<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>1679-4974</journal-id>
<journal-title><![CDATA[Epidemiologia e Serviços de Saúde]]></journal-title>
<abbrev-journal-title><![CDATA[Epidemiol. Serv. Saúde]]></abbrev-journal-title>
<issn>1679-4974</issn>
<publisher>
<publisher-name><![CDATA[Secretaria de Vigilância em Saúde e Ambiente - Ministério da Saúde do Brasil]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1679-49742007000400005</article-id>
<article-id pub-id-type="doi">10.5123/S1679-49742007000400005</article-id>
<title-group>
<article-title xml:lang="pt"><![CDATA[Adesão à terapia anti-retroviral (HIV/aids): fatores associados e medidas da adesão]]></article-title>
<article-title xml:lang="en"><![CDATA[Adherence to antiretroviral therapy (HIV/AIDS): factors associated and adherence strategies]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bonolo]]></surname>
<given-names><![CDATA[Palmira de Fátima]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gomes]]></surname>
<given-names><![CDATA[Raquel Regina de Freitas Magalhães]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Guimarães]]></surname>
<given-names><![CDATA[Mark Drew Crosland]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Prefeitura Municipal de Belo Horizonte Secretaria Municipal de Saúde Divisão de Epidemiologia]]></institution>
<addr-line><![CDATA[Belo Horizonte MG]]></addr-line>
<country>Brasil</country>
</aff>
<aff id="A02">
<institution><![CDATA[,Universidade Federal de Minas Gerais Faculdade de Medicina Departamento de Medicina Preventiva e Social]]></institution>
<addr-line><![CDATA[Belo Horizonte MG]]></addr-line>
<country>Brasil</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2007</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2007</year>
</pub-date>
<volume>16</volume>
<numero>4</numero>
<fpage>267</fpage>
<lpage>278</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.iec.gov.br/scielo.php?script=sci_arttext&amp;pid=S1679-49742007000400005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iec.gov.br/scielo.php?script=sci_abstract&amp;pid=S1679-49742007000400005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iec.gov.br/scielo.php?script=sci_pdf&amp;pid=S1679-49742007000400005&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Há uma tendência mundial de mudanças qualitativas na abordagem clínico-laboratorial do paciente em tratamento para o HIV/aids. A terapia anti-retroviral (TARV) no Brasil, como aconteceu em países industrializados do Hemisfério Norte que adotaram o acesso universal a esse tratamento, trouxe benefícios na sobrevida e redução da morbidade e mortalidade relacionada à doença. O presente artigo teve como objetivo apresentar uma revisão de literatura sobre o tema da adesão à TARV. Encontraram-se 56 artigos com as seguintes variáveis de classificação: fatores sociodemográficos; vulnerabilidade ao HIV; uso dos serviços de saúde; e TARV. A proposição principal extraída dos estudos é a necessidade de monitoramento contínuo dos pacientes. A fase inicial da terapia é crítica e, para criar vínculo com o paciente, é necessário acompanhamento individual, suporte social e informação sobre aids. Os serviços de referências para HIV/aids devem monitorar o início do tratamento no sentido de superar prováveis obstáculos, otimizar as boas experiências e incrementar a adesão aos anti-retrovirais.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[There is a universal tendency for a qualitative change on the clinical-laboratory approach of patients under treatment for HIV/AIDS. The antiretroviral therapy (ARVT) in Brazil, such as succeeded in industrialized countries of Northern Hemisphere which adopted universal access to this treatment, has brought benefits indicated by longer survival time and declines of AIDS-related morbidity and mortality. This article presents a literature review related to adherence to ARVT. Fifty-six articles were found related to the following categorized variables: socio-economic characteristics; vulnerability to HIV; utilization of health services; and ARVT. The main overall conclusion abstracted from the studies is the necessity of a continuum monitoring of patients. The initial treatment is critical and in order to create a bound with patients, it is necessary to focus on individual follow-up, social support and counseling about AIDS. Reference health services on HIV/AIDS have to closely monitor patients right after the beginning of HIV-treatment, in order to avoid potential barriers, to optimize good experiences, and to increment adherence to antiretrovirals.]]></p></abstract>
<kwd-group>
<kwd lng="pt"><![CDATA[HIV]]></kwd>
<kwd lng="pt"><![CDATA[aids]]></kwd>
<kwd lng="pt"><![CDATA[terapia anti-retroviral]]></kwd>
<kwd lng="pt"><![CDATA[adesão]]></kwd>
<kwd lng="pt"><![CDATA[monitoramento]]></kwd>
<kwd lng="pt"><![CDATA[intervenção]]></kwd>
<kwd lng="en"><![CDATA[HIV]]></kwd>
<kwd lng="en"><![CDATA[AIDS]]></kwd>
<kwd lng="en"><![CDATA[antiretroviral therapy]]></kwd>
<kwd lng="en"><![CDATA[adherence]]></kwd>
<kwd lng="en"><![CDATA[monitoring]]></kwd>
<kwd lng="en"><![CDATA[intervention]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p align="right"><font size="2" face="Verdana"><b><a name="topo"></a>ARTIGO ORIGINAL</b></font></p>     <p>&nbsp;</p>     <p><font size="4" face="Verdana"><b>Ades&atilde;o &agrave; terapia anti-retroviral    (HIV/aids): fatores associados e medidas da ades&atilde;o<sup><a href="#nota">*</a></sup></b></font></p>     <p>&nbsp;</p>     <p><font size="3" face="Verdana"><b>Adherence to antiretroviral therapy (HIV/AIDS):    factors associated and adherence strategies</b></font></p>     <p>&nbsp;</p>     <p>&nbsp;</p>     <p><font size="2" face="Verdana"><b>Palmira de F&aacute;tima Bonolo<sup>I</sup>; Raquel Regina    de Freitas Magalh&atilde;es Gomes<sup>I</sup>; Mark Drew Crosland Guimar&atilde;es<sup>II</sup></b></font></p>     <p><font size="2" face="Verdana"><sup>I</sup>Divis&atilde;o de Epidemiologia, Secretaria Municipal    de Sa&uacute;de, Prefeitura Municipal de Belo Horizonte-MG, Brasil Departamento    de Medicina Preventiva e Social, Faculdade de Medicina, Universidade Federal    de Minas Gerais, Belo Horizonte-MG, Brasil    <br>   </font><font size="2" face="Verdana"><sup>II</sup>Departamento de Medicina Preventiva e Social,    Faculdade de Medicina, Universidade Federal de Minas Gerais, Belo Horizonte-MG,    Brasil</font></p>     ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana"><a href="#endereco">Endere&ccedil;o para correspond&ecirc;ncia</a></font></p>     <p>&nbsp;</p>     <p>&nbsp;</p> <hr size="1" noshade>     <p><font size="2" face="Verdana"><b>RESUMO</b></font></p>     <p><font size="2" face="Verdana">H&aacute; uma tend&ecirc;ncia mundial de mudan&ccedil;as    qualitativas na abordagem cl&iacute;nico-laboratorial do paciente em tratamento    para o HIV/aids. A terapia anti-retroviral (TARV) no Brasil, como aconteceu    em pa&iacute;ses industrializados do Hemisf&eacute;rio Norte que adotaram o    acesso universal a esse tratamento, trouxe benef&iacute;cios na sobrevida e    redu&ccedil;&atilde;o da morbidade e mortalidade relacionada &agrave; doen&ccedil;a.    O presente artigo teve como objetivo apresentar uma revis&atilde;o de literatura    sobre o tema da ades&atilde;o &agrave; TARV. Encontraram-se 56 artigos com as    seguintes vari&aacute;veis de classifica&ccedil;&atilde;o: fatores sociodemogr&aacute;ficos;    vulnerabilidade ao HIV; uso dos servi&ccedil;os de sa&uacute;de; e TARV. A proposi&ccedil;&atilde;o    principal extra&iacute;da dos estudos &eacute; a necessidade de monitoramento    cont&iacute;nuo dos pacientes. A fase inicial da terapia &eacute; cr&iacute;tica    e, para criar v&iacute;nculo com o paciente, &eacute; necess&aacute;rio acompanhamento    individual, suporte social e informa&ccedil;&atilde;o sobre aids. Os servi&ccedil;os    de refer&ecirc;ncias para HIV/aids devem monitorar o in&iacute;cio do tratamento    no sentido de superar prov&aacute;veis obst&aacute;culos, otimizar as boas experi&ecirc;ncias    e incrementar a ades&atilde;o aos anti-retrovirais.</font></p>     <p><font size="2" face="Verdana"><b>Palavras-chave:</b> HIV; aids; terapia anti-retroviral;    ades&atilde;o; monitoramento; interven&ccedil;&atilde;o.</font></p> <hr size="1" noshade>     <p><font size="2" face="Verdana"><b>SUMMARY</b></font></p>     <p><font size="2" face="Verdana">There is a universal tendency for a qualitative    change on the clinical-laboratory approach of patients under treatment for HIV/AIDS.    The antiretroviral therapy (ARVT) in Brazil, such as succeeded in industrialized    countries of Northern Hemisphere which adopted universal access to this treatment,    has brought benefits indicated by longer survival time and declines of AIDS-related    morbidity and mortality. This article presents a literature review related to    adherence to ARVT. Fifty-six articles were found related to the following categorized    variables: socio-economic characteristics; vulnerability to HIV; utilization    of health services; and ARVT. The main overall conclusion abstracted from the    studies is the necessity of a continuum monitoring of patients. The initial    treatment is critical and in order to create a bound with patients, it is necessary    to focus on individual follow-up, social support and counseling about AIDS.    Reference health services on HIV/AIDS have to closely monitor patients right    after the beginning of HIV-treatment, in order to avoid potential barriers,    to optimize good experiences, and to increment adherence to antiretrovirals.</font></p>     <p><font size="2" face="Verdana"><b>Key words:</b> HIV; AIDS; antiretroviral therapy;    adherence; monitoring; intervention.</font></p> <hr size="1" noshade>     <p>&nbsp;</p>     ]]></body>
<body><![CDATA[<p>&nbsp;</p>     <p><font size="3" face="Verdana"><b>Introdu&ccedil;&atilde;o</b></font></p>     <p><font size="2" face="Verdana">Na observa&ccedil;&atilde;o dos avan&ccedil;os    alcan&ccedil;ados no conhecimento da infec&ccedil;&atilde;o pelo HIV, destaca-se    a evolu&ccedil;&atilde;o ocorrida no tratamento anti-retroviral. Este tratamento,    cuja hist&oacute;ria teve in&iacute;cio no uso de monoterapia com Zidovudina    (AZT), de 1994 a 1996, consolidou-se com a terapia dupla como padr&atilde;o    terap&ecirc;utico e, a partir de 1996, com a terapia tr&iacute;plice, de introdu&ccedil;&atilde;o    dos inibidores da protease.<sup>1</sup> Os novos regimes terap&ecirc;uticos t&ecirc;m demonstrado    a capacidade de diminuir ou mesmo de tornar indetect&aacute;vel a carga viral    do HIV e reduzir a morbidade e mortalidade relacionada &agrave; aids.<sup>2-5</sup> O Brasil    segue a tend&ecirc;ncia, observada em outros pa&iacute;ses que promovem o acesso    universal ao tratamento, de mudan&ccedil;as na qualidade de vida da pessoa que    vive com o HIV. Juntamente com o tratamento, constitui-se uma rede de laborat&oacute;rios,    uma efetiva mobiliza&ccedil;&atilde;o da sociedade civil e estrat&eacute;gias    de preven&ccedil;&atilde;o voltadas a popula&ccedil;&otilde;es vulner&aacute;veis.</font></p>     <p><font size="2" face="Verdana">Apesar dos medicamentos promissores, com excelentes    resultados cl&iacute;nicos, pesquisadores, profissionais de sa&uacute;de, representantes    de governo e de organiza&ccedil;&otilde;es n&atilde;o governamentais reunidos    na XI Confer&ecirc;ncia Internacional de Aids, realizada em Vancouver, Canad&aacute;,    entre os dias 7 e 12 de julho de 1996, j&aacute; tinham como consenso que esses    benef&iacute;cios s&oacute; seriam alcan&ccedil;ados pela ades&atilde;o ao tratamento.    A n&atilde;o-ades&atilde;o, portanto, era um desafio e uma amea&ccedil;a para    a sa&uacute;de individual como para a Sa&uacute;de P&uacute;blica.<sup>6</sup></font></p>     <p><font size="2" face="Verdana">Na perspectiva do paciente, a ades&atilde;o reduz    o risco de falha virol&oacute;gica,<sup>7,8</sup> aumenta a sobrevida, reduz o risco de    progress&atilde;o para aids e o desenvolvimento de cepas virais resistentes,    al&eacute;m de melhorar a qualidade de vida.<sup>9</sup> Perno e colaboradores<sup>10</sup> discutem    que uma ades&atilde;o em n&iacute;veis &oacute;timos leva a uma replica&ccedil;&atilde;o    m&iacute;nima de v&iacute;rus e a uma rara muta&ccedil;&atilde;o espont&acirc;nea.    Adicionalmente, esses autores ressaltam que a cadeia de eventos de muta&ccedil;&atilde;o    do HIV refor&ccedil;a a necessidade de ades&atilde;o rigorosa para prevenir    falha terap&ecirc;utica e preservar op&ccedil;&otilde;es futuras de novos regimes    terap&ecirc;uticos. Chesney e colaboradores<sup>11</sup> real&ccedil;am que, embora a aten&ccedil;&atilde;o    seja mais voltada aos benef&iacute;cios da terapia anti-retroviral (TARV), a    emerg&ecirc;ncia de cepas resistentes constitui um problema para o paciente    e para a Sa&uacute;de P&uacute;blica, haja vista que essas cepas podem ser transmitidas    para outras pessoas, limitando alternativas de tratamento.</font></p>     <p><font size="2" face="Verdana">Ainda na perspectiva da Sa&uacute;de P&uacute;blica,    a ades&atilde;o &eacute; potencialmente capaz de reduzir o risco da transmiss&atilde;o    do HIV e de resist&ecirc;ncia aos medicamentos anti-retrovirais. A transmiss&atilde;o    de cepas virais resistentes um problema em expans&atilde;o, fortemente relacionado    com a n&atilde;o-ades&atilde;o ao tratamento. Os determinantes da ades&atilde;o    podem ser agrupados em categorias, que incluem: o paciente; o profissional de    sa&uacute;de; a rela&ccedil;&atilde;o profissional-paciente; a doen&ccedil;a;    o servi&ccedil;o de sa&uacute;de; e o regime terap&ecirc;utico.<sup>12</sup></font></p>     <p><font size="2" face="Verdana">Apesar de os limites da ades&atilde;o para a    efetividade do tratamento serem dif&iacute;ceis de estabelecer, estudos apontam    que, devido a uma alta e constante taxa de replica&ccedil;&atilde;o e muta&ccedil;&atilde;o    do HIV, pelo menos 95% de ades&atilde;o &eacute; necess&aacute;ria para manter    a carga viral-HIV n&atilde;o detect&aacute;vel.<sup>13-15</sup> Raffa e colaboradores concluem    que existe um ponto de corte intermedi&aacute;rio &#8211; 80-90% &#8211; de    ades&atilde;o, no qual os pacientes desenvolvem muta&ccedil;&otilde;es com taxas    maiores do que quando est&atilde;o acima ou abaixo desse limite.<sup>16</sup></font></p>     <p><font size="2" face="Verdana">Entre as dificuldades da ades&atilde;o &agrave;    TARV, destacam-se as inerentes ao tratamento, &agrave; complexidade da vida    das pessoas portadoras do HIV, aos contextos socioecon&ocirc;micos desfavor&aacute;veis,    ao limitado acesso &agrave; terapia pelas popula&ccedil;&otilde;es marginalizadas    e &agrave; falta de interven&ccedil;&otilde;es eficazes para ajudar os pacientes    a alcan&ccedil;ar e manter n&iacute;veis adequados de ades&atilde;o.<sup>6</sup> Em 1999,    Friedland e Williams<sup>13</sup> acrescentaram que diferen&ccedil;as fisiol&oacute;gicas    entre os pacientes podem alterar os n&iacute;veis plasm&aacute;ticos dos anti-retrovirais,    resultando na varia&ccedil;&atilde;o da efic&aacute;cia dos diferentes esquemas    terap&ecirc;uticos. Esses autores destacam o sucesso na ades&atilde;o como responsabilidade    dos profissionais de sa&uacute;de e dos pacientes; e que os servi&ccedil;os    de sa&uacute;de s&atilde;o locais privilegiados para interven&ccedil;&otilde;es.</font></p>     <p><font size="2" face="Verdana">O presente trabalho, primeiramente, objetivou    explorar o tema da ades&atilde;o &agrave; terapia anti-retroviral pela revis&atilde;o    de artigos publicados, buscando citar resultados de trabalhos que discutiram    quest&otilde;es essenciais: pontos de corte para medir a ades&atilde;o; m&eacute;todos    unificados ou combinados de medida da ades&atilde;o; e barreiras que impedem    a ades&atilde;o perfeita. Secundariamente, a pesquisa procurou identificar poss&iacute;veis    diferen&ccedil;as pautadas nos fatores associados a n&atilde;o-ades&atilde;o    entre indiv&iacute;duos em in&iacute;cio de terapia e entre aqueles sob tratamento    de m&eacute;dio e longo prazo.</font></p>     <p>&nbsp;</p>     ]]></body>
<body><![CDATA[<p><font size="3" face="Verdana"><b>Metodologia</b></font></p>     <p><font size="2" face="Verdana">As publica&ccedil;&otilde;es foram pesquisadas    na base de dados do Medline &#91;National Library of Medicine, Estados Unidos    da Am&eacute;rica (EUA)&#93;, da Cochrane (The Cochrane Library, Canad&aacute;),    do LILACS (Literatura Latino-americana e do Caribe em Ci&ecirc;ncias da Sa&uacute;de),    da PAHO (Pan-American Health Organization) e do Minist&eacute;rio da Sa&uacute;de    (Secretaria de Vigil&acirc;ncia em Sa&uacute;de, por seu Programa Nacional de    DST e Aids).</font></p>     <p><font size="2" face="Verdana">Em uma primeira etapa, de combina&ccedil;&atilde;o    das palavras-chave &quot;terapia de alta pot&ecirc;ncia' e &quot;ades&atilde;o',    obteve-se um total de 606 artigos. A partir do resultado dessa busca geral inicial,    foram adotados os seguintes crit&eacute;rios de exclus&atilde;o: ser gestante;    menor de 18 anos; popula&ccedil;&atilde;o vulner&aacute;vel espec&iacute;fica    &#8211; por exemplo, usu&aacute;rios de drogas il&iacute;citas &#8211;; estudos    comparativos entre tipos de regimes ARV; paciente com co-morbidades &#8211;    por exemplo, tuberculose, depress&atilde;o &#8211;; e estudos de an&aacute;lise    qualitativa.</font></p>     <p><font size="2" face="Verdana">Observados esses crit&eacute;rios, uma nova sele&ccedil;&atilde;o,    de trabalhos de an&aacute;lise quantitativa, reduziu o conjunto de estudos a    256. Destes, privilegiaram-se estudos de cobertura de diversos pa&iacute;ses    ou contextos, com &ecirc;nfase para aqueles relatados no Brasil. Conclu&iacute;da    essa fase, os artigos resumiram-se a 121. Para a quarta etapa do processo de    sele&ccedil;&atilde;o, as palavras-chaves de busca foram &quot;medidas de ades&atilde;o',    resultando em 52 artigos. Finalmente, &quot;fatores associados com a n&atilde;o-ades&atilde;o'    concluiu a sele&ccedil;&atilde;o de 47 estudos para esta revis&atilde;o.</font></p>     <p><font size="2" face="Verdana">Complementarmente, procedeu-se a uma atualiza&ccedil;&atilde;o    do tema mediante a an&aacute;lise dos resumos apresentados na XVI Confer&ecirc;ncia    Internacional de Aids, realizada em Toronto, Canad&aacute;, nos dias 13 a 18    de agosto de 2006, em que foram selecionados nove resumos a partir do sub-tema    &quot;adherence/compliance'.</font></p>     <p><font size="2" face="Verdana">Extra&iacute;ram-se informa&ccedil;&otilde;es    de locais e contextos, desenho dos estudos, caracter&iacute;sticas da popula&ccedil;&atilde;o,    defini&ccedil;&atilde;o e ponto de corte da ades&atilde;o, m&eacute;todos de    medidas da ades&atilde;o, principais vari&aacute;veis associadas com a n&atilde;o-ades&atilde;o    e interven&ccedil;&otilde;es para incrementar a ades&atilde;o &agrave; terapia    anti-retroviral.</font></p>     <p>&nbsp;</p>     <p><font size="3" face="Verdana"><b>Resultados</b></font></p>     <p><font size="2" face="Verdana"><b>Caracter&iacute;sticas gerais dos artigos    e resumos</b></font></p>     <p><font size="2" face="Verdana">Para uma vis&atilde;o geral dos estudos avaliados,    elaborou- se uma s&iacute;ntese dos artigos segundo t&iacute;tulo, autores,    local onde se desenvolveu a pesquisa, peri&oacute;dico de publica&ccedil;&atilde;o    e respectivo ano, conforme mostra a <a href="#fig1">Figura 1</a>, ao final deste    relat&oacute;rio.</font></p>     ]]></body>
<body><![CDATA[<p><a name="fig1"></a></p>     <p>&nbsp;</p>     <p align="center"><img src="/img/revistas/ess/v16n4/4a05f1.gif"></p>     <p>&nbsp;</p>     <p><font size="2" face="Verdana"><b>Local, per&iacute;odo, desenho e amostra</b></font></p>     <p><font size="2" face="Verdana">Como est&aacute; demonstrado na <a href="#tab1">Tabela    1</a>, aproximadamente metade dos estudos realizou-se nos EUA. O Brasil respondeu    por 19,6% desses artigos. A grande maioria (91,1%) dos trabalhos desenvolveu-se    entre os anos 2000 e 2005, 55,5% sobre um a dois servi&ccedil;os de sa&uacute;de.    Grande parte das pesquisas foi realizada em grandes centros urbanos, somente    uma focalizou regi&atilde;o urbana e regi&atilde;o rural (EUA). Com rela&ccedil;&atilde;o    &agrave;s amostras populacionais, a m&eacute;dia foi de 415 participantes. Os    desenhos dos estudos foram principalmente seccionais (56,0%), com expressiva    participa&ccedil;&atilde;o dos prospectivos (38,0%).</font></p>     <p><a name="tab1"></a></p>     <p>&nbsp;</p>     <p align="center"><img src="/img/revistas/ess/v16n4/4a05t1.gif"></p>     <p>&nbsp;</p>     ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana"><b>Sujeitos</b></font></p>     <p><font size="2" face="Verdana">De 56 estudos que mencionaram idade (47 artigos    e nove resumos), 38 especificaram a m&eacute;dia ou mediana et&aacute;ria dos    sujeitos &#8211; m&eacute;dia geral de 38 anos, com limite inferior de 32 e    superior de 49 anos. A grande maioria avaliou pacientes infectados pelo HIV    de ambos os sexos; tr&ecirc;s focalizaram somente homens, e dois, mulheres.</font></p>     <p><font size="2" face="Verdana"><b>Defini&ccedil;&atilde;o da ades&atilde;o</b></font></p>     <p><font size="2" face="Verdana">Em termos gerais, a ades&atilde;o foi quantificada    estabelecendo-se, explicitamente, um ponto de corte que variou de 80,0 a 100,0%.    Em 19 estudos, ela foi estabelecida como 100,0%, e em treze, como 95,0%. Sete    trabalhos definiram a ades&atilde;o categoricamente, como perda de doses, de    hor&aacute;rios, n&atilde;o-seguimento de prescri&ccedil;&otilde;es diet&eacute;ticas,    uso regular ou irregular, intermedi&aacute;ria ou pobre; e tr&ecirc;s estudos    definiram-na pelo registro de dispensa&ccedil;&atilde;o dos anti-retrovirais    na farm&aacute;cia.</font></p>     <p><font size="2" face="Verdana">A grande maioria (78,6%, n=44) estabeleceu um    ponto de corte para a ades&atilde;o e, &agrave; medida que se avan&ccedil;ou    cronologicamente, os limites mais elevados prevaleceram na classifica&ccedil;&atilde;o    de pacientes aderentes. Em rela&ccedil;&atilde;o ao tempo de avalia&ccedil;&atilde;o,    houve varia&ccedil;&atilde;o de um dia a um ano; em dois trabalhos, considerou-se    todo o per&iacute;odo de tratamento. De maneira geral, 20,4% avaliaram a ades&atilde;o    no m&ecirc;s e 20,0% por combina&ccedil;&otilde;es de tempos &#8211; por exemplo,    dias e semana, dias e final de semana, dias, semanas e m&ecirc;s. Os per&iacute;odos    mais longos foram para as avalia&ccedil;&otilde;es do registro da farm&aacute;cia;    e os per&iacute;odos mais curtos (um a tr&ecirc;s dias), para o auto-relato    (entrevista).</font></p>     <p><font size="2" face="Verdana"><b>Medida da ades&atilde;o</b></font></p>     <p><font size="2" face="Verdana">Dos 52 artigos nos quais foi poss&iacute;vel    identificar a medida da ades&atilde;o, os m&eacute;todos utilizados para essa    mensura&ccedil;&atilde;o foram agrupados nas seguintes categorias: a) medidas    subjetivas, baseadas em auto-relato por entrevista (n=32, 61,5%); b) medidas    objetivas, baseadas em contagem de p&iacute;lulas (n=1), registro da dispensa&ccedil;&atilde;o    da farm&aacute;cia (n=4) e dispositivo eletr&ocirc;nico &#91;Medication Event    Monitoring Systems (MEMS)&#93;, colocadas na embalagem dos ARV (n=3); e c) combina&ccedil;&atilde;o    de m&eacute;todos (n=12), ressaltando que a entrevista esteve presente nos 12    estudos, a contagem de p&iacute;lulas em quatro, o registro da farm&aacute;cia    em tr&ecirc;s, o dispositivo eletr&ocirc;nico em seis, o relato de profissionais    de sa&uacute;de em dois, o registro di&aacute;rio da tomada da medica&ccedil;&atilde;o    em dois e o registro m&eacute;dico em um (<a href="#tab1">Tabela 1</a>).</font></p>     <p><font size="2" face="Verdana">Ainda com rela&ccedil;&atilde;o ao uso de medidas    combinadas, sete estudos adotaram duas medidas combinadas, quatro, tr&ecirc;s    medidas, e um estudo, quatro medidas simultaneamente. Em rela&ccedil;&atilde;o    &agrave; aplica&ccedil;&atilde;o de escalas, de maneira geral, foram adotadas    as seguintes: Morisk Medication Adherence Scale (MMAS); Reported Adherence to    Medication (RAM); Patient Adjustment to Medication (PAM); e Visual Analogue    Scale (VAS).<sup>17,18</sup></font></p>     <p><font size="2" face="Verdana">A escala MMAS mede n&atilde;o-ades&atilde;o intencional    e n&atilde;o intencional, ou seja, &eacute; baseada em esquecimento, descuido,    interrup&ccedil;&atilde;o da medica&ccedil;&atilde;o quando o paciente se sente    melhor ou quando se sente pior. &Eacute; pontuada com o valor de 1 ponto para    cada n&atilde;o, variando de zero (n&atilde;o aderente) a 4 (aderente). A escala    RAM, tamb&eacute;m com quatro itens, mede graus de ades&atilde;o, ou seja, as    vezes em que o paciente se esquece de tomar ou altera doses da medica&ccedil;&atilde;o    e como percebe o pr&oacute;prio esquecimento ou altera&ccedil;&atilde;o. Nessa    escala, os itens valem 5 pontos, os valores oscilam entre 4 (muito aderente)    at&eacute; 20 (n&atilde;o aderente).</font></p>     <p><font size="2" face="Verdana">A escala PAM mede a ades&atilde;o em rela&ccedil;&atilde;o    &agrave; orienta&ccedil;&atilde;o, isto &eacute;, como o paciente segue as orienta&ccedil;&otilde;es    dadas pelos profissionais de sa&uacute;de em rela&ccedil;&atilde;o &agrave;    dose, hor&aacute;rio e freq&uuml;&ecirc;ncia de sua medica&ccedil;&atilde;o.    S&atilde;o tr&ecirc;s itens, avaliados com 4 pontos, variando de 3 (sempre segue    as orienta&ccedil;&otilde;es &#8211; aderente) a 12 (nunca segue as orienta&ccedil;&otilde;es    &#8211; n&atilde;o aderente). Quanto &agrave; escala VAS, sua concep&ccedil;&atilde;o    baseia-se em perguntas feitas aos pacientes sobre seus percentuais de ades&atilde;o    usando cart&otilde;es com varia&ccedil;&otilde;es de percentuais.</font></p>     ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana"><b>Caracter&iacute;sticas da n&atilde;o-ades&atilde;o</b></font></p>     <p><font size="2" face="Verdana">Entre os 43 artigos que apresentaram a incid&ecirc;ncia    ou preval&ecirc;ncia da n&atilde;o-ades&atilde;o, a taxa m&eacute;dia foi de    30,4% de n&atilde;o aderentes &#8211; limite m&iacute;nimo de 5,0% e m&aacute;ximo    de 67,0% (<a href="#tab1">Tabela 1</a>). As taxas variaram, principalmente,    segundo o tipo de medida, o desenho do estudo e o ponto de corte da ades&atilde;o.    Em 25 estudos, verificou-se correla&ccedil;&atilde;o da ades&atilde;o com par&acirc;metros    cl&iacute;nicos e/ou laboratoriais: 76,0% deles (19/25) foram associados a valores    virol&oacute;gicos e/ou imunol&oacute;gicos. Al&eacute;m desses, outros autores    avaliaram a evolu&ccedil;&atilde;o cl&iacute;nica, a concentra&ccedil;&atilde;o    plasm&aacute;tica das drogas e o aumento do volume corpuscular do eritr&oacute;cito.<sup>19-25</sup></font></p>     <p><font size="2" face="Verdana"><b>Fatores associados com a n&atilde;o-ades&atilde;o    &agrave; terapia anti-retroviral</b></font></p>     <p><font size="2" face="Verdana">Dos artigos e resumos que avaliaram os fatores    associados com a n&atilde;o-ades&atilde;o &agrave; TARV (<a href="#tab2">Tabela    2</a>), 34 estudos selecionados tratavam de pacientes j&aacute; em uso da TARV<sup>17-18</sup>    a m&eacute;dio ou longo prazo;<sup>26-58</sup> apenas cinco artigos referiam    pacientes em in&iacute;cio da TARV<sup>59-64</sup> (<a href="#tab3">Tabela 3</a>).</font></p>     <p><a name="tab2"></a></p>     <p>&nbsp;</p>     <p align="center"><img src="/img/revistas/ess/v16n4/4a05t2.gif"></p>     <p>&nbsp;</p>     <p><a name="tab3"></a></p>     <p>&nbsp;</p>     ]]></body>
<body><![CDATA[<p align="center"><img src="/img/revistas/ess/v16n4/4a05t3.gif"></p>     <p>&nbsp;</p>     <p><font size="2" face="Verdana">Entre as vari&aacute;veis sociodemogr&aacute;ficas,    os fatores associados independentemente da n&atilde;o-ades&atilde;o foram: idade;    ra&ccedil;a; sexo; escolaridade; renda; e religi&atilde;o. Nos estudos com pacientes    em in&iacute;cio de terapia, esses fatores foram: idade; sexo; baixa condi&ccedil;&atilde;o    socioecon&ocirc;mica; e n&atilde;o ter trabalho.</font></p>     <p><font size="2" face="Verdana">Entre as vari&aacute;veis relacionadas com a    vulnerabilidade ao HIV/aids, destacaram-se como fatores independentemente associados:    estresse psicol&oacute;gico; expectativa de auto-efic&aacute;cia em rela&ccedil;&atilde;o    ao tratamento; utiliza&ccedil;&atilde;o de drogas il&iacute;citas e l&iacute;citas;    depress&atilde;o; disfun&ccedil;&atilde;o neuro-cognitiva; poss&iacute;vel fonte    de infec&ccedil;&atilde;o pelo HIV; e n&atilde;o-adapta&ccedil;&atilde;o da    terapia na rotina de vida di&aacute;ria. Para pacientes em in&iacute;cio de    terapia anti-retroviral, as vari&aacute;veis foram: instabilidade de vari&aacute;veis    de risco; aumento da depress&atilde;o p&oacute;s-terapia anti-retroviral; falta    de apoio familiar ou social; e uso de bebida alco&oacute;lica. Entende-se por    'instabilidade de vari&aacute;veis de risco' a dos pacientes que    mantiveram relativamente alto o uso de tabaco, &aacute;lcool e drogas il&iacute;citas    e at&eacute; mesmo incrementaram seu consumo, ap&oacute;s o in&iacute;cio da    TARV. A prov&aacute;vel fonte de transmiss&atilde;o do HIV foi o fator mais    citado como n&atilde;o associado a n&atilde;o-ades&atilde;o, inclusive por dois    artigos sobre indiv&iacute;duos em in&iacute;cio do tratamento anti-retroviral.</font></p>     <p><font size="2" face="Verdana">Quanto ao acesso aos servi&ccedil;os de sa&uacute;de,    n&atilde;o ser aderente &agrave;s consultas de acompanhamento foi associado    com n&atilde;o-ades&atilde;o &agrave; TARV em todos os artigos pesquisados nesta    revis&atilde;o de literatura, seja na an&aacute;lise univariada, seja na multivariada.    Ter contato com mais de um servi&ccedil;o de sa&uacute;de foi encontrado como    associado &#8211; negativamente &#8211; a n&atilde;o-ades&atilde;o em dois estudos    que avaliaram pacientes em in&iacute;cio de tratamento. Portanto, ter acesso    aos servi&ccedil;os de sa&uacute;de foi um fator facilitador da ades&atilde;o    &agrave; terapia anti-retroviral.</font></p>     <p><font size="2" face="Verdana">A import&acirc;ncia da qualidade da aten&ccedil;&atilde;o    ao paciente para a ades&atilde;o terap&ecirc;utica fica evidente tamb&eacute;m    no estudo de Nemes e colaboradores. Entre os fatores preditivos da n&atilde;o-ades&atilde;o    ligados aos servi&ccedil;os de sa&uacute;de, os autores encontraram: ser um    servi&ccedil;o com at&eacute; 100 pacientes; e falta de regularidade &agrave;s    consultas de acompanhamento. Esses resultados demonstram os benef&iacute;cios    que podem advir do acesso a uma equipe multidisciplinar e a servi&ccedil;os    de refer&ecirc;ncia para o HIV/aids, para o incremento e manuten&ccedil;&atilde;o    de n&iacute;veis &oacute;timos de ades&atilde;o.<sup>49</sup></font></p>     <p><font size="2" face="Verdana">As vari&aacute;veis relacionadas com o acompanhamento    cl&iacute;nico e laboratorial foram as mais citadas como fatores independentemente    associados. Nos pacientes em in&iacute;cio de TARV, destacaram-se: percep&ccedil;&atilde;o    ou presen&ccedil;a de efeitos colaterais e percep&ccedil;&atilde;o da severidade    dos sintomas; utiliza&ccedil;&atilde;o de mais de 12 p&iacute;lulas de ARV ao    dia; compreens&atilde;o inadequada do tratamento; contagem de c&eacute;lulas    T-CD4+ (linf&oacute;citos T que apresentam mol&eacute;culas CD4 em sua superf&iacute;cie);    d&uacute;vidas quanto &agrave; efetividade da TARV; relato pr&eacute;vio de    n&atilde;o-ades&atilde;o; e maior tempo entre o resultado de sorologia positiva    para o HIV e a primeira prescri&ccedil;&atilde;o de ARV.</font></p>     <p><font size="2" face="Verdana"><b>Interven&ccedil;&otilde;es propostas pelos    autores</b></font></p>     <p><font size="2" face="Verdana">Os trabalhos apontam que as estrat&eacute;gias    desenvolvidas para incrementar a ades&atilde;o devem considerar as prec&aacute;rias    condi&ccedil;&otilde;es socioecon&ocirc;micas da popula&ccedil;&atilde;o, inclusive    a possibilidade de redu&ccedil;&atilde;o nos pre&ccedil;os dos anti-retrovirais    em pa&iacute;ses de recursos econ&ocirc;micos escassos e/ou maiores garantias    de acesso aos medicamentos gen&eacute;ricos.</font></p>     <p><font size="2" face="Verdana">O conhecimento das dimens&otilde;es da vulnerabilidade    &#8211; individual, social e program&aacute;tica &#8211; estabelece um espa&ccedil;o    de interven&ccedil;&atilde;o para o incremento da ades&atilde;o. Os profissionais    de sa&uacute;de devem possibilitar aos pacientes o acesso a um cuidado integral,    um canal aberto n&atilde;o somente para a abordagem de quest&otilde;es relacionadas    ao tratamento como tamb&eacute;m de apoio &agrave;queles com baixa expectativa    para ades&atilde;o. Interven&ccedil;&otilde;es psicoeducativas devem ser cont&iacute;nuas,    ao longo do tratamento, com o objetivo de contribuir para a melhoria do bem-estar    social e emocional dos indiv&iacute;duos, com reflexo no incremento da expectativa    de auto-efic&aacute;cia do paciente ao seguir a prescri&ccedil;&atilde;o anti-retroviral.<sup>65,66</sup></font></p>     ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana">Em rela&ccedil;&atilde;o ao tratamento anti-retroviral,    os autores chamam a aten&ccedil;&atilde;o para a necessidade de orienta&ccedil;&atilde;o    minuciosa do paciente sobre o processo da terapia, para seu maior conhecimento    da doen&ccedil;a e melhor compreens&atilde;o do tratamento. Os servi&ccedil;os    de sa&uacute;de s&atilde;o vistos como espa&ccedil;os estrat&eacute;gicos de    informa&ccedil;&atilde;o e execu&ccedil;&atilde;o de interven&ccedil;&otilde;es    no campo da ades&atilde;o, entre as quais se inclui a disponibilidade de informa&ccedil;&atilde;o    sobre a import&acirc;ncia da ades&atilde;o e a adequa&ccedil;&atilde;o do tratamento    &agrave; rotina de vida do paciente, al&eacute;m de atendimento cl&iacute;nico    para a toxicidade do tratamento e para o manejo de depend&ecirc;ncia qu&iacute;mica.</font></p>     <p><font size="2" face="Verdana">Os profissionais de sa&uacute;de, articulados    em equipes multidisciplinares, devem ter em mente que, para alcan&ccedil;ar    um tratamento com efetividade, deve-se buscar uma alian&ccedil;a com o paciente.    Nesse processo de co-responsabiliza&ccedil;&atilde;o, existe, ainda, uma rede    familiar e social que, direta ou indiretamente, contribuir&aacute; para o sucesso    ou poss&iacute;vel falha no tratamento. Tamb&eacute;m &eacute; importante reconhecer    que a ades&atilde;o &eacute; um ato de car&aacute;ter din&acirc;mico, a ser    constantemente estimulado.<sup>1,5,6,11</sup></font></p>     <p><font size="2" face="Verdana">A respeito dos regimes, todos os estudos evidenciam    a necessidade de investir em prescri&ccedil;&otilde;es simplificadas, de dosagens    f&aacute;ceis de serem lembradas e com menores efeitos colaterais poss&iacute;veis.    E n&atilde;o deixar faltar medica&ccedil;&atilde;o, certamente. Antes de iniciar    a medica&ccedil;&atilde;o ARV, recomenda-se tratamento de apoio a usu&aacute;rios    de bebida alco&oacute;lica e/ou drogas il&iacute;citas.</font></p>     <p><font size="2" face="Verdana">Em resumo, os estudos apontam para a necessidade    do monitoramento constante dos pacientes, com o prop&oacute;sito de evitar a    presen&ccedil;a ou at&eacute; mesmo a instabilidade dos fatores de risco para    n&atilde;o-ades&atilde;o. O foco das interven&ccedil;&otilde;es deve considerar    as poss&iacute;veis barreiras psicossociais e n&atilde;o apenas os fatores ligados    ao paciente ou ao tratamento. A fase inicial do acompanhamento cl&iacute;nico    pelo HIV &eacute; cr&iacute;tica e, para criar v&iacute;nculo com o paciente,    &eacute; preciso considerar um monitoramento individual, suporte social e esfor&ccedil;os    de orienta&ccedil;&atilde;o sobre aids.</font></p>     <p>&nbsp;</p>     <p><font size="3" face="Verdana"><b>Discuss&atilde;o</b></font></p>     <p><font size="2" face="Verdana">&Agrave; medida que a revis&atilde;o avan&ccedil;ou    por ordem cronol&oacute;gica, observou-se maior rigor na avalia&ccedil;&atilde;o    da ades&atilde;o pela literatura: passou-se a adotar, cada vez mais, o crit&eacute;rio    de uso de pelo menos 95% das doses prescritas de ARV nos &uacute;ltimos tr&ecirc;s    dias; e uma preocupa&ccedil;&atilde;o em se aplicar mais de um m&eacute;todo    para a medida, com o objetivo de validar a informa&ccedil;&atilde;o de ades&atilde;o    &agrave; terapia anti-retroviral. A revis&atilde;o de literatura indicou que    a n&atilde;o-ades&atilde;o ocorre universalmente. A revis&atilde;o de literatura    indicou que a n&atilde;o-ades&atilde;o ocorre universalmente e suas taxas s&atilde;o    compar&aacute;veis entre os pa&iacute;ses desenvolvidos e em desenvolvimento.    De acordo com alguns estudos apresentados, as preval&ecirc;ncias variaram entre    19,0, 25,0, 26,0, 31,0 e 36,9%, segundo a defini&ccedil;&atilde;o de tomada    de anti-retrovirais prescritos, de 90, 95 e 100%.<sup>25,30,31,49,59,60</sup> &Eacute;    importante salientar que as taxas de n&atilde;o-ades&atilde;o variam com o percentual    de ades&atilde;o estabelecido, a defini&ccedil;&atilde;o da medida da ades&atilde;o    aplicada (auto-relato por entrevista; registro di&aacute;rio; contagem de p&iacute;lulas;    registro de prontu&aacute;rio; dispensa&ccedil;&atilde;o da farm&aacute;cia;    dispositivo eletr&ocirc;nico; ou combina&ccedil;&atilde;o de m&eacute;todos)    e o desenho do estudo.</font></p>     <p><font size="2" face="Verdana">Sobre o momento estabelecido para mensurar a    ades&atilde;o, houve uma preocupa&ccedil;&atilde;o em se mesclar diferentes    per&iacute;odos, considerando, por exemplo, o dia anterior &agrave; visita e    o final de semana. Essa quest&atilde;o &eacute; importante para se evitar o    vi&eacute;s de mem&oacute;ria e porque a ades&atilde;o &eacute; um processo    din&acirc;mico. Al&eacute;m disso, na literatura internacional, observou-se    a busca por uma escala que melhor retratasse a ades&atilde;o e as raz&otilde;es    da n&atilde;o-ades&atilde;o. Tamb&eacute;m se constatou a aplica&ccedil;&atilde;o    de cinco tipos diferentes de escalas e esfor&ccedil;os pela confronta&ccedil;&atilde;o    de resultados, com o objetivo de padronizar a coleta de informa&ccedil;&atilde;o    e obter dados fidedignos, para fins de compara&ccedil;&atilde;o de pacientes    em diferentes sociedades e culturas.</font></p>     <p><font size="2" face="Verdana">Apesar dos avan&ccedil;os, ainda houve uma predomin&acirc;ncia    de medidas com tend&ecirc;ncia mais subjetivas e &uacute;nicas, principalmente    o auto-relato (55,0%). O dispositivo eletr&ocirc;nico &#8211; MEMS &#8211; n&atilde;o    teve seu uso disseminado; inclusive, n&atilde;o h&aacute; registro de sua utiliza&ccedil;&atilde;o    nos trabalhos publicados no Brasil. Isso pode ser explicado, em parte, por seu    custo elevado, n&atilde;o permitindo seu uso generalizado, tampouco em todos    os anti-retrovirais do esquema terap&ecirc;utico. Essa lacuna deixada por um    m&eacute;todo mais objetivo tem sido parcialmente resolvida com a combina&ccedil;&atilde;o    de m&eacute;todos e/ou busca da correla&ccedil;&atilde;o dos pacientes aderentes    com resultados cl&iacute;nicos e laboratoriais.</font></p>     <p><font size="2" face="Verdana">Em rela&ccedil;&atilde;o aos fatores associados    com a n&atilde;o-ades&atilde;o, verificou-se que s&atilde;o m&uacute;ltiplos,    principalmente: caracter&iacute;sticas sociodemogr&aacute;ficas; fatores psicossociais;    acesso e uso de servi&ccedil;os de sa&uacute;de; tratamento propriamente dito;    percep&ccedil;&atilde;o da doen&ccedil;a; e gravidade da doen&ccedil;a no processo    de ades&atilde;o (apresenta&ccedil;&atilde;o ou n&atilde;o de sintomas da aids    na presen&ccedil;a de altera&ccedil;&otilde;es laboratoriais). Para avaliar    a influ&ecirc;ncia desses fatores entre os pacientes, indica-se um sistema de    monitoramento e avalia&ccedil;&atilde;o cont&iacute;nuo, com o objetivo de promover    a interven&ccedil;&atilde;o oportuna.</font></p>     ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana">Ademais, os trabalhos s&atilde;o conclusivos    sobre as limita&ccedil;&otilde;es relacionadas com a medida da ades&atilde;o,    a popula&ccedil;&atilde;o estudada, o desenho do estudo e a an&aacute;lise dos    fatores associados &agrave; n&atilde;o-ades&atilde;o. Finalmente, entre as estrat&eacute;gias    de interven&ccedil;&atilde;o apontadas por eles, destacam-se os servi&ccedil;os    de sa&uacute;de e a rela&ccedil;&atilde;o estabelecida entre profissionais e    pacientes como um ponto cr&iacute;tico e motivador de incremento e manuten&ccedil;&atilde;o    da ades&atilde;o. Deve-se buscar a participa&ccedil;&atilde;o ativa do paciente    no desenvolvimento de habilidades para lidar com um regime terap&ecirc;utico    complexo e de dif&iacute;cil adapta&ccedil;&atilde;o &agrave; vida de cada sujeito    em tratamento para o HIV ou aids.<sup>67-71</sup></font></p>     <p><font size="2" face="Verdana">Teixeira e colaboradores acreditam, a partir    das experi&ecirc;ncias de grupo de ades&atilde;o ao tratamento anti-retroviral    em S&atilde;o Paulo, ser imprescind&iacute;vel refletir sobre a estrutura&ccedil;&atilde;o    e organiza&ccedil;&atilde;o dos servi&ccedil;os oferecidos aos pacientes/usu&aacute;rios.    Na medida em que o paciente &eacute; atendido em suas d&uacute;vidas e necessidades    e acolhido, cria-se uma rela&ccedil;&atilde;o de confian&ccedil;a e v&iacute;nculo    fundamental para o &ecirc;xito de uma terapia de tal complexidade. A ades&atilde;o    &agrave; TARV deve ser considerada tanto no &acirc;mbito da equipe de sa&uacute;de    quanto dos pacientes, pois, no campo da aids, existe um saber comum e interativo    sobre seu tratamento cujo foco dirige-se &agrave; equipe multiprofissional,    juntamente com os pacientes, os quais desempenham um papel continuamente ativo.    Os autores dos estudos analisados tamb&eacute;m sugerem que haja uma intera&ccedil;&atilde;o    entre servi&ccedil;os de sa&uacute;de, para compartilhar acertos e dificuldades    encontrados nas formas de avaliar e intervir sobre a quest&atilde;o da ades&atilde;o.<sup>72</sup></font></p>     <p><font size="2" face="Verdana">A pol&iacute;tica brasileira, de ampla distribui&ccedil;&atilde;o    de anti-retrovirais e disponibilidade de exames de contagem de c&eacute;lulas    T-CD4+ e do n&iacute;vel de RNA-HIV &#91;Detec&ccedil;&atilde;o do material    gen&eacute;tico (&aacute;cido ribonucl&eacute;ico &#8211; RNA) viral para o    HIV, ou, do n&iacute;vel de carga viral para o HIV&#93; para todos os indiv&iacute;duos    vivendo com HIV/aids coloca-nos um novo desafio para os estudos de resist&ecirc;ncia    medicamentosa, no sentido de avan&ccedil;ar nas pesquisas de ades&atilde;o e    desenvolver estrat&eacute;gias de interven&ccedil;&atilde;o que contemplem nossa    realidade. Ademais, os servi&ccedil;os de refer&ecirc;ncia para o acompanhamento    do HIV/aids, apesar do reconhecimento do seu n&iacute;vel de excel&ecirc;ncia,    t&ecirc;m de trabalhar na perspectiva da eq&uuml;idade, para diminuir as dist&acirc;ncias    entre o alcance da divulga&ccedil;&atilde;o da informa&ccedil;&atilde;o e aqueles    a que se destinam, estabelecendo a qualidade de vida como prioridade na aten&ccedil;&atilde;o    prestada &agrave;s pessoas com HIV/aids pelos servi&ccedil;os p&uacute;blicos    no Brasil.</font></p>     <p><font size="2" face="Verdana">A exist&ecirc;ncia de mais de 600 unidades dispensadoras    de medicamentos anti-retrovirais organizadas pelo Programa Nacional de DST e    Aids<sup>73</sup> configura mais um desafio para a caracteriza&ccedil;&atilde;o da ades&atilde;o    e dos fatores associados &agrave; n&atilde;o-ades&atilde;o. Em termos de praticidade,    deve-se destacar, tamb&eacute;m, a import&acirc;ncia do monitoramento na dispensa&ccedil;&atilde;o    dos ARV, com a identifica&ccedil;&atilde;o dos pacientes com retirada irregular    desses medicamentos na farm&aacute;cia. Dessa avalia&ccedil;&atilde;o podem-se    encarregar todos os servi&ccedil;os de refer&ecirc;ncia para tratamento do HIV/aids    distribu&iacute;dos pelo territ&oacute;rio brasileiro.</font></p>     <p>&nbsp;</p>     <p><font size="3" face="Verdana"><b>Refer&ecirc;ncias bibliogr&aacute;ficas</b></font></p>     <!-- ref --><p><font size="2" face="Verdana">1. Vit&oacute;ria MAA. Conceitos e recomenda&ccedil;&otilde;es    b&aacute;sicas para melhorar a ades&atilde;o ao tratamento anti-retroviral.    Programa Nacional de DST/Aids, Secretaria de Vigil&acirc;ncia em Sa&uacute;de,    Minist&eacute;rio da Sa&uacute;de &#91;monografia na Internet&#93; Bras&iacute;lia:    Minist&eacute;rio da Sa&uacute;de &#91;acesso em janeiro de 2005&#93;. 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<body><![CDATA[<p><font size="2" face="Verdana"><a name="endereco"></a><b><a href="#topo"><img src="/img/revistas/ess/v16n4/seta.gif" border="0"></a>Endere&ccedil;o    para correspond&ecirc;ncia:</b>    <br>   Departamento de Medicina Preventiva e Social,    <br>   Faculdade de Medicina,    <br>   Universidade Federal de Minas Gerais,    <br>   Av. Professor Alfredo Balena, 190, 10<sup>o</sup> Andar,    <br>   Belo Horizonte-MG.    <br>   CEP: 30130-100    <br>   <em>E-mail</em>:<a href="mailto:palmira@medicina.ufmg.br">palmira@medicina.ufmg.br</a></font></p>     <p><font size="2" face="Verdana">Recebido em 13/10/2006    <br>   Aprovado em 13/05/2007</font></p>     ]]></body>
<body><![CDATA[<p>&nbsp;</p>     <p>&nbsp;</p>     <p><font size="2" face="Verdana"><a name="nota"></a><a href="#topo">*</a>Pesquisa    financiada com recursos do projeto de coopera&ccedil;&atilde;o entre o Brasil,    por interm&eacute;dio do Minist&eacute;rio da Sa&uacute;de e seu Programa Nacional    de DST e Aids, e a Organiza&ccedil;&atilde;o das Na&ccedil;&otilde;es Unidas    para a Educa&ccedil;&atilde;o, a Ci&ecirc;ncia e a Cultura &#8211; 914 BRA 3014/521-02.</font></p>      ]]></body><back>
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