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        "titulo" => "Abstract"
        "resumen" => "<span class="elsevierStyleSectionTitle">Rationale</span><p id="spar0030" class="elsevierStyleSimplePara elsevierViewall">Exercise capacity in COPD patients depends on the degree of airflow obstruction&#44; the severity of the hypoxaemia and skeletal muscle function&#46; Muscle atrophy and weakness are considered systemic consequences of COPD and are associated with reduced exercise capacity&#46;</p> <span class="elsevierStyleSectionTitle">Aims</span><p id="spar0035" class="elsevierStyleSimplePara elsevierViewall">To investigate the correlation between mild hypoxaemia and muscular strength&#44; muscular fatigue and functional capacity in COPD patients&#46;</p> <span class="elsevierStyleSectionTitle">Methods</span><p id="spar0040" class="elsevierStyleSimplePara elsevierViewall">Ten patients enrolled on a PRP at the Hospital Universit&#225;rio de Bras&#237;lia &#8211; HUB were included in this study&#46; Lung function was evaluated by spirometry and arterial blood gas analysis&#46; Functional evaluation was made using the 6MWT and using isometric contraction of deltoid and quadriceps muscles&#46;</p> <span class="elsevierStyleSectionTitle">Results</span><p id="spar0045" class="elsevierStyleSimplePara elsevierViewall">There were positive correlations between PaO<span class="elsevierStyleInf">2</span>&#44; quadriceps strength &#40;r<span class="elsevierStyleSup">2</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#46;61 and p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#46;007&#41; and PaO<span class="elsevierStyleInf">2</span> and the 6MWT &#40;r<span class="elsevierStyleSup">2</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#46;96&#44; p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#46;001&#41;&#46; There were negative correlations between PaO<span class="elsevierStyleInf">2</span> and median frequency of quadriceps &#40;r<span class="elsevierStyleSup">2</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>-0&#46;42 and p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#46;04&#41;&#46; We observed significant correlation between quadriceps strength and the 6MWT &#40;r<span class="elsevierStyleSup">2</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#46;67 and p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#46;001&#41;&#46; There was negative correlation between median frequency of quadriceps and the 6MWT &#40;r<span class="elsevierStyleSup">2</span> &#61; -0&#46;42 and p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#46;04&#41;&#46; We did not observe any correlation between PaO<span class="elsevierStyleInf">2</span> and strength or median frequency of deltoid muscle&#46;</p> <span class="elsevierStyleSectionTitle">Conclusions</span><p id="spar0050" class="elsevierStyleSimplePara elsevierViewall">PaO<span class="elsevierStyleInf">2</span> has important correlations with muscular function variables&#46; The main negative impact of mild hypoxaemia and precocious limb muscular disability on COPD patients is decreased functional capacity&#46;</p>"
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        "resumen" => "<span class="elsevierStyleSectionTitle">Introdu&#231;&#227;o</span><p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">A capacidade de exerc&#237;cio em portadores de DPOC depende da gravidade da limita&#231;&#227;o ao fluxo a&#233;reo&#44; do grau de hipoxemia e da fun&#231;&#227;o muscular esquel&#233;tica&#46; Nesses doentes&#44; a atrofia e a fraqueza da musculatura perif&#233;rica s&#227;o consideradas consequ&#234;ncias sist&#233;micas da DPOC e est&#227;o associadas &#224; redu&#231;&#227;o da capacidade de exerc&#237;cio&#46;</p> <span class="elsevierStyleSectionTitle">Objectivos</span><p id="spar0010" class="elsevierStyleSimplePara elsevierViewall">Investigar a poss&#237;vel correla&#231;&#227;o entre hipoxemia moderada e o comprometimento muscular perif&#233;rico na DPOC&#46;</p> <span class="elsevierStyleSectionTitle">Doentes e m&#233;todos</span><p id="spar0015" class="elsevierStyleSimplePara elsevierViewall">Dez doentes encaminhados ao Programa de Reabilita&#231;&#227;o Pulmonar do Hospital Universit&#225;rio de Bras&#237;lia foram inclu&#237;dos neste estudo&#46; A fun&#231;&#227;o pulmonar foi avaliada por espirometria&#44; gasometria arterial e avalia&#231;&#227;o funcional pelo teste de caminhada de seis minutos&#44; sinal electromiogr&#225;fico e for&#231;a de delt&#243;ide e quadric&#237;petes&#46;</p> <span class="elsevierStyleSectionTitle">Resultados</span><p id="spar0020" class="elsevierStyleSimplePara elsevierViewall">As correla&#231;&#245;es entre PaO<span class="elsevierStyleInf">2</span> e a for&#231;a quadric&#237;ptica &#40;r<span class="elsevierStyleSup">2</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;61 e p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;007&#41; e a dist&#226;ncia percorrida no TC6 &#40;r<span class="elsevierStyleSup">2</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;96 e p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;001&#41; foram positivas e significativas&#46; Houve correla&#231;&#227;o negativa e significativa entre PaO<span class="elsevierStyleInf">2</span> e a frequ&#234;ncia mediana de quadric&#237;petes &#40;r<span class="elsevierStyleSup">2</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>-0&#44;42 e p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;04&#41;&#46; Observ&#225;mos tamb&#233;m correla&#231;&#227;o significativa entre for&#231;a de quadric&#237;petes e o TC6 &#40;r<span class="elsevierStyleSup">2</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;67 e p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;001&#41;&#46; Assim como houve correla&#231;&#227;o negativa e significativa entre a frequ&#234;ncia mediana de quadric&#237;petes&#44; e o TC6 &#40;r<span class="elsevierStyleSup">2</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>-0&#44;42 e p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;04&#41;&#46; N&#227;o encontr&#225;mos correla&#231;&#227;o significativa entre a PaO<span class="elsevierStyleInf">2</span> e for&#231;a ou frequ&#234;ncia mediana do m&#250;sculo delt&#243;ide&#46;</p> <span class="elsevierStyleSectionTitle">Conclus&#227;o</span><p id="spar0025" class="elsevierStyleSimplePara elsevierViewall">A PaO<span class="elsevierStyleInf">2</span> tem correla&#231;&#227;o importante e significativa com vari&#225;veis de fun&#231;&#227;o muscular perif&#233;rica&#46; A hipoxemia moderada e a disfun&#231;&#227;o muscular perif&#233;rica precoce possuem como principal impacto negativo a deteriora&#231;&#227;o da capacidade funcional de portadores de DPOC&#46;</p>"
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                      "titulo" => "Global strategy for the diagnosis&#44; management and prevention of chronic obstructive pulmonary disease &#8211; GOLD Executive Summary"
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Correlation between mild hypoxaemia and limb skeletal muscle function in chronic obstructive pulmonary disease – Pilot study
Correlação entre hipoxemia moderada e função muscular esquelética periférica na doença pulmonar obstrutiva crónica – Estudo-piloto
Sérgio Leite Rodrigues1,8,
, César Augusto Melo e Silva2, César Ferreira Amorim3, Terezinha Lima4, Fernanda Almeida Ribeiro5, Carlos Alberto de Assis Viegas6, Verônica Amado7
1 Fisioterapeuta, Mestre em Ciências da Saúde, Universidade de Brasília – UnB / Physiotherapist, MsC, Health Sciences, Universidade de Brasília – UnB
2 Fisioterapeuta, Doutor em Ciências Médicas, Universidade de Brasília – UnB / Physiotherapist, Doctor of Medical Sciences, Universidade de Brasília – UnB
3 Engenheiro electrónico, Mestre em Engenharia Biomédica, Universidade do Vale do Paraíba – UNIVAP / Electronic Engineer, MsC, Biomedical Engineering, Universidade do Vale do Paraíba – UNIVAP
4 Médica, Mestre em Ciências da Saúde, Universidade de Brasília / Physician, MsC, Health Sciences, Universidade de Brasília
5 Fisioterapeuta, Especialista em Fisioterapia Pneumofuncional, Universidade de Brasília / Physiotherapist, Respiratory Physiotherapy specialist, Universidade de Brasília
6 Médico, Doutor da Universidade de Brasília – UnB, Universidade de Brasília – UnB / Physician, Doctor at the Universidade de Brasília – UnB, Universidade de Brasília – UnB
7 Chefe do Serviço de Pneumologia / Head, Pulmonology Unit: Hospital Universitário de Brasília – HUB Rua L2 Norte Quadras 605 CEP 70840-901 Brasília – DF Brasil
8 Chefe do Centro de Fisioterapia / Head, Physiotherapy Unit: Sérgio Leite Rodrigues Hospital Universitário de Brasília – HUB Rua L2 Norte Quadras 605 CEP 70840-901 Brasília – DF Brasil
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    "titulosAlternativos" => array:1 [
      "pt" => array:1 [
        "titulo" => "Correla&#231;&#227;o entre hipoxemia moderada e fun&#231;&#227;o muscular esquel&#233;tica perif&#233;rica na doen&#231;a pulmonar obstrutiva cr&#243;nica &#8211; Estudo-piloto"
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    "fechaRecibido" => "2007-10-18"
    "fechaAceptado" => "2008-07-23"
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          "clase" => "keyword"
          "titulo" => "Key-words"
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            0 => "Six-minute walk test"
            1 => "muscle strength"
            2 => "hypoxaemia"
            3 => "COPD"
            4 => "pulmonary rehabilitation"
            5 => "electromyography"
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        ]
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          "titulo" => "Palavras-chave"
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            0 => "Teste de caminhada de seis minutos"
            1 => "for&#231;a muscular"
            2 => "hipoxemia"
            3 => "DPOC"
            4 => "reabilita&#231;&#227;o pulmonar"
            5 => "electromiografia"
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      "en" => array:2 [
        "titulo" => "Abstract"
        "resumen" => "<span class="elsevierStyleSectionTitle">Rationale</span><p id="spar0030" class="elsevierStyleSimplePara elsevierViewall">Exercise capacity in COPD patients depends on the degree of airflow obstruction&#44; the severity of the hypoxaemia and skeletal muscle function&#46; Muscle atrophy and weakness are considered systemic consequences of COPD and are associated with reduced exercise capacity&#46;</p> <span class="elsevierStyleSectionTitle">Aims</span><p id="spar0035" class="elsevierStyleSimplePara elsevierViewall">To investigate the correlation between mild hypoxaemia and muscular strength&#44; muscular fatigue and functional capacity in COPD patients&#46;</p> <span class="elsevierStyleSectionTitle">Methods</span><p id="spar0040" class="elsevierStyleSimplePara elsevierViewall">Ten patients enrolled on a PRP at the Hospital Universit&#225;rio de Bras&#237;lia &#8211; HUB were included in this study&#46; Lung function was evaluated by spirometry and arterial blood gas analysis&#46; Functional evaluation was made using the 6MWT and using isometric contraction of deltoid and quadriceps muscles&#46;</p> <span class="elsevierStyleSectionTitle">Results</span><p id="spar0045" class="elsevierStyleSimplePara elsevierViewall">There were positive correlations between PaO<span class="elsevierStyleInf">2</span>&#44; quadriceps strength &#40;r<span class="elsevierStyleSup">2</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#46;61 and p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#46;007&#41; and PaO<span class="elsevierStyleInf">2</span> and the 6MWT &#40;r<span class="elsevierStyleSup">2</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#46;96&#44; p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#46;001&#41;&#46; There were negative correlations between PaO<span class="elsevierStyleInf">2</span> and median frequency of quadriceps &#40;r<span class="elsevierStyleSup">2</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>-0&#46;42 and p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#46;04&#41;&#46; We observed significant correlation between quadriceps strength and the 6MWT &#40;r<span class="elsevierStyleSup">2</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#46;67 and p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#46;001&#41;&#46; There was negative correlation between median frequency of quadriceps and the 6MWT &#40;r<span class="elsevierStyleSup">2</span> &#61; -0&#46;42 and p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#46;04&#41;&#46; We did not observe any correlation between PaO<span class="elsevierStyleInf">2</span> and strength or median frequency of deltoid muscle&#46;</p> <span class="elsevierStyleSectionTitle">Conclusions</span><p id="spar0050" class="elsevierStyleSimplePara elsevierViewall">PaO<span class="elsevierStyleInf">2</span> has important correlations with muscular function variables&#46; The main negative impact of mild hypoxaemia and precocious limb muscular disability on COPD patients is decreased functional capacity&#46;</p>"
      ]
      "pt" => array:2 [
        "titulo" => "Resumo"
        "resumen" => "<span class="elsevierStyleSectionTitle">Introdu&#231;&#227;o</span><p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">A capacidade de exerc&#237;cio em portadores de DPOC depende da gravidade da limita&#231;&#227;o ao fluxo a&#233;reo&#44; do grau de hipoxemia e da fun&#231;&#227;o muscular esquel&#233;tica&#46; Nesses doentes&#44; a atrofia e a fraqueza da musculatura perif&#233;rica s&#227;o consideradas consequ&#234;ncias sist&#233;micas da DPOC e est&#227;o associadas &#224; redu&#231;&#227;o da capacidade de exerc&#237;cio&#46;</p> <span class="elsevierStyleSectionTitle">Objectivos</span><p id="spar0010" class="elsevierStyleSimplePara elsevierViewall">Investigar a poss&#237;vel correla&#231;&#227;o entre hipoxemia moderada e o comprometimento muscular perif&#233;rico na DPOC&#46;</p> <span class="elsevierStyleSectionTitle">Doentes e m&#233;todos</span><p id="spar0015" class="elsevierStyleSimplePara elsevierViewall">Dez doentes encaminhados ao Programa de Reabilita&#231;&#227;o Pulmonar do Hospital Universit&#225;rio de Bras&#237;lia foram inclu&#237;dos neste estudo&#46; A fun&#231;&#227;o pulmonar foi avaliada por espirometria&#44; gasometria arterial e avalia&#231;&#227;o funcional pelo teste de caminhada de seis minutos&#44; sinal electromiogr&#225;fico e for&#231;a de delt&#243;ide e quadric&#237;petes&#46;</p> <span class="elsevierStyleSectionTitle">Resultados</span><p id="spar0020" class="elsevierStyleSimplePara elsevierViewall">As correla&#231;&#245;es entre PaO<span class="elsevierStyleInf">2</span> e a for&#231;a quadric&#237;ptica &#40;r<span class="elsevierStyleSup">2</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;61 e p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;007&#41; e a dist&#226;ncia percorrida no TC6 &#40;r<span class="elsevierStyleSup">2</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;96 e p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;001&#41; foram positivas e significativas&#46; Houve correla&#231;&#227;o negativa e significativa entre PaO<span class="elsevierStyleInf">2</span> e a frequ&#234;ncia mediana de quadric&#237;petes &#40;r<span class="elsevierStyleSup">2</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>-0&#44;42 e p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;04&#41;&#46; Observ&#225;mos tamb&#233;m correla&#231;&#227;o significativa entre for&#231;a de quadric&#237;petes e o TC6 &#40;r<span class="elsevierStyleSup">2</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;67 e p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;001&#41;&#46; Assim como houve correla&#231;&#227;o negativa e significativa entre a frequ&#234;ncia mediana de quadric&#237;petes&#44; e o TC6 &#40;r<span class="elsevierStyleSup">2</span><span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>-0&#44;42 e p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;04&#41;&#46; N&#227;o encontr&#225;mos correla&#231;&#227;o significativa entre a PaO<span class="elsevierStyleInf">2</span> e for&#231;a ou frequ&#234;ncia mediana do m&#250;sculo delt&#243;ide&#46;</p> <span class="elsevierStyleSectionTitle">Conclus&#227;o</span><p id="spar0025" class="elsevierStyleSimplePara elsevierViewall">A PaO<span class="elsevierStyleInf">2</span> tem correla&#231;&#227;o importante e significativa com vari&#225;veis de fun&#231;&#227;o muscular perif&#233;rica&#46; A hipoxemia moderada e a disfun&#231;&#227;o muscular perif&#233;rica precoce possuem como principal impacto negativo a deteriora&#231;&#227;o da capacidade funcional de portadores de DPOC&#46;</p>"
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        "nota" => "<p class="elsevierStyleNotepara">Trabalho realizado no Servi&#231;o de Pneumologia do Hospital Universit&#225;rio de Bras&#237;lia e no Centro de Fisioterapia e Reabilita&#231;&#227;o do Hospital Universit&#225;rio de Bras&#237;lia &#47; <span class="elsevierStyleItalic">Work carried out at the Servi&#231;o de Pneumologia do Hospital Universit&#225;rio de Bras&#237;lia and at the Centro de Fisioterapia e Reabilita&#231;&#227;o do Hospital Universit&#225;rio de Bras&#237;lia</span>&#46;</p>"
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                          "etal" => true
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Pulmonology

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