                      </list-item>
                    </list>
                  </th>
                  <th colspan="6" scope="col">Groups</th>
                </tr>
                <tr>
                  <th colspan="6" scope="col">
                    <hr/>
                  </th>
                </tr>
                <tr>
                  <th scope="col">Greater functional gain (n=29) &#916; peak VO<sub>2</sub>&gt; 1.6 mL/kg/min</th>
                  <th scope="col">Lower functional gain (n=28 &#916; peak VO<sub>2</sub>&lt; 1.6 mL/kg/min</th>
                  <th scope="col">p</th>
                  <th scope="col">Greater quality of life gain (n=28) &#916; MLHFQ &#8804; -11</th>
                  <th scope="col">Lower quality of life gain (n=29) &#916; MLHFQ &gt; -11</th>
                  <th scope="col">p</th>
                </tr>
              </thead>
              <tbody>
                <tr>
                  <td colspan="7">
                    <bold>Sociodemographic characteristics</bold>
                  </td>
                </tr>
                <tr>
                  <td>Male sex</td>
                  <td align="center">20 (71)</td>
                  <td align="center">22 (78)</td>
                  <td align="center">0.95</td>
                  <td align="center">20 (69)</td>
                  <td align="center">22 (82)</td>
                  <td align="center">0.30</td>
                </tr>
                <tr>
                  <td>Age*</td>
                  <td align="center">62 &#177; 4</td>
                  <td align="center">71 &#177; 2</td>
                  <td align="center">0.35</td>
                  <td align="center">67 &#177; 13</td>
                  <td align="center">66 &#177; 23</td>
                  <td align="center">0.78</td>
                </tr>
                <tr>
                  <td>Catholic religion</td>
                  <td align="center">8 (22)</td>
                  <td align="center">6 (29)</td>
                  <td align="center">0.27</td>
                  <td align="center">13 (27)</td>
                  <td align="center">1 (10)</td>
                  <td align="center">0.11</td>
                </tr>
                <tr>
                  <td>
                    <bold>Clinical data</bold>
                  </td>
                  <td> </td>
                  <td> </td>
                  <td> </td>
                  <td> </td>
                  <td> </td>
                  <td> </td>
                </tr>
                <tr>
                  <td>Coronary artery disease</td>
                  <td align="center">20 (71)</td>
                  <td align="center">23 (82)</td>
                  <td align="center">0.84</td>
                  <td align="center">22 (76)</td>
                  <td align="center">21 (78)</td>
                  <td align="center">0.30</td>
                </tr>
                <tr>
                  <td>Heart failure</td>
                  <td align="center">14 (54)</td>
                  <td align="center">17(63)</td>
                  <td align="center">0.84</td>
                  <td align="center">14 (52)</td>
                  <td align="center">17 (65)</td>
                  <td align="center">0.56</td>
                </tr>
                <tr>
                  <td>NYHA I</td>
                  <td align="center">12 (42)</td>
                  <td align="center">12 (44)</td>
                  <td align="center">0.78</td>
                  <td> </td>
                  <td align="center">11 (46)</td>
                  <td align="center">0.78</td>
                </tr>
                <tr>
                  <td>NYHA II</td>
                  <td> </td>
                  <td align="center">14 (58)</td>
                  <td align="center">0.72</td>
                  <td align="center">14 (56)</td>
                  <td> </td>
                  <td align="center">0.55</td>
                </tr>
                <tr>
                  <td>Ejection fraction*</td>
                  <td align="center">0.50 &#177; 0.40</td>
                  <td align="center">0.50 &#177; 0.20</td>
                  <td align="center">0.84</td>
                  <td align="center">0.60 &#177; 0.20</td>
                  <td align="center">0.45 &#177; 0.20</td>
                  <td align="center">0.90</td>
                </tr>
                <tr>
                  <td>Dyslipidemia</td>
                  <td align="center">20 (71)</td>
                  <td align="center">21 (75)</td>
                  <td align="center">0.90</td>
                  <td align="center">23 (79)</td>
                  <td align="center">18 (79)</td>
                  <td align="center">0.85</td>
                </tr>
                <tr>
                  <td>Arterial hypertension</td>
                  <td align="center">18 (64)</td>
                  <td align="center">14 (50)</td>
                  <td align="center">0.60</td>
                  <td align="center">19 (66)</td>
                  <td align="center">13 (48)</td>
                  <td align="center">0.62</td>
                </tr>
                <tr>
                  <td>Diabetes mellitus</td>
                  <td align="center">7 (25)</td>
                  <td align="center">8 (29)</td>
                  <td align="center">0.71</td>
                  <td align="center">7 (24)</td>
                  <td align="center">8 (30)</td>
                  <td align="center">0.86</td>
                </tr>
                <tr>
                  <td>Tobacco use</td>
                  <td align="center">2 (6.5)</td>
                  <td align="center">2 (9.5)</td>
                  <td align="center">0.55</td>
                  <td align="center">4 (8.3)</td>
                  <td align="center">0 (0)</td>
                  <td align="center">0.34</td>
                </tr>
              </tbody>
            </table>
            <table-wrap-foot>
              <fn id="TFN3001">
                <p>
                  <italic>Data are presented as absolute frequency n (%) and mean &#177; standard deviation (*); MLHFQ: Minnesota Living with Heart Failure Questionnaire.</italic>
                </p>
              </fn>
            </table-wrap-foot>
          </table-wrap>
        </p>
        <p>Finally, correlation analysis was performed, the results of which are shown in <xref rid="t4001" ref-type="table">Table 4</xref> .</p>
        <p>
          <table-wrap id="t4001">
            <label>Table 4</label>
            <caption>
              <title>&#8211; Correlation of functional and quality of life gains with religiosity/spirituality measures</title>
            </caption>
            <table frame="hsides" rules="groups">
              <colgroup>
                <col/>
                <col/>
                <col/>
                <col/>
                <col/>
              </colgroup>
              <thead>
                <tr>
                  <th rowspan="2" scope="col">Variable</th>
                  <th colspan="2" scope="col">&#916; peak VO<sub>2</sub></th>
                  <th colspan="2" scope="col">&#916; MLHFQ</th>
                </tr>
                <tr>
                  <th scope="col">r<sub>s</sub></th>
                  <th scope="col">p</th>
                  <th scope="col">r<sub>s</sub></th>
                  <th scope="col">p</th>
                </tr>
              </thead>
              <tbody>
                <tr>
                  <td>OR</td>
                  <td align="center">0.110</td>
                  <td align="center">0.421</td>
                  <td align="center">0.22</td>
                  <td align="center">0.871</td>
                </tr>
                <tr>
                  <td>NOR</td>
                  <td align="center">0.007</td>
                  <td align="center">0.421</td>
                  <td align="center">0.191</td>
                  <td align="center">0.159</td>
                </tr>
                <tr>
                  <td>IR</td>
                  <td align="center">0.083</td>
                  <td align="center">0.543</td>
                  <td align="center">0.108</td>
                  <td align="center">0.429</td>
                </tr>
              </tbody>
            </table>
            <table-wrap-foot>
              <fn id="TFN4001">
                <p>
                  <italic>IR: intrinsic religion; NOR: non-organizational religion; OR: organizational religion; r<sub><italic>s</italic></sub>: Spearman correlation coefficient ; MLHFQ: Minnesota Living with Heart Failure Questionnaire.</italic>
                </p>
              </fn>
            </table-wrap-foot>
          </table-wrap>
        </p>
        <p>No association was observed between functional gain and OR, NOR, or IR, and no association was detected between quality of life and any of the 3 domains of the P&#8211;DUREL scale.</p>
      </sec>
      <sec sec-type="discussion">
        <title>Discussion</title>
        <p>In this study, R/S did not impact the functional and quality of life gains of patients followed for 12 weeks in a cardiovascular rehabilitation program.</p>
        <p>According to the theoretical model proposed by Koenig,<sup><xref rid="B11" ref-type="bibr">11</xref></sup>R/S influences health through three basic mechanisms: reducing depression, anxiety, and stress; encouraging the development and maintenance of healthy lifestyle habits; and social support. Apparently, in our population, these mechanisms did not find &#8220;substrates&#8221; to act, or their extent was reduced due to the interference of other factors, given that the R/S levels found were medium for OR and high for NOR and IR, but these were not associated with functional or quality of life gains.</p>
        <p>According to the symptoms screened by the DASS-21, the study participants, even when beginning rehabilitation, had only mild stress, and some of their lifestyle habits to which we had access were relatively healthy; for example, they did not have obesity and did not use tobacco. The majority were sedentary, but the prevalence of active patients (44%) exceeded the world data released by the World Health Organization (30%), and they correspond to more than twice the Brazilian index, which is 19%, according to the Brazilian Institute of Geography and Statistics.<sup><xref rid="B15" ref-type="bibr">15</xref></sup></p>
        <p>In relation to social support, the patients were able to rely on the kindness and welcoming of the professionals at the service and on the empathetic support of their peers, in a very similar manner to what is observed, for example, in congregations and religious groups. Perhaps this constitutes an indirect effect of cardiovascular rehabilitation programs, namely, the creation of group spaces, where patients are able to count on the support of professionals who give them a feeling of safety and to exchange experiences with other patients whose health conditions mirror theirs. This hypothesis may be further investigated in future studies.</p>
        <p>It is possible that the reduced interaction between the instruments applied had some influence on the results regarding the association. The MLHFQ assesses quality of life based on functional data related to aerobic capacity and, therefore, dialogues very well with the CPET results, but it contemplates few psycho-emotional aspects and does not include the spiritual dimension. In turn, the P&#8211;DUREL measures OR and NOR by means of 1 question for each domain, related to the frequency of collective or individual practices. The IR domain explores the interviewee&#8217;s relationship with beliefs and values, evoking, therefore, some degree of subjectivity, always on behavioral grounds. Nonetheless, these data actually reflect the confluence of physical, psychodynamic, systemic, socioeconomic, and cultural factors; rather than exclusively spiritual or even religious involvement, which would be beyond the scope and possibilities of this study to control. This would also occur if a greater number of scales were applied.</p>
        <p>As would be expected, most patients evolved with functional gain and quality of life gain. The results obtained seem to have resulted from the practice of physical exercises: body movements designed to provide increases in both the aerobic components of physical fitness and the non-aerobic ones, such as muscle strength, flexibility, and balance. However, it is noteworthy that there was no statistically significant difference in relation to adherence between the groups with greater and lesser functional gain, which leads us to assume that other factors, perhaps not explored in the study, had an impact on the results obtained.</p>
        <p>Regarding study limitations, it is worth mentioning that, in the city of Salvador, Bahia, there is only one cardiovascular rehabilitation service, and it is private (which was directly related to the sociodemographic characteristics of the sample). Carrying out similar studies, involving populations with more diversified sociodemographic characteristics, may provide more information about possible interferences of psychosocial factors in the question we analyzed.</p>
        <p>From the statistical point of view, we used the absolute gain in VO<sub>2</sub>as it had been defined a priori, based on previous studies on rehabilitation that use this reference; the calculation of the relative gain (percentage) could bring different results and be proposed in future studies.</p>
        <p>Finally, we also consider the fact that we opted for an exclusively quantitative approach as a limitation. During the application of the questionnaires, we perceived that the patients, for the most part, welcomed the research, praised the initiative with enthusiasm, and spoke of their spiritual experiences during the course of their illness and rehabilitation. Unfortunately, this material could not be utilized in our work.</p>
      </sec>
      <sec sec-type="conclusions">
        <title>Conclusions</title>
        <p>In a cohort of patients with heart disease followed in a cardiovascular rehabilitation program for 12 weeks, functional and quality of life gains were not associated with OR, NOR, or IR, as measured by the P&#8211;DUREL scale. The patients had a mean OR index and high NOR and IR indexes, but these did not have any impact on adherence or on the results obtained in the program.</p>
      </sec>
    </body>
    <back>
      <app-group>
        <app id="app10">
          <label>*</label>
          <p>Supplemental Materials</p>
          <p>For additional information, please <ext-link ext-link-type="uri" xlink:href="http://abccardiol.org/supplementary-material/2023/12003/2022-0452_suplementar.pdf">click here</ext-link> </p>
        </app>
      </app-group>
      <ack>
        <title>Acknowledgements</title>
        <p>The authors would like to thank the Cardiology of Exercise Center and the Center of Studies in Cardiology of the Hospital C&#225;rdio Pulmonar.</p>
      </ack>
      <fn-group>
        <fn fn-type="other">
          <p>Study association</p>
          <p>This article is part of the thesis of master submitted by Maria do Ros&#225;rio Toscano Von Flach, from Escola Bahiana de Medicina e Sa&#250;de P&#250;blica.</p>
        </fn>
        <fn fn-type="supported-by">
          <p>Sources of funding: There were no external funding sources for this study.</p>
        </fn>
      </fn-group>
    </back>
  </sub-article>
</article>
