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        "resumen" => "<span class="elsevierStyleSectionTitle">Objetivo</span><p class="elsevierStyleSimplePara elsevierViewall">Determinar la prevalencia de los grados de actividad f&#237;sica global en las personas de 18 a 65 a&#241;os de la ciudad de Bogot&#225; &#40;Colombia&#41; e identificar los factores asociados con la regularidad en la actividad&#46;</p> <span class="elsevierStyleSectionTitle">M&#233;todos</span><p class="elsevierStyleSimplePara elsevierViewall">Se realiz&#243; una encuesta poblacional&#44; aplicada a 3&#46;000 adultos residentes en la ciudad de Bogot&#225; durante el a&#241;o 2003&#44; seleccionados en una muestra probabil&#237;stica multiet&#225;pica&#46; Los niveles de actividad f&#237;sica fueron determinados por medio de la versi&#243;n abreviada del IPAQ&#46; La aplicaci&#243;n de un modelo de regresi&#243;n log&#237;stico permiti&#243; identificar los factores asociados con la regularidad en la actividad&#46;</p> <span class="elsevierStyleSectionTitle">Resultados</span><p class="elsevierStyleSimplePara elsevierViewall">La prevalencia ajustada de personas regularmente activas fue del 36&#44;8&#37;&#46; Despu&#233;s del ajuste de las potenciales variables de confusi&#243;n&#44; las posibilidades de ser regularmente activo fueron mayores en los varones &#40;<span class="elsevierStyleItalic">odds ratio</span> &#91;OR&#93; &#61; 1&#44;62&#59; intervalo de confianza &#91;IC&#93; del 95&#37;&#44;1&#44;31-2&#44;01&#41; y en personas con una autopercepci&#243;n del estado de salud Buena o muy buena &#40;OR &#61; 1&#44;87&#59; IC del 95&#37;&#44; 1&#44;41-2&#44;49&#41;&#46; Las posibilidades fueron menores en las personas de los grupos de edad de 30-49 y 50-65 a&#241;os &#40;OR &#61; 0&#44;78&#59; IC del 95&#37;&#44; 0&#44;63- 0&#44;96 y OR &#61; 0&#44;60&#59; IC del 95&#37;&#44; 0&#44;43-0&#44;82&#44; respectivamente&#41; y en aquellas cuya principal actividad en los &#250;ltimos 30 d&#237;as era buscar trabajo &#40;OR &#61; 0&#44;71&#59; IC del 95&#37;&#44; 0&#44;51-0&#44;97&#41; o realizar labores del hogar &#40;OR &#61; 0&#44;72&#59; IC del 95&#37;&#44; 0&#44;54-0&#44;96&#41;&#46; En las mujeres&#44; a diferencia de los varones&#44; los grupos de edad no tuvieron asociaci&#243;n con la regularidad en la actividad&#46;</p> <span class="elsevierStyleSectionTitle">Conclusi&#243;n</span><p class="elsevierStyleSimplePara elsevierViewall">En este estudio se ponen de manifiesto diferencias entre los sexos en las prevalencias de los niveles de actividad f&#237;sica global y en sus factores asociados&#46; En futuros trabajos se deber&#225; establecer&#44; en el contexto de ciudades latinoamericanas&#44; si es pertinente determinar&#44; adem&#225;s de los grados de actividad f&#237;sica global&#44; los indicadores espec&#237;ficos en cada dominio&#46;</p>"
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        "titulo" => "Abstract"
        "resumen" => "<span class="elsevierStyleSectionTitle">Objective</span><p class="elsevierStyleSimplePara elsevierViewall">To determine the prevalence of physical activity levels in adults aged 18 to 65 years in Bogot&#225; city and identify the factors associated with regular physical activity&#46;</p> <span class="elsevierStyleSectionTitle">Methods</span><p class="elsevierStyleSimplePara elsevierViewall">We conducted a population-based&#44; cross-sectional survey in 3&#44;000 adult residents of Bogot&#225; in 2003 who were selected through a multistage probabilistic sample&#46; Physical activity levels were determined using the short version of the International Physical Activity Questionnaire&#46; Factors associated with regular physical activity were identified by logistic regression models&#46;</p> <span class="elsevierStyleSectionTitle">Results</span><p class="elsevierStyleSimplePara elsevierViewall">The adjusted prevalence of persons undertaking regular physical activity was 36&#46;8&#37;&#46; After adjustment for potential confounders&#44; regular physical activity was more likely in men &#40;odds ratio &#91;OR&#93; &#61; 1&#46;62&#59; 95&#37; CI&#44; 1&#46;31-2&#46;01&#41; and in those whose self-perceived health status was good or very good &#40;OR &#61; 1&#46;87&#59; 95&#37; CI&#44; 1&#46;41-2&#46;49&#41; and was less likely in those aged 30-49 years or 50-65 years &#40;OR &#61; 0&#46;78&#59; 95&#37; CI&#44; 0&#46;63-0&#46;96&#44; and OR &#61; 0&#46;60&#59; 95&#37; CI&#44; 0&#46;43-0&#46;82&#44; respectively&#41; and in those whose main activity in the previous 30 days was searching for a job &#40;OR &#61; 0&#46;71&#59; 95&#37; CI&#44; 0&#46;51-0&#46;97&#41; or carrying out household tasks &#40;OR &#61; 0&#46;72&#59; 95&#37; CI&#44; 0&#46;54-0&#46;96&#41;&#46; In women&#44; unlike men&#44; age groups showed no association with regular physical activity&#46;</p> <span class="elsevierStyleSectionTitle">Conclusion</span><p class="elsevierStyleSimplePara elsevierViewall">This study shows gender differences in the prevalence of physical activity levels and associated factors&#46; Future studies should establish&#44; in the context of Latin American cities&#44; whether it is appropriate to determine specific measures in each domain&#44; in addition to overall physical activity levels&#46;</p>"
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