<?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>0100-7203</journal-id>
<journal-title><![CDATA[Revista Brasileira de Ginecologia e Obstetrícia]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Bras. Ginecol. Obstet.]]></abbrev-journal-title>
<issn>0100-7203</issn>
<publisher>
<publisher-name><![CDATA[Federação Brasileira das Sociedades de Ginecologia e Obstetrícia]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0100-72032012000700005</article-id>
<article-id pub-id-type="doi">10.1590/S0100-72032012000700005</article-id>
<title-group>
<article-title xml:lang="pt"><![CDATA[Análise de força muscular e composição corporal de mulheres com Síndrome dos Ovários Policísticos]]></article-title>
<article-title xml:lang="en"><![CDATA[Analysis of muscle strength and body composition of women with Polycystic Ovary Syndrome]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Kogure]]></surname>
<given-names><![CDATA[Gislaine Satyko]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Piccki]]></surname>
<given-names><![CDATA[Fabiene Karine]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vieira]]></surname>
<given-names><![CDATA[Carolina Sales]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martins]]></surname>
<given-names><![CDATA[Wellington de Paula]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Reis]]></surname>
<given-names><![CDATA[Rosana Maria dos]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidade de São Paulo Faculdade de Medicina de Ribeirão Preto Departamento de Ginecologia e Obstetrícia]]></institution>
<addr-line><![CDATA[Ribeirão Preto SP]]></addr-line>
<country>Brasil</country>
</aff>
<aff id="A02">
<institution><![CDATA[,Universidade de São Paulo Faculdade de Medicina de Ribeirão Preto Departamento de Ginecologia e Obstetrícia]]></institution>
<addr-line><![CDATA[Ribeirão Preto SP]]></addr-line>
<country>Brasil</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>07</month>
<year>2012</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>07</month>
<year>2012</year>
</pub-date>
<volume>34</volume>
<numero>7</numero>
<fpage>316</fpage>
<lpage>322</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.br/scielo.php?script=sci_arttext&amp;pid=S0100-72032012000700005&amp;lng=en&amp;nrm=iso&amp;tlng=en"></self-uri><self-uri xlink:href="http://www.scielo.br/scielo.php?script=sci_abstract&amp;pid=S0100-72032012000700005&amp;lng=en&amp;nrm=iso&amp;tlng=en"></self-uri><self-uri xlink:href="http://www.scielo.br/scielo.php?script=sci_pdf&amp;pid=S0100-72032012000700005&amp;lng=en&amp;nrm=iso&amp;tlng=en"></self-uri><abstract abstract-type="short" xml:lang="pt"><p><![CDATA[OBJETIVOS: Comparar os parâmetros metabólicos, a composição corporal e a força muscular de mulheres com Síndrome dos Ovários Policísticos (SOP) em relação a mulheres com ciclos menstruais ovulatórios. MÉTODOS: Estudo caso-controle com 27 mulheres com SOP e 28 mulheres controles com ciclos ovulatórios, com idade entre 18 e 37 anos, índice de massa corpórea entre 18 e 39,9 kg/m², que não praticassem atividade física regular. Níveis séricos de testosterona, androstenediona, prolactina, globulina carreadora dos hormônios sexuais (SHBG), insulina e glicemia foram avaliados. Índice de andrógeno livre (FAI) e resistência insulina (por HOMA) foram calculados. As voluntárias submetidas avaliação de composição corporal por dobras cutâneas e absorciometria de raio X de dupla energia (DEXA) e testes de força muscular máxima de 1-RM em três exercícios após procedimento de familiarização e de força isométrica de preensão manual. RESULTADOS: Os níveis de testosterona foram mais elevados no grupo SOP em relação ao CO (68,0±20,2 versus 58,2±12,8 ng/dL; p=0,02), assim como o FAI (282,5±223,8 versus 127,0±77,2; p=0,01), a insulina (8,4±7,0 versus 4,0±2,7 uIU/mL; p=0,01), e o HOMA (2,3±2,3 versus1,0±0,8; p=0,01). O SBHG foi inferior no grupo SOP comparado ao controle (52,5±43,3 versus 65,1±27,4 nmol/L; p=0,04). Não foram observadas diferenças significativas na composição corporal com os métodos propostos entre os grupos. O grupo SOP apresentou maior força muscular no teste de 1-RM nos exercícios supino reto (31,2±4,75 versus 27,8±3,6 kg; p=0,04) e cadeira extensora (27,9±6,2 versus 23,4±4,2 kg; p=0,01), assim como nos testes de força isométrica de preensão manual (5079,6±1035,7 versus 4477,3±69,6 kgf/m²; p=0,04). Ser portadora de SOP foi um preditor independente de aumento de força muscular nos exercícios supino reto (estimativa (E)=2,7) (p=0,04) e cadeira extensora (E=3,5) (p=0,04). Assim como o IMC no exercício de força isométrica de preensão manual do membro dominante (E=72,2) (p<0,01), supino reto (E=0,2) (p=0,02) e rosca direta (E=0,3) (p<0,01). Nenhuma associação foi encontrada entre HOMA-IR e força muscular. CONCLUSÕES: Mulheres com SOP apresentam maior força muscular, sem diferença na composição corporal. A RI não esteve associada ao desempenho da força muscular. Possivelmente, a força muscular pode estar relacionada aos níveis elevados de androgênios nessas mulheres.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[PURPOSE: To compare the metabolic parameters, body composition and muscle strength of women with Polycystic Ovary Syndrome (PCOS) to those of women with ovulatory menstrual cycles. METHODS: A case-control study was conducted on 27 women with PCOS and 28 control women with ovulatory cycles, aged 18 to 27 years with a body mass index of 18 to 39.9 kg/m², who did not practice regular physical activity. Serum testosterone, androstenedione, prolactin, sex hormone-binding globulin (SHBG), insulin and glycemia levels were determined. Free androgen index (FAI) and resistance to insulin (by HOMA) were calculated. The volunteers were submitted to evaluation of body composition based on skin folds and DEXA and to 1-RM maximum muscle strength tests in three exercises after familiarization procedures and handgrip isometric force was determined. RESULTS: Testosterone levels were higher in the PCOS group than in the Control Group (68.07±20.18 versus 58.20±12.82 ng/dL; p=0.02), as also were the FAI (282.51±223.86 versus 127.08±77.19; p=0.01), insulin (8.41±7.06 versus 4.05±2.73 µIU/mL; p=0.01), and HOMA (2.3±2.32 versus 1.06±0.79; p=0.01), and SBHG levels were lower (52.51±43.27 versus 65.45±27.43 nmol/L; p=0.04). No significant differences in body composition were observed between groups using the proposed methods. The PCOS group showed greater muscle strength in the 1-RM test in the bench press (31.2±4.75 versus 27.79±3.63 kg; p=0.02), and leg extension exercises (27.9±6.23 versus 23.47±4.21 kg; p=0.02) as well as handgrip isometric force (5079.61±1035.77 versus 4477.38±69.66 kgf/m², p=0.04). PCOS was an independent predictor of increase muscle strength in bench press exercises (estimate (E)=2.7) (p=0.04) and leg extension (E=3.5) (p=0.04), and BMI in the exercise of isometric handgrip (E=72.2) (p<0.01), bench press (E=0.2) (p=0.02) and arm curl (E=0.3) (p<0.01). No association was found between HOMA-IR and muscle strength. CONCLUSIONS: Women with POS showed greater muscle strength, with no difference in body composition, and IR was not associated with muscle strength performance. Muscle strength may be possibly related to high levels of androgens in these women.]]></p></abstract>
<kwd-group>
<kwd lng="pt"><![CDATA[Síndrome do ovário policístico]]></kwd>
<kwd lng="pt"><![CDATA[Composição corporal]]></kwd>
<kwd lng="pt"><![CDATA[Força muscular]]></kwd>
<kwd lng="pt"><![CDATA[Resistência insulina]]></kwd>
<kwd lng="pt"><![CDATA[Hiperandrogenismo]]></kwd>
<kwd lng="en"><![CDATA[Polycystic ovary syndrome]]></kwd>
<kwd lng="en"><![CDATA[Body composition]]></kwd>
<kwd lng="en"><![CDATA[Muscle strength]]></kwd>
<kwd lng="en"><![CDATA[Insulin reistance]]></kwd>
<kwd lng="en"><![CDATA[Hyperandrogenism]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p align="right"><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><b>ARTIGO    ORIGINAL</b></font></p>     <p>&nbsp;</p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="4"><b><a name="top"></a>An&aacute;lise    de for&ccedil;a muscular e composi&ccedil;&atilde;o corporal de mulheres com    S&iacute;ndrome dos Ov&aacute;rios Polic&iacute;sticos</b></font></p>     <p>&nbsp;</p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="3"><b>Analysis of    muscle strength and body composition of women with Polycystic Ovary Syndrome</b></font></p>     <p>&nbsp;</p>     <p>&nbsp;</p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><b>Gislaine Satyko    Kogure<sup>I</sup>; Fabiene Karine Piccki<sup>I</sup>; Carolina Sales Vieira<sup>II</sup>;    Wellington de Paula Martins<sup>II</sup>; Rosana Maria dos Reis<sup>II</sup></b></font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><sup>I</sup>Programa    de P&oacute;s-Gradua&ccedil;&atilde;o em Biologia da Reprodu&ccedil;&atilde;o    do Departamento de Ginecologia e Obstetr&iacute;cia da Faculdade de Medicina    de Ribeir&atilde;o Preto da Universidade de S&atilde;o Paulo - USP - Ribeir&atilde;o    Preto (SP), Brasil    <br>   <sup>II</sup>Departamento de Ginecologia e Obstetr&iacute;cia da Faculdade de    Medicina de Ribeir&atilde;o Preto da Universidade de S&atilde;o Paulo - USP    - Ribeir&atilde;o Preto (SP), Brasil</font></p>     ]]></body>
<body><![CDATA[<p><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><a href="#back">Correspond&ecirc;ncia</a></font></p>     <p>&nbsp;</p>     <p>&nbsp;</p> <hr size="1" noshade>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><b>RESUMO</b></font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><b>OBJETIVOS:</b>    Comparar os par&acirc;metros metab&oacute;licos, a composi&ccedil;&atilde;o    corporal e a for&ccedil;a muscular de mulheres com S&iacute;ndrome dos Ov&aacute;rios    Polic&iacute;sticos (SOP) em rela&ccedil;&atilde;o a mulheres com ciclos menstruais    ovulat&oacute;rios.    <br>   <b>M&Eacute;TODOS:</b> Estudo caso-controle com 27 mulheres com SOP e 28 mulheres    controles com ciclos ovulat&oacute;rios, com idade entre 18 e 37 anos, &iacute;ndice    de massa corp&oacute;rea entre 18 e 39,9 kg/m<sup>2</sup>, que n&atilde;o praticassem    atividade f&iacute;sica regular. N&iacute;veis s&eacute;ricos de testosterona,    androstenediona, prolactina, globulina carreadora dos horm&ocirc;nios sexuais    (SHBG), insulina e glicemia foram avaliados. &Iacute;ndice de andr&oacute;geno    livre (FAI) e resist&ecirc;ncia insulina (por HOMA) foram calculados. As volunt&aacute;rias    submetidas avalia&ccedil;&atilde;o de composi&ccedil;&atilde;o corporal por    dobras cut&acirc;neas e absorciometria de raio X de dupla energia (DEXA) e testes    de for&ccedil;a muscular m&aacute;xima de 1-RM em tr&ecirc;s exerc&iacute;cios    ap&oacute;s procedimento de familiariza&ccedil;&atilde;o e de for&ccedil;a isom&eacute;trica    de preens&atilde;o manual.    <br>   <b>RESULTADOS:</b> Os n&iacute;veis de testosterona foram mais elevados no grupo    SOP em rela&ccedil;&atilde;o ao CO (68,0&plusmn;20,2 versus 58,2&plusmn;12,8    ng/dL; p=0,02), assim como o FAI (282,5&plusmn;223,8 versus 127,0&plusmn;77,2;    p=0,01), a insulina (8,4&plusmn;7,0 versus 4,0&plusmn;2,7 uIU/mL; p=0,01), e    o HOMA (2,3&plusmn;2,3 versus1,0&plusmn;0,8; p=0,01). O SBHG foi inferior no    grupo SOP comparado ao controle (52,5&plusmn;43,3 versus 65,1&plusmn;27,4 nmol/L;    p=0,04). N&atilde;o foram observadas diferen&ccedil;as significativas na composi&ccedil;&atilde;o    corporal com os m&eacute;todos propostos entre os grupos. O grupo SOP apresentou    maior for&ccedil;a muscular no teste de 1-RM nos exerc&iacute;cios supino reto    (31,2&plusmn;4,75 versus 27,8&plusmn;3,6 kg; p=0,04) e cadeira extensora (27,9&plusmn;6,2    versus 23,4&plusmn;4,2 kg; p=0,01), assim como nos testes de for&ccedil;a isom&eacute;trica    de preens&atilde;o manual (5079,6&plusmn;1035,7 <i>versus</i> 4477,3&plusmn;69,6    kgf/m<sup>2</sup>; p=0,04). Ser portadora de SOP foi um preditor independente    de aumento de for&ccedil;a muscular nos exerc&iacute;cios supino reto (estimativa    (E)=2,7) (p=0,04) e cadeira extensora (E=3,5) (p=0,04). Assim como o IMC no    exerc&iacute;cio de for&ccedil;a isom&eacute;trica de preens&atilde;o manual    do membro dominante (E=72,2) (p&lt;0,01), supino reto (E=0,2) (p=0,02) e rosca    direta (E=0,3) (p&lt;0,01). Nenhuma associa&ccedil;&atilde;o foi encontrada    entre HOMA-IR e for&ccedil;a muscular.    <br>   <b>CONCLUS&Otilde;ES:</b> Mulheres com SOP apresentam maior for&ccedil;a muscular,    sem diferen&ccedil;a na composi&ccedil;&atilde;o corporal. A RI n&atilde;o esteve    associada ao desempenho da for&ccedil;a muscular. Possivelmente, a for&ccedil;a    muscular pode estar relacionada aos n&iacute;veis elevados de androg&ecirc;nios    nessas mulheres.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><b>Palavras-chave:    </b> S&iacute;ndrome do ov&aacute;rio polic&iacute;stico, Composi&ccedil;&atilde;o    corporal, For&ccedil;a muscular, Resist&ecirc;ncia insulina, Hiperandrogenismo</font></p> <hr size="1" noshade>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><b>ABSTRACT</b></font></p>     ]]></body>
<body><![CDATA[<p><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><b>PURPOSE:</b>    To compare the metabolic parameters, body composition and muscle strength of    women with Polycystic Ovary Syndrome (PCOS) to those of women with ovulatory    menstrual cycles.    <br>   <b>METHODS:</b> A case-control study was conducted on 27 women with PCOS and    28 control women with ovulatory cycles, aged 18 to 27 years with a body mass    index of 18 to 39.9 kg/m<sup>2</sup>, who did not practice regular physical    activity. Serum testosterone, androstenedione, prolactin, sex hormone-binding    globulin (SHBG), insulin and glycemia levels were determined. Free androgen    index (FAI) and resistance to insulin (by HOMA) were calculated. The volunteers    were submitted to evaluation of body composition based on skin folds and DEXA    and to 1-RM maximum muscle strength tests in three exercises after familiarization    procedures and handgrip isometric force was determined.    <br>   <b>RESULTS:</b> Testosterone levels were higher in the PCOS group than in the    Control Group (68.07&plusmn;20.18 <i>versus</i> 58.20&plusmn;12.82 ng/dL; p=0.02),    as also were the FAI (282.51&plusmn;223.86 <i>versus</i> 127.08&plusmn;77.19;    p=0.01), insulin (8.41&plusmn;7.06 <i>versus</i> 4.05&plusmn;2.73 </font><font  size="2">&#181;</font><font face="Verdana, Arial, Helvetica, sans-serif" size="2">IU/mL;    p=0.01), and HOMA (2.3&plusmn;2.32 <i>versus</i> 1.06&plusmn;0.79; p=0.01),    and SBHG levels were lower (52.51&plusmn;43.27 <i>versus</i> 65.45&plusmn;27.43    nmol/L; p=0.04). No significant differences in body composition were observed    between groups using the proposed methods. The PCOS group showed greater muscle    strength in the 1-RM test in the bench press (31.2&plusmn;4.75 <i>versus</i>    27.79&plusmn;3.63 kg; p=0.02), and leg extension exercises (27.9&plusmn;6.23    <i>versus</i> 23.47&plusmn;4.21 kg; p=0.02) as well as handgrip isometric force    (5079.61&plusmn;1035.77 <i>versus</i> 4477.38&plusmn;69.66 kgf/m<sup>2</sup>,    p=0.04). PCOS was an independent predictor of increase muscle strength in bench    press exercises (estimate (E)=2.7) (p=0.04) and leg extension (E=3.5) (p=0.04),    and BMI in the exercise of isometric handgrip (E=72.2) (p&lt;0.01), bench press    (E=0.2) (p=0.02) and arm curl (E=0.3) (p&lt;0.01). No association was found    between HOMA-IR and muscle strength.    <br>   <b>CONCLUSIONS:</b> Women with POS showed greater muscle strength, with no difference    in body composition, and IR was not associated with muscle strength performance.    Muscle strength may be possibly related to high levels of androgens in these    women.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><b>Keywords:</b>    Polycystic ovary syndrome, Body composition, Muscle strength, Insulin reistance,    Hyperandrogenism</font></p> <hr size="1" noshade>     <p>&nbsp;</p>     <p>&nbsp;</p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="3"><b>Introdu&ccedil;&atilde;o</b></font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">A S&iacute;ndrome    dos Ov&aacute;rios Polic&iacute;sticos (SOP) &eacute; uma condi&ccedil;&atilde;o    cl&iacute;nica heterog&ecirc;nea caracterizada por hirsutismo, irregularidade    menstrual, infertilidade e altera&ccedil;&otilde;es end&oacute;crinas como o    hiperandrogenismo, afetando cerca de 7 a 14% das mulheres em idade reprodutiva<sup>1,2</sup>.    Metade das mulheres portadoras de SOP apresentam resist&ecirc;ncia insul&iacute;nica    (RI) independente do peso e do &iacute;ndice de massa corp&oacute;rea (IMC),    levando a uma predisposi&ccedil;&atilde;o para diabetes tipo 2. Embora recente    metan&aacute;lise tenha mostrado que a SOP seja considerada um fator de risco    para o <i>diabetes mellitus</i> tipo 2, a magnitude desse risco &eacute; ainda    incerta pela falta de uniformidade nos m&eacute;todos de detec&ccedil;&atilde;o    do <i>diabetes mellitus</i> tipo 2 nessas pacientes<sup>3</sup>. A RI e a hiperinsulinemia    interferem diretamente na esteroidog&ecirc;nese ovariana, com aumento da produ&ccedil;&atilde;o    de androg&ecirc;nios contribuindo com o quadro de anovula&ccedil;&atilde;o cr&ocirc;nica<sup>4</sup>.    O hiperandrogenismo prevalente nessas mulheres contribui para a adiposidade    visceral e pode ampliar os fen&oacute;tipos metab&oacute;licos adversos da SOP    atrav&eacute;s do agravamento da deposi&ccedil;&atilde;o de gordura corporal,    predominantemente abdominal, fato que tem sido observado independente da obesidade<sup>5</sup>.    A incid&ecirc;ncia de obesidade tem variado de acordo com a etnia nas portadoras    de SOP, sendo nos EUA de 24% de sobrepeso e 42% de obesidade<sup>6</sup>.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Al&eacute;m da    gordura na regi&atilde;o abdominal, os andr&oacute;genos promovem um intenso    efeito fisiol&oacute;gico na composi&ccedil;&atilde;o corporal (CC), sendo a    testosterona considerada um horm&ocirc;nio fundamental, utilizado como marcador    fisiol&oacute;gico para aferir o estado anab&oacute;lico do corpo e da for&ccedil;a    muscular (FM)<sup>7,8</sup>.</font></p>     ]]></body>
<body><![CDATA[<p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Apesar da influ&ecirc;ncia    dos andr&oacute;genos, a FM tamb&eacute;m &eacute; relacionada a outros elementos    internos e externos. Entre os elementos externos enquadram-se: hora do dia,    m&eacute;todo de treinamento, motiva&ccedil;&atilde;o, nutri&ccedil;&atilde;o,    <i>doping</i>, entre outros fatores. J&aacute; entre os elementos internos destacam-se:    a sec&ccedil;&atilde;o transversa da fibra muscular, o n&uacute;mero de fibras    musculares, a coordena&ccedil;&atilde;o, a velocidade de contra&ccedil;&atilde;o    e o tipo de fibra muscular, al&eacute;m do g&ecirc;nero e a idade<sup>9</sup>.    Estudo da CC em mulheres com SOP mostra que n&atilde;o apenas a distribui&ccedil;&atilde;o    e a quantifica&ccedil;&atilde;o de massa muscular s&atilde;o influenciadas pelo    hiperandrogenismo, mas tamb&eacute;m a quantidade e a distribui&ccedil;&atilde;o    da gordura corporal<sup>10</sup>.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Supondo que o excesso    de androg&ecirc;nios e insulina prevalentes nas mulheres com SOP promovam altera&ccedil;&otilde;es    na CC e na FM, o objetivo deste estudo foi comparar os par&acirc;metros metab&oacute;licos,    a CC e a FM de mulheres com SOP em rela&ccedil;&atilde;o a mulheres com ciclos    menstruais ovulat&oacute;rios.</font></p>     <p>&nbsp;</p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="3"><b>M&eacute;todos</b></font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Foi realizado um    estudo caso-controle no per&iacute;odo de fevereiro de 2010 a julho de 2012,    com volunt&aacute;rias recrutadas nos ambulat&oacute;rios do Setor de Reprodu&ccedil;&atilde;o    Humana do Departamento de Ginecologia e Obstetr&iacute;cia da Faculdade de Medicina    de Ribeir&atilde;o Preto da Universidade de S&atilde;o Paulo (FMRP-USP), nas    Unidades B&aacute;sicas de Sa&uacute;de da cidade, com recrutamento por an&uacute;ncio    p&uacute;blico no maior jornal de circula&ccedil;&atilde;o local, e selecionadas    independentes da ra&ccedil;a, classe social ou paridade. O estudo foi aprovado    pelo Comit&ecirc; de &Eacute;tica e Pesquisa do Hospital das Cl&iacute;nicas    da FMRP-USP e o termo de consentimento livre e esclarecido e um question&aacute;rio    de prontid&atilde;o para a pr&aacute;tica de atividade f&iacute;sica (PAR-Q)<sup>11</sup>    foram obtidos de todas as volunt&aacute;rias antes da inclus&atilde;o na pesquisa.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">A amostra foi constitu&iacute;da    por 55 volunt&aacute;rias divididas em dois grupos: SOP (n=27) e Controle (CO)    (n=28), com faixa et&aacute;ria entre 18 e 37 anos, com IMC entre 18 e 39,9    kg/m<sup>2</sup>, que n&atilde;o praticavam atividade f&iacute;sica regular    e orientada. O grupo SOP teve o diagn&oacute;stico estabelecido com base nos    crit&eacute;rios de Rotterdam<sup>2</sup>, com presen&ccedil;a de pelo menos    dois de tr&ecirc;s fatores: oligo ou anovula&ccedil;&atilde;o, caracterizado    por oligomenorreia ou amenorreia; sinais cl&iacute;nicos de excesso de androg&ecirc;nio    (hirsutismo e/ou presen&ccedil;a de acne) e/ou eleva&ccedil;&atilde;o dos n&iacute;veis    s&eacute;ricos de testosterona; e achados ultrassonogr&aacute;ficos de morfologia    polic&iacute;stica dos ov&aacute;rios (presen&ccedil;a de 12 ou mais fol&iacute;culos    em cada ov&aacute;rio medindo entre 2 e 9 mm de di&acirc;metro e/ou aumento    de volume ovariano &gt;10 mL). O CO foi composto por mulheres sem doen&ccedil;as    conhecidas, com ciclos menstruais com intervalo de 24 a 32&plusmn;3 dias e dura&ccedil;&atilde;o    de 3 a 7 dias.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Os crit&eacute;rios    de exclus&atilde;o para ambos os grupos foram: diagn&oacute;stico pr&eacute;vio    de hiperplasia adrenal cong&ecirc;nita n&atilde;o cl&aacute;ssica, disfun&ccedil;&atilde;o    de tireoide e hiperprolactinemia, presen&ccedil;a de doen&ccedil;a sist&ecirc;mica    que contraindicasse a pr&aacute;tica de atividade f&iacute;sica, utiliza&ccedil;&atilde;o    de medicamentos que pudessem interferir no eixo hipot&aacute;lamo-hip&oacute;fise    ovariano, fumantes, gestantes e n&atilde;o aprovadas no question&aacute;rio    PAR-Q<sup>11</sup>.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Todas as volunt&aacute;rias    foram avaliadas com os seguintes exames anteriores avalia&ccedil;&atilde;o da    for&ccedil;a muscular: ultrassonografia p&eacute;lvica, coleta da amostra de    sangue, exame de absorciometria de raio X de dupla energia (DEXA) e avalia&ccedil;&atilde;o    da CC pelo m&eacute;todo antropom&eacute;trico de dobras cut&acirc;neas (DC).</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><b>Protocolos de    avalia&ccedil;&atilde;o cl&iacute;nica e laboratorial</b></font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Foi realizada dosagem    s&eacute;rica de glicose, insulina, prolactina, testosterona, androstenediona,    globulina carreadora dos horm&ocirc;nios sexuais (SHBG) e lipidograma. Foram    calculados o &iacute;ndice de <i>homeostasis model assessment - insulin resistance</i>    (HOMA-IR) e o &iacute;ndice de androg&ecirc;nios livres (FAI). A glicemia avaliada    pelo m&eacute;todo glicose oxidase; os n&iacute;veis de prolactina pelo m&eacute;todo    de quimioluminesc&ecirc;ncia; testosterona e androstenediona pelo m&eacute;todo    de radioimunoensaio e SHBG pelo m&eacute;todo <i>Enzyme-Linked Immuno Sorbent    Assay</i> (ELISA). O colesterol total (CT), os n&iacute;veis de lipoprote&iacute;na    de alta densidade (HDL) e triglic&eacute;rides (TG) foram dosados pelo m&eacute;todo    enzim&aacute;tico com o uso do aparelho BT 3000 plus (Wiener lab<sup>&#174;</sup>,    Rosario, Argentina). A concentra&ccedil;&atilde;o s&eacute;rica de lipoprote&iacute;na    de baixa densidade (LDL) foi calculada a partir da f&oacute;rmula de Friedewald:    LDL=CT-(HDL+TG/5), uma vez que n&atilde;o havia dosagem de TG superior a 400    mg/dL nas amostras das pacientes inclu&iacute;das<sup>12</sup>. O &iacute;ndice    de androg&ecirc;nio livre (FAI) foi calculado pela f&oacute;rmula: testosterona    total (nmol/L)/ SHBG (nmol/L) x 100. Para a obten&ccedil;&atilde;o da testosterona    total em nmol/L foi multiplicado o valor obtido em ng/dL pelo fator de convers&atilde;o    0,0347<sup>13</sup>. Para o c&aacute;lculo do &iacute;ndice HOMA-IR foi utilizada    a f&oacute;rmula &#91;(glicemia de jejum em mg/dL x 0,05551) x insulina de jejum    em </font><font  size="2">&#956;</font><font face="Verdana, Arial, Helvetica, sans-serif" size="2">U/mL&#93;/22,5.    Foi considerada resist&ecirc;ncia insulina valor de HOMA-IR&gt;2,71 nmol x </font><font  size="2">&#956;</font><font face="Verdana, Arial, Helvetica, sans-serif" size="2">U/L<sup>14</sup>.</font></p>     ]]></body>
<body><![CDATA[<p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">A ultrassonografia    p&eacute;lvica transvaginal foi realizada com o aparelho Voluson 730 Expert    machine (<i>GE Medical Systems</i>, ZIPF, &Aacute;ustria). Foram avaliados o    volume ovariano e o n&uacute;mero/tamanho dos fol&iacute;culos presentes nesses    &oacute;rg&atilde;os. Para o c&aacute;lculo do volume ovariano foi utilizada    a f&oacute;rmula do elipsoide prolato (profundidade x largura x comprimento    x 0,5)<sup>15</sup>.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">A composi&ccedil;&atilde;o    corporal foi avaliada por absorciometria de corpo inteiro usando-se um modelo    de nova gera&ccedil;&atilde;o (<i>Hologic</i> QDR 4500W<sup>&#174;</sup>; <i>Bedford</i>:    MA, USA). Este exame foi realizado procedendo varredura total do corpo do paciente,    por meio da t&eacute;cnica DEXA com exposi&ccedil;&atilde;o a dois diferentes    n&iacute;veis de energia, 70 e 140 kilovolts<sup>16</sup>, e por dobras cut&acirc;neas    (DC) com um compasso da marca Sanny (Adip&ocirc;metro Cient&iacute;fico Sanny    - Campo de medi&ccedil;&atilde;o de 0 a 78 mm). Empregamos a equa&ccedil;&atilde;o    preditiva generalizada de 3 DC de JacKson e Pollock - (suprail&iacute;aca, coxa    e triciptal) para mulheres<sup>17</sup>, e do valor absoluto das dobras (VA-DC)    que corresponde somat&oacute;ria das DC de diferentes partes do corpo: tronco    (subescapular e suprail&iacute;aca), membro superior (triciptal) e membro inferior    (coxa).</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><b>Procedimento    de familiariza&ccedil;&atilde;o e adapta&ccedil;&atilde;o para o teste de uma    repeti&ccedil;&atilde;o m&aacute;xima</b></font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">As volunt&aacute;rias    inexperientes foram submetidas aprendizagem dos exerc&iacute;cios durante duas    semanas ou seis sess&otilde;es de adapta&ccedil;&atilde;o (gestos t&eacute;cnicos,    postura, respira&ccedil;&atilde;o e demais vari&aacute;veis), quando foram orientadas    a realizar tr&ecirc;s s&eacute;ries de dez repeti&ccedil;&otilde;es com repouso    passivo de dois minutos entre as s&eacute;ries. Nas tr&ecirc;s primeiras sess&otilde;es,    os exerc&iacute;cios foram realizados sem sobrecarga, ao passo que nas &uacute;ltimas    tr&ecirc;s sess&otilde;es as volunt&aacute;rias foram encorajadas a realizar    os exerc&iacute;cios com a sobrecarga que acreditaram ser mais conveniente.    Esta metodologia foi utilizada por Raso et al.<sup>18</sup>, em estudo com idosas    experientes e sedent&aacute;rias em exerc&iacute;cio de cadeira extensora ou    at&eacute; o in&iacute;cio de um breve desconforto<sup>19</sup>.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><b>Teste de uma    repeti&ccedil;&atilde;o m&aacute;xima (for&ccedil;a din&acirc;mica m&aacute;xima</b></font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">O teste de uma    repeti&ccedil;&atilde;o m&aacute;xima (1-RM) foi empregado como medida n&atilde;o    invasiva de for&ccedil;a muscular e foi realizado na Sala de Muscula&ccedil;&atilde;o    do Centro de Educa&ccedil;&atilde;o F&iacute;sica, Esportes e Recrea&ccedil;&atilde;o    (CEFER) da USP. Os exerc&iacute;cios determinados para o teste foram: cadeira    extensora para membro inferior, supino reto para tronco e rosca b&iacute;ceps    direta para membro superior. O protocolo do teste foi aplicado ap&oacute;s sess&otilde;es    de familiariza&ccedil;&atilde;o.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">O par&acirc;metro    para estipular a sobrecarga inicial das participantes para a realiza&ccedil;&atilde;o    do teste 1-RM foi baseado na sobrecarga utilizada para realizar as 3 s&eacute;ries    de 10 repeti&ccedil;&otilde;es durante o per&iacute;odo de aprendizagem e adapta&ccedil;&atilde;o.    Foi adotado arbitrariamente o crit&eacute;rio de duplicar a sobrecarga, ou seja,    se a volunt&aacute;ria realizou as 3 s&eacute;ries de 10 repeti&ccedil;&otilde;es    com 30 kg, a sobrecarga inicial para a execu&ccedil;&atilde;o do 1-RM foi de    60 kg<sup>19</sup>.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Foram realizados    exerc&iacute;cios de alongamento para os grupamentos musculares espec&iacute;ficos    e, imediatamente ap&oacute;s, uma s&eacute;rie de oito repeti&ccedil;&otilde;es    no exerc&iacute;cio com a sobrecarga utilizada no processo de adapta&ccedil;&atilde;o    e uma s&eacute;rie de tr&ecirc;s repeti&ccedil;&otilde;es com um aumento de    10% na sobrecarga com um intervalo de um minuto entre elas.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">O teste de cada    exerc&iacute;cio foi iniciado aumentando-se gradativamente a sobrecarga (aumento    nunca superior a 10%) at&eacute; a avaliada conseguir realizar uma repeti&ccedil;&atilde;o    com o m&aacute;ximo de peso poss&iacute;vel. O intervalo de descanso entre cada    tentativa (1-RM) foi de tr&ecirc;s minutos e o n&uacute;mero de tentativas para    determina&ccedil;&atilde;o da carga m&aacute;xima foi de tr&ecirc;s, seguindo    as descri&ccedil;&otilde;es de Matuszak et al.<sup>19</sup>.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><b>Teste de for&ccedil;a    isom&eacute;trica de preens&atilde;o manual</b></font></p>     ]]></body>
<body><![CDATA[<p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">A for&ccedil;a    de preens&atilde;o manual foi obtida com dinam&ocirc;metro de bulbo manual <i>Sammons    Preston</i> - <i>Made in USA</i> (calibrado em libras por polegadas quadradas,    mede entre 10 e 30 psi), respeitando-se o protocolo de Heyward<sup>20</sup>.    As volunt&aacute;rias permaneceram em p&eacute; com os dois bra&ccedil;os estendidos    e antebra&ccedil;o em rota&ccedil;&atilde;o neutra. Durante a preens&atilde;o    manual, o bra&ccedil;o permanecia estendido e im&oacute;vel, havendo somente    a flex&atilde;o das articula&ccedil;&otilde;es interfalangeanas e metacarpofalangeanas.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Foram efetuadas    tr&ecirc;s medidas para cada m&atilde;o de forma alternada com intervalo de    um minuto entre cada medida. Foram computados os maiores valores entre as tr&ecirc;s    medidas realizadas em cada bra&ccedil;o. As medidas foram registradas de forma    alternada entre as m&atilde;os, come&ccedil;ando sempre pelo lado direito. O    per&iacute;odo de recupera&ccedil;&atilde;o entre as medidas foi de aproximadamente    um minuto<sup>20</sup>. Foi utilizado para a an&aacute;lise da for&ccedil;a    isom&eacute;trica de press&atilde;o manual (FI) o valor referente ao membro    dominante.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><b>An&aacute;lise    estat&iacute;stica</b></font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Como nem todas    as vari&aacute;veis apresentavam distribui&ccedil;&atilde;o normal, optou-se    por utilizar o teste de Mann-Whitney para as compara&ccedil;&atilde;o entre    os grupos, que s&atilde;o amostras n&atilde;o pareadas, com os resultados expressos    em m&eacute;dia e desvio padr&atilde;o (DP), e o n&iacute;vel de signific&acirc;ncia    adotado foi de 5%. Al&eacute;m disso, para saber quais vari&aacute;veis estavam    associadas s diversas for&ccedil;as testadas (vari&aacute;veis respostas), foi    feita uma regress&atilde;o linear m&uacute;ltipla com as seguintes vari&aacute;veis    preditoras ou covari&aacute;veis: SOP (vari&aacute;vel qualitativa), IMC, idade    e HOMA (vari&aacute;veis quantitativas). Essas vari&aacute;veis foram analisadas    atrav&eacute;s do <i>software</i> SAS<sup>&#174;</sup> 9.0 (SAS <i>Institute    Inc., North Carolina University</i>, NC, EUA)<sup>21</sup>.</font></p>     <p>&nbsp;</p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="3"><b>Resultados</b></font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Foram exclu&iacute;das    do estudo sete volunt&aacute;rias do grupo SOP e nove do grupo CO, por n&atilde;o    terem aderido ao per&iacute;odo de familiariza&ccedil;&atilde;o dos exerc&iacute;cios    f&iacute;sicos para a realiza&ccedil;&atilde;o da avalia&ccedil;&atilde;o da    for&ccedil;a muscular.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">As volunt&aacute;rias    do grupo SOP (n=20) tinham m&eacute;dia de idade de 27,8&plusmn;5,0 anos e IMC    de 28,7&plusmn;4,4 kg/m<sup>2</sup>, e no grupo CO (n=19), de 27,9&plusmn;5,2    anos e 27,1&plusmn;5,1 kg/m<sup>2</sup>, respectivamente, n&atilde;o havendo    diferen&ccedil;a entre os grupos.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Os n&iacute;veis    de testosterona foram mais elevados no grupo SOP do que no grupo CO (68,0&plusmn;20,2    <i>versus</i> 58,2&plusmn;12,8 ng/dL; p=0,02), assim como o FAI (282,5&plusmn;223,8    <i>versus</i> 127,0&plusmn;77,2; p=0,01). Observamos n&iacute;veis mais elevados    de insulina no grupo SOP (SOP: 8,4&plusmn;7,0 </font><font  size="2">&#181;</font><font face="Verdana, Arial, Helvetica, sans-serif" size="2">IU/mL    <i>versus</i> CO: 4,0&plusmn;2,7 </font><font  size="2">&#181;</font><font face="Verdana, Arial, Helvetica, sans-serif" size="2">IU/mL;    p=0,01) e de HOMA-IR (SOP: 2,3&plusmn;2,3 <i>versus</i> CO: 1,1&plusmn;0,8;    p=0,01) (<a href="#t1">Tabela 1</a>). Os n&iacute;veis de SHBG foram inferiores    no grupo SOP (52,5&plusmn;43,3 nmol/L) em rela&ccedil;&atilde;o ao grupo CO    (65,1&plusmn;27,4 nmol/L) (p=0,04). Os n&iacute;veis de glicemia n&atilde;o    foram diferentes entre os grupos. Os valores de TG foram mais elevados no grupo    SOP (146,2&plusmn;82,8 mg/dL) em rela&ccedil;&atilde;o ao CO (105,5&plusmn;66,9    mg/dL) (p=0,04). O CT, o HDL e o LDL n&atilde;o apresentaram diferen&ccedil;as    entre os grupos estudados.</font></p>     <p><a name="t1"></a></p>     ]]></body>
<body><![CDATA[<p>&nbsp;</p>     <p align="center"><img src="/img/revistas/rbgo/v34n7/05t01.jpg"></p>     <p>&nbsp;</p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Na an&aacute;lise    da CC, o percentil de gordura mostrou-se elevado em ambos os grupos atrav&eacute;s    da an&aacute;lise de DC (SOP: 31,4%&plusmn;7,8 <i>versus</i> CO:29,9%&plusmn;7,7)    e DEXA (SOP: 37,9%&plusmn;4,8 <i>versus</i> CO:36,6%&plusmn;7,2), sem diferen&ccedil;a    entre ambos, assim como as demais vari&aacute;veis na an&aacute;lise da CC (<a href="#t2">Tabela    2</a>).</font></p>     <p><a name="t2"></a></p>     <p>&nbsp;</p>     <p align="center"><img src="/img/revistas/rbgo/v34n7/05t02.jpg"></p>     <p>&nbsp;</p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Quanto aos testes    de FM observou-se que grupo SOP apresentou n&iacute;veis elevados de FDM em    rela&ccedil;&atilde;o ao grupo CO nos exerc&iacute;cios supino reto (31,2&plusmn;4,7    <i>versus</i> 27,8&plusmn;3,6 kg; p=0,04) e cadeira extensora (27,9&plusmn;6,2    <i>versus</i> 23,4&plusmn;4,2 kg; p=0,01). A FI de preens&atilde;o manual do    membro dominante foi tamb&eacute;m mais elevada no grupo SOP (5079,6&plusmn;1035,7    <i>versus</i> 4477,4&plusmn;691,6 kgf/m<sup>2</sup>; p=0,04). No exerc&iacute;cio    rosca direta n&atilde;o foi observada essa diferen&ccedil;a entre os grupos    (SOP: 19&plusmn;3,4 <i>versus</i> CO: 16,8&plusmn;3,5 kg; p=0,05) (<a href="#t3">Tabela    3</a>).</font></p>     <p><a name="t3"></a></p>     ]]></body>
<body><![CDATA[<p>&nbsp;</p>     <p align="center"><img src="/img/revistas/rbgo/v34n7/05t03.jpg"></p>     <p>&nbsp;</p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">A an&aacute;lise    multivariada da for&ccedil;a muscular obtida nos exerc&iacute;cios supino reto,    cadeia extensora, rosca direta e for&ccedil;a isom&eacute;trica de preens&atilde;o    manual do membro dominante mostrou que ser portadora SOP &eacute; um preditor    independente de aumento de for&ccedil;a nos exerc&iacute;cios supino reto (estimativa    (E)=2,7) (p=0,04) e cadeira extensora (E=3,5) (p=0,04). O IMC foi tamb&eacute;m    um preditor independente de FM no teste de FI de preens&atilde;o manual do membro    dominante (E=72,2) (p&lt;0,01), nos exerc&iacute;cios supino reto (E=0,2) (p=0,02)    e rosca direta (E=0,3) (p&lt;0,01). Nenhuma associa&ccedil;&atilde;o foi encontrada    entre HOMA-IR e FM.</font></p>     <p>&nbsp;</p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="3"><b>Discuss&atilde;o</b></font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Neste estudo, as    mulheres com SOP apresentaram n&iacute;veis elevados de testosterona e FAI,    confirmando os dados da literatura<sup>22</sup>, assim como diminui&ccedil;&atilde;o    da sensibilidade insulina, com quadro de RI<sup>23</sup>. Os andr&oacute;genos,    especialmente a testosterona, possuem importantes fun&ccedil;&otilde;es fisiol&oacute;gicas    na composi&ccedil;&atilde;o corporal, influenciando positivamente o aumento    de massa magra, massa &oacute;ssea e for&ccedil;a muscular<sup>7,8</sup> em    mulheres<sup>24</sup>, assim como a insulina, pois os seus efeitos anab&oacute;licos    e os efeitos metab&oacute;licos da resist&ecirc;ncia insulina s&atilde;o parcialmente    dependentes da massa muscular<sup>25</sup>.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Mulheres com SOP    apresentaram n&iacute;veis de FDM mais elevados em rela&ccedil;&atilde;o a mulheres    com ciclos ovulat&oacute;rios, nos exerc&iacute;cios supino reto e extens&atilde;o    das pernas, pelos quais se avaliou, respectivamente, a for&ccedil;a do m&uacute;sculo    peitoral maior para regi&atilde;o do tronco e a for&ccedil;a dos m&uacute;sculos    extensores do joelho para membros inferiores. N&atilde;o encontramos outros    estudos que tenham avaliado a FM das mulheres portadoras de SOP com uso do teste    de for&ccedil;a din&acirc;mica de 1-RM em exerc&iacute;cios. S&atilde;o poucos    os estudos relacionados FM em mulheres com SOP. Observamos entre as mulheres    com SOP n&iacute;veis mais elevados de FI de preens&atilde;o manual do membro    dominante em rela&ccedil;&atilde;o s mulheres controle. Esses dados s&atilde;o    discordantes dos achados de Soyupek et al.<sup>26</sup>, que, usando um dinam&ocirc;metro    Jammar, avaliaram este mesmo grupo muscular em 37 mulheres com SOP e 32 mulheres    saud&aacute;veis, pareadas por idade, e n&atilde;o encontraram diferen&ccedil;a    na for&ccedil;a. A FM dos m&uacute;sculos extensores do joelho da perna dominante    de um grupo de 10 mulheres com SOP e 16 mulheres controles pareadas por idade,    peso e n&iacute;vel de atividade f&iacute;sica, foi avaliada com um dinam&ocirc;metro    isocin&eacute;tico, e n&atilde;o foram encontradas diferen&ccedil;as entre os    grupos, e os autores relataram que essa aus&ecirc;ncia de resultados significativos    se deu possivelmente pela semelhan&ccedil;a do perfil metab&oacute;lico e da    RI entre os grupos analisados<sup>27</sup>.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Na interpreta&ccedil;&atilde;o    dos nossos resultados, apesar de as mulheres com SOP apresentarem n&iacute;veis    mais elevados de insulina e de HOMA-IR, a RI n&atilde;o se apresentou como preditor    independente para o desempenho de FM. Por outro lado, ser portadora de SOP esteve    associado a um maior desempenho de for&ccedil;a nos exerc&iacute;cios para tronco    e membro inferior. Da mesma maneira, o IMC tamb&eacute;m esteve associado aos    exerc&iacute;cios de for&ccedil;a nos membros superiores, tronco e FI de preens&atilde;o    manual. Podemos sugerir que, pelo fato de a SOP ser uma anovula&ccedil;&atilde;o    cr&ocirc;nica hiperandrog&ecirc;nica, o excesso de androg&ecirc;nios possa ser    respons&aacute;vel pelo aumento da FM nessas mulheres.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Uma das limita&ccedil;&otilde;es    de nosso estudo foi n&atilde;o termos analisado os n&iacute;veis de atividade    f&iacute;sica habitual relacionada ao trabalho e ao tempo de lazer. Utilizamos    no processo de sele&ccedil;&atilde;o das volunt&aacute;rias a aus&ecirc;ncia    de atividade f&iacute;sica regular e orientada. Entretanto, os achados de avalia&ccedil;&atilde;o    de FM em mulheres com SOP, pela metodologia utilizada nesta pesquisa s&atilde;o    in&eacute;ditos, uma vez que este tema ainda n&atilde;o foi explorado na literatura,    sendo esta a principal contribui&ccedil;&atilde;o deste estudo.</font></p>     ]]></body>
<body><![CDATA[<p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">N&atilde;o observamos    altera&ccedil;&atilde;o na CC em rela&ccedil;&atilde;o massa de gordura e massa    livre de gordura pelos m&eacute;todos empregados nesta an&aacute;lise. Dados    similares foram encontrados por outros autores ao compararem mulheres h&iacute;gidas    e mulheres com SOP com pesos corporais correlatos, com uso do DEXA, em que a    quantidade de gordura corporal total e do tronco foram similares<sup>28</sup>.    No entanto, quando esta an&aacute;lise foi realizada levando-se em considera&ccedil;&atilde;o    o IMC, observou-se que mulheres com SOP com sobrepeso e peso normal apresentavam    quantidade mais elevadas de gordura na regi&atilde;o abdominal. Outros estudos,    utilizando diversos instrumentos de avalia&ccedil;&atilde;o e amostras, identificaram    que 50 a 60% das mulheres com SOP apresentam elevada preval&ecirc;ncia de obesidade    de car&aacute;ter central<sup>22</sup>, independente do IMC<sup>29</sup>. A    avalia&ccedil;&atilde;o da distribui&ccedil;&atilde;o da gordura corporal, com    o m&eacute;todo de DC, tamb&eacute;m mostrou que mulheres com SOP apresentam    valores maiores de massa de gordura no tronco e bra&ccedil;os, achados esses    atribu&iacute;dos RI e a testosterona livre prevalentes<sup>30</sup>. Em mulheres    com hiperandrogenismo, com e sem SOP, foram encontrados aumento da massa de    gordura e sua distribui&ccedil;&atilde;o, principalmente na regi&atilde;o abdominal,    e aumento na massa livre de gordura, que ocasionou aumento da massa muscular    nas mulheres com SOP, achado este tamb&eacute;m atribu&iacute;do hiperinsulinemia<sup>12,31</sup>.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">A avalia&ccedil;&atilde;o    do hiperandrogenismo e da hiperinsulinemia correlacionada com a CC e FM na SOP    pode ser &uacute;til para ampliarmos os conhecimentos sobre a rela&ccedil;&atilde;o    das caracter&iacute;sticas f&iacute;sicas como resultado das altera&ccedil;&otilde;es    metab&oacute;licas da doen&ccedil;a, podendo auxiliar em respostas futuras quanto    s implica&ccedil;&otilde;es do hiperandrogenismo. Isto vem de encontro com a    metan&aacute;lise conduzida pela Sociedade de Excesso de Androg&ecirc;nios e    SOP, que observou que o manejo no estilo de vida com a pr&aacute;tica de atividade    f&iacute;sica para a perda de peso em pacientes com SOP deveria ser utilizada    como terapia prim&aacute;ria para tratamento de complica&ccedil;&otilde;es metab&oacute;licas<sup>32</sup>.</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Concluiu-se, neste    estudo, que as mulheres com SOP apresentam maior FM, em diferen&ccedil;a na    CC. A RI n&atilde;o esteve associada ao desempenho da FM. Possivelmente, a FM    pode estar relacionada ao hiperandrogenismo nas mulheres com SOP.</font></p>     <p>&nbsp;</p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="3"><b>Refer&ecirc;ncias</b></font></p>     <!-- ref --><p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">1. March WA, Moore    VM, Willson KJ, Phillips DI, Norman RJ, Davies MJ. 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Metabolism. 2012 Mar 17. &#91;Epub ahead of print&#93;    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000148&pid=S0100-7203201200070000500031&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref -->.</font></p>     <!-- ref --><p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">32. Moran LJ, Pasquali    R, Teede HJ, Hoeger KM, Norman RJ. Treatment of obesity in polycystic ovary    syndrome: a position statement of the Androgen Excess and Polycystic Ovary Syndrome    Society. Fertil Steril. 2009;92(6):1966-82.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000150&pid=S0100-7203201200070000500032&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <p>&nbsp;</p>     ]]></body>
<body><![CDATA[<p>&nbsp;</p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><a name="back"></a><a href="#top"><img src="/img/revistas/rbgo/v34n7/seta.jpg" border="0"></a>    <b>Correspond&ecirc;ncia:</b>     <br>   Rosana Maria dos Reis    <br>   Setor de Reprodu&ccedil;&atilde;o Humana    <br>   Departamento de Ginecologia e Obstetr&iacute;cia da Faculdade de Medicina de    Ribeir&atilde;o Preto da Universidade de S&atilde;o Paulo    <br>   Av. Bandeirantes, 3.900 - Monte Alegre    <br>   CEP: 14049-900 Ribeir&atilde;o Preto (SP), Brasil</font></p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Recebido: 18/05/2012    <br>   Aceito com modifica&ccedil;&otilde;es: 21/06/2012    <br>   Conflito de interesses: n&atilde;o h&aacute;.</font> </p>     ]]></body>
<body><![CDATA[<p>&nbsp;</p>     <p>&nbsp;</p>     <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Fonte de Financiamento:    Em Agradecimentos a Funda&ccedil;&atilde;o de Amparo Pesquisa do Estado de S&atilde;o    Paulo - FAPESP - Processo 10/08800-8 e Instituto Nacional de Ci&ecirc;ncias    e Tecnologia - INCT/CNPq - Horm&ocirc;nios e Sa&uacute;de da Mulher.    <br>   Setor de Reprodu&ccedil;&atilde;o Humana, Departamento de Ginecologia e Obstetr&iacute;cia    da Faculdade de Medicina de Ribeir&atilde;o Preto da Universidade de S&atilde;o    Paulo - USP - Ribeir&atilde;o Preto (SP), Brasil.</font></p>      ]]></body><back>
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