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<front>
<journal-meta>
<journal-id>2182-5173</journal-id>
<journal-title><![CDATA[Revista Portuguesa de Medicina Geral e Familiar]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Port Med Geral Fam]]></abbrev-journal-title>
<issn>2182-5173</issn>
<publisher>
<publisher-name><![CDATA[Associação Portuguesa de Medicina Geral e Familiar]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2182-51732015000100010</article-id>
<title-group>
<article-title xml:lang="pt"><![CDATA[Efeito do rastreio e aconselhamento sobre estilos de vida na incidência de doença cardíaca isquémica]]></article-title>
<article-title xml:lang="en"><![CDATA[Effect of screening and lifestyle counselling on incidence of ischaemic heart disease in general population]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Araújo]]></surname>
<given-names><![CDATA[Marta]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pinho]]></surname>
<given-names><![CDATA[Susana]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,ACeS Grande Porto VII - Gaia Unidade de Saúde Familiar Arco do Prado ]]></institution>
<addr-line><![CDATA[Gaia ]]></addr-line>
</aff>
<aff id="A02">
<institution><![CDATA[,ACeS Grande Porto VII - Gaia Unidade de Saúde Familiar St. André de Canidelo ]]></institution>
<addr-line><![CDATA[Gaia ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>02</month>
<year>2015</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>02</month>
<year>2015</year>
</pub-date>
<volume>31</volume>
<numero>1</numero>
<fpage>56</fpage>
<lpage>58</lpage>
<copyright-statement/>
<copyright-year/>
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</front><body><![CDATA[ <p align="right"><b>CLUBE DE LEITURA</b></p>     <p><font size="4"><b>Efeito do rastreio e aconselhamento sobre   estilos de vida na incid&ecirc;ncia de doen&ccedil;a card&iacute;aca isqu&eacute;mica</b></font></p>      <p><font size="3"><b>Effect     of screening and lifestyle counselling on incidence of ischaemic heart disease     in general population</b></font></p>       <p><b>Marta Ara&uacute;jo*, Susana Pinho**</b></p>       <p>M&eacute;dicas     Internas de Medicina Geral e Familiar</p>       <p>*Unidade de     Sa&uacute;de Familiar Arco do Prado, ACeS Grande     Porto VII - Gaia  </p>       <p>**Unidade de     Sa&uacute;de Familiar St. Andr&eacute; de Canidelo, ACeS Grande     Porto VII - Gaia </p>     <hr/>     <p>&nbsp;</p>       <p>J&oslash;rgensen T,     Jacobsen RK,Toft U, Aadahl M, Gl&uuml;mer C, Pisinger C. Effect of screening and     lifestyle counselling on incidence of ischaemic heart disease in general     population: Inter99 randomised trial. BMJ. 2014;348:g3617.</p>       <p><b>Introdu&ccedil;&atilde;o</b></p>       ]]></body>
<body><![CDATA[<p>A doen&ccedil;a     card&iacute;aca isqu&eacute;mica (DCI) mant&eacute;m-se como a principal causa de morbilidade e     mortalidade a n&iacute;vel mundial. As suas principais causas s&atilde;o conhecidas h&aacute;     d&eacute;cadas, sendo a maioria dos novos casos devida a tabagismo, inatividade f&iacute;sica     e a uma dieta pouco saud&aacute;vel.</p>       <p>Uma revis&atilde;o     sistem&aacute;tica que reuniu v&aacute;rios ensaios cl&iacute;nicos aleatorizados e controlados     sobre interven&ccedil;&otilde;es, visando v&aacute;rios fatores de risco cardiovasculares para a     preven&ccedil;&atilde;o da DCI, mostrou um efeito modesto nas altera&ccedil;&otilde;es de estilo de vida     mas n&atilde;o um efeito na diminui&ccedil;&atilde;o da mortalidade por DCI a longo prazo.<sup>1</sup></p>       <p>Assim, o     objetivo do estudo foi determinar se a redu&ccedil;&atilde;o da incid&ecirc;ncia da DCI a longo     prazo pode ser conseguida atrav&eacute;s de um rastreio populacional de risco     cardiovascular (RCV), seguido de aconselhamento intensivo e repetido.</p>       <p><b>M&eacute;todos</b></p>       <p>Foram     identificados todos os indiv&iacute;duos entre os 30 e os 60 anos a residir numa dada     regi&atilde;o da Noruega, tendo sido selecionados aleatoriamente e agrupados por     g&eacute;nero e idade, de forma equivalente, num grupo de interven&ccedil;&atilde;o e num grupo     controlo. A interven&ccedil;&atilde;o consistia num rastreio/avalia&ccedil;&atilde;o (question&aacute;rio sobre     h&aacute;bitos e estilos de vida, avalia&ccedil;&atilde;o f&iacute;sica, incluindo biometrias) e estudo     anal&iacute;tico (perfil lip&iacute;dico, prova de toler&acirc;ncia oral &agrave; glicose, provas     funcionais respirat&oacute;rias), c&aacute;lculo do RCV e aconselhamento sobre estilos de vida     (at&eacute; quatro sess&otilde;es de 15-45 minutos, de acordo com o perfil de risco),     efetuado por profissionais de sa&uacute;de treinados e com protocolo de     aconselhamento. A interven&ccedil;&atilde;o foi repetida ap&oacute;s um ano, aos tr&ecirc;s anos e aos     cinco anos de <i>follow-up.</i> O risco     absoluto foi determinado com recurso ao programa inform&aacute;tico PRECARD (Score de     Risco de Copenhaga que deu origem ao <i>Heart-Score,</i> recomendado pela Sociedade Europeia de Cardiologia). O <i>outcome</i> prim&aacute;rio foi a incid&ecirc;ncia de DCI aos 10 anos de <i>follow-up</i> e os <i>outcomes</i> secund&aacute;rios foram a incid&ecirc;ncia de AVC, eventos combinados     (AVC e DCI) e mortalidade aos 10 anos de <i>follow-up.</i> Indiv&iacute;duos no grupo de controlo desconheciam a exist&ecirc;ncia de uma interven&ccedil;&atilde;o.     Foram exclu&iacute;dos os indiv&iacute;duos com DCI e/ou AVC pr&eacute;vios ao in&iacute;cio do estudo.</p>       <p><b>Resultados</b></p>       <p>Foram     inclu&iacute;das 59.616 pessoas (grupo de interven&ccedil;&atilde;o n = 11.629; grupo controlo n =     47.987). No grupo de interven&ccedil;&atilde;o, 6.091 pessoas aceitaram participar (52,4%) e,     destas, 60% foram consideradas de alto risco (n = 3.542). A 92% (n = 3.352) do     total do grupo de alto risco foi oferecido aconselhamento de grupo, enquanto os     restantes 8% j&aacute; recebiam aconselhamento especializado (e.g., por     nutricionista).</p>       <p>Ap&oacute;s 10 anos     de <i>follow-up,</i> dos 58.308 sem hist&oacute;ria     de base de DCI, 2.782 desenvolveram DCI (565 no grupo de interven&ccedil;&atilde;o e 2.217 no     grupo controlo) e, dos 58.940 sem hist&oacute;ria de base de AVC, 1.726 tiveram AVC     (326 no grupo de interven&ccedil;&atilde;o e 1.400 no grupo controlo). Um total de 3.163     pessoas faleceu durante o per&iacute;odo de 10 anos.</p>       <p>N&atilde;o foram     verificadas diferen&ccedil;as estatisticamente significativas na incid&ecirc;ncia de DCI (<i>p</i>=0,30) nem na incid&ecirc;ncia de AVC (<i>p</i>=0,48), eventos combinados (<i>p</i>=0,56) ou morte (<i>p</i>=0,29).</p>       <p><b>Discuss&atilde;o</b></p>       ]]></body>
<body><![CDATA[<p>Este &eacute; um     dos estudos de interven&ccedil;&atilde;o publicados com maior amostra a incidir sobre o     efeito do rastreio populacional seguido por um per&iacute;odo de aconselhamento     intensivo sobre medidas de estilo de vida.</p>       <p>Apesar de     terem sido descritas altera&ccedil;&otilde;es significativas no estilo de vida dos     participantes ap&oacute;s os cinco anos, n&atilde;o se verificaram efeitos no desenvolvimento     de DCI, AVC, eventos combinados ou morte ao final de 10 anos. Estes dados s&atilde;o     concordantes com os encontrados por uma meta-an&aacute;lise da Cochrane<sup>2</sup> que concluiu que interven&ccedil;&otilde;es de base populacional n&atilde;o tiveram efeito no     desenvolvimento de DCI.</p>       <p>No entanto,     o efeito na popula&ccedil;&atilde;o &eacute; diferente do efeito individual e o aconselhamento tem     resultados em algumas pessoas, devendo, assim, continuar a ser parte natural da     pr&aacute;tica m&eacute;dica di&aacute;ria.</p>       <p>Evid&ecirc;ncia     cient&iacute;fica crescente tem demonstrado que pequenas altera&ccedil;&otilde;es na sociedade,     determinadas por pol&iacute;ticas de sa&uacute;de, s&atilde;o potentes determinantes da incid&ecirc;ncia     de DCI. Talvez o recurso a estas ferramentas seja mais prof&iacute;cuo que o rastreio     e o aconselhamento e rastreios populacionais, devendo a responsabilidade de     alterar estilos de vida ser partilhada entre profissionais de sa&uacute;de, pol&iacute;ticos     e administradores.</p>       <p><b>Conclus&otilde;es</b></p>       <p>O rastreio     populacional sistem&aacute;tico, seguido de aconselhamento generalizado sobre medidas     de estilo de vida, n&atilde;o foi capaz de reduzir a incid&ecirc;ncia de DCI, AVC e     mortalidade global, pelo que n&atilde;o pode ser recomendado. Contudo, o     aconselhamento sobre estilo de vida deve continuar a fazer parte da pr&aacute;tica     cl&iacute;nica di&aacute;ria, ainda que n&atilde;o inserido num programa sistem&aacute;tico realizado a     toda a popula&ccedil;&atilde;o.</p>       <p><b>COMENT&Aacute;RIO</b></p>       <p>Este &eacute; o     artigo final de um estudo desenvolvido ao longo de mais de uma d&eacute;cada, cujos     resultados interm&eacute;dios, j&aacute; publicados,<sup>3-8</sup> mostraram um efeito     significativo na redu&ccedil;&atilde;o da preval&ecirc;ncia de fumadores, na melhoria dos h&aacute;bitos     diet&eacute;ticos e no aumento da atividade f&iacute;sica ap&oacute;s cinco anos de aconselhamento.     Estes achados indicam que o aconselhamento promove modifica&ccedil;&otilde;es ben&eacute;ficas a     n&iacute;vel individual, pelo menos por um per&iacute;odo de tempo limitado. Contudo, estes     dados n&atilde;o permitem concluir se o rastreio do RCV e o aconselhamento de estilos     de vida s&atilde;o capazes de reduzir a DCI, o AVC e a mortalidade a n&iacute;vel     populacional, justificando assim a sua aplica&ccedil;&atilde;o sistem&aacute;tica a toda a     popula&ccedil;&atilde;o.<sup>9</sup> </p>       <p>Trata-se de     um trabalho de grande pertin&ecirc;ncia cl&iacute;nica, com validade interna reconhecida por     uma revista internacional <i>(British     Medical Journal),</i> com v&aacute;rios pontos fortes e limita&ccedil;&otilde;es que os pr&oacute;prios     autores identificam. Salientam-se como pontos fortes a qualidade metodol&oacute;gica,     o recurso a um sistema de avalia&ccedil;&atilde;o de risco baseado em dados nacionais     (PRECARD) e a interven&ccedil;&atilde;o baseada em teorias comportamentais acreditadas. Como     limita&ccedil;&otilde;es aponta-se o facto de a intensidade da interven&ccedil;&atilde;o se ter baseado     exclusivamente em aconselhamento de medidas de estilo de vida e que podem ter     sido de curta dura&ccedil;&atilde;o. O tempo de <i>follow-up</i> pode tamb&eacute;m ter sido reduzido, assim como a taxa de participa&ccedil;&atilde;o conseguida     (52,4% do grupo intervencionado) pode n&atilde;o permitir a extrapola&ccedil;&atilde;o dos     resultados obtidos para um n&iacute;vel populacional. Os indiv&iacute;duos n&atilde;o respondedores     e os que desistem dos programas s&atilde;o com frequ&ecirc;ncia de classes econ&oacute;micas     inferiores, com um estilo de vida menos saud&aacute;vel e por isso os que mais     beneficiariam deste tipo de interven&ccedil;&otilde;es.<sup>10</sup> </p>       <p>O     consult&oacute;rio do m&eacute;dico de fam&iacute;lia (MF) &eacute; um local privilegiado para interven&ccedil;&otilde;es     sobre estilo de vida, dada a rela&ccedil;&atilde;o de confian&ccedil;a m&eacute;dico-utente, assim como a     longitudinalidade de cuidados. Por outro lado, o MF necessita de fazer o melhor     uso do seu tempo limitado para a consulta. Assim, &eacute; importante pensar sobre as     interven&ccedil;&otilde;es que s&atilde;o realmente suportadas pela evid&ecirc;ncia e nas quais se deve     investir, o que se reflete na tend&ecirc;ncia atual para investiga&ccedil;&atilde;o nesta &aacute;rea.<sup>11-13</sup> Segundo a USPSTF, em 2012, “a evid&ecirc;ncia de que o benef&iacute;cio para a sa&uacute;de do     aconselhamento comportamental nos CSP, para promover dieta saud&aacute;vel e atividade     f&iacute;sica em indiv&iacute;duos saud&aacute;veis, &eacute; escassa. Os MF devem escolher e seletivamente     aconselhar os seus pacientes, mais do que aplic&aacute;-lo de forma generalizada a     toda a popula&ccedil;&atilde;o”.<sup>14</sup> Na mesma linha, os benef&iacute;cios dos controversos     “exames de rotina”, efetuados de forma indiscriminada, t&ecirc;m-se mostrado menores     e os danos maiores do que o esperado, levando ao sobrediagn&oacute;stico e consequente     sobretratamento, sendo cada vez mais questionada a sua indica&ccedil;&atilde;o.<sup>13</sup> O MF, numa perspetiva de cuidado centrado na pessoa, deve fazer o     aconselhamento e solicitar exames de forma individualizada e selecionada. </p>     ]]></body>
<body><![CDATA[<p>Mais     recentemente, a investiga&ccedil;&atilde;o tem-se voltado para as altera&ccedil;&otilde;es de comportamento     motivadas por pol&iacute;ticas de sa&uacute;de p&uacute;blica e que t&ecirc;m mostrado resultados     promissores na redu&ccedil;&atilde;o da incid&ecirc;ncia de DCI.<sup>15-20</sup> Tamb&eacute;m em Portugal     t&ecirc;m surgido medidas nesse sentido, como a aprova&ccedil;&atilde;o de normas para a prote&ccedil;&atilde;o     dos cidad&atilde;os da exposi&ccedil;&atilde;o involunt&aacute;ria ao fumo do tabaco,<sup>21</sup> para a     determina&ccedil;&atilde;o do limite de adi&ccedil;&atilde;o de sal no p&atilde;o<sup>22</sup> e, mais     recentemente, a possibilidade de agravamento fiscal, em sede de IVA, para     alimentos considerados n&atilde;o saud&aacute;veis (ricos em gorduras, bebidas a&ccedil;ucaradas). O     sucesso a longo prazo passar&aacute; cada vez mais pela agrega&ccedil;&atilde;o de esfor&ccedil;os entre os     v&aacute;rios agentes da comunidade ligados &agrave; &aacute;rea da sa&uacute;de, numa perspetiva     populacional que nunca descure a adequada individualiza&ccedil;&atilde;o dos cuidados. </p>       <p>&nbsp;</p>       <p><b>REFER&Ecirc;NCIAS BIBLIOGR&Aacute;FICAS</b></p>       <!-- ref --><p>1. Ebrahim     S, Smith GD. Systematic review of randomised controlled trials of multiple risk     factor interventions for preventing coronary heart disease.&nbsp;BMJ.     1997;314(7095):1666-74.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000036&pid=S2182-5173201500010001000001&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --> </p>       <!-- ref --><p>2. 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Prev Med.     2008;46(6):579-84.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000040&pid=S2182-5173201500010001000003&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></p>       <!-- ref --><p>4. Toft U,     Pisinger C, Aadahl M, Lau C, Linneberg A, Ladelund S, et al. The impact of a     population-based multi-factorial lifestyle intervention on alcohol intake: the     Inter99 study. Prev Med. 2009;49(2-3):115-21.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000042&pid=S2182-5173201500010001000004&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></p>       <!-- ref --><p>5. von Huth     Smith L, Ladelund S, Borch-Johnsen K, J&oslash;rgensen T. 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Br J Sports Med. 2011;45(3):209-15.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000046&pid=S2182-5173201500010001000006&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></p>       <!-- ref --><p>7. Toft U,     Kristoffersen L, Ladelund S, Ovesen L, Lau C, Borch-Johnsen K, et al. The     impact of a population-based multi-factorial lifestyle intervention on changes     in long-term dietary habits: the Inter99 study. Prev Med. 2008;47(4):378-83.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000048&pid=S2182-5173201500010001000007&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --> </p>       <!-- ref --><p>8. 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Bender AM,     J&oslash;rgensen T, Helbech B, Linneberg A, Pisinger C. Socioeconomic position and     participation in baseline and follow-up visits: the Inter99 study.&nbsp;Eur J     Prev Cardiol. 2012;21(7):899-905.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000054&pid=S2182-5173201500010001000010&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></p>       <!-- ref --><p>11. Nguyen     GT, Cronholm PF. The annual pelvic examination: preventive time not well spent.     Am Fam Physician. 2013;87(1):8-9.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000056&pid=S2182-5173201500010001000011&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --> </p>       <!-- ref --><p>12. Lin K.     Skip the annual pelvic examination? How about the whole checkup. The American     Family Physician Community Blog; 2014 Jul 1. 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<surname><![CDATA[MacGregor]]></surname>
<given-names><![CDATA[GA]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[A comprehensive review on salt and health and current experience of worldwide salt reduction programmes]]></article-title>
<source><![CDATA[J Hum Hypertens]]></source>
<year>2009</year>
<volume>23</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>363-84</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
