<?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>1139-7632</journal-id>
<journal-title><![CDATA[Pediatría Atención Primaria]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Pediatr Aten Primaria]]></abbrev-journal-title>
<issn>1139-7632</issn>
<publisher>
<publisher-name><![CDATA[Asociación Española de Pediatría de Atención Primaria]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1139-76322017000400003</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Factores asociados a sobrepeso y obesidad en estudiantes de educación secundaria]]></article-title>
<article-title xml:lang="en"><![CDATA[Factors associated with overweight and obesity in high school students]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ninatanta Ortiz]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Núñez Zambrano]]></surname>
<given-names><![CDATA[LA]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García Flores]]></surname>
<given-names><![CDATA[SA]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Romaní Romaní]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional de Cajamarca Facultad Ciencias de la Salud ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Perú</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional de Cajamarca Facultad Ciencias de la Salud ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Perú</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Nacional de Cajamarca Facultad Ciencias de la Salud ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Perú</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Instituto Nacional de Salud Oficina General de Investigación y Transferencia Tecnológica ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Perú</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2017</year>
</pub-date>
<volume>19</volume>
<numero>75</numero>
<fpage>209</fpage>
<lpage>221</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_arttext&amp;pid=S1139-76322017000400003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_abstract&amp;pid=S1139-76322017000400003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_pdf&amp;pid=S1139-76322017000400003&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Objetivos:  identificar los factores asociados al sobrepeso y obesidad en estudiantes de educación secundaria de una región andina del norte del Perú.  Material y métodos: se realizó un estudio transversal en una muestra de 586 participantes procedentes de dos distritos de la región de Cajamarca (Perú). Realizamos la evaluación antropométrica según los estándares de crecimiento infantil de la Organización Mundial de Salud (se clasificó según puntuación z del índice de masa corporal). Se recolectó mediante un cuestionario estructurado información sobre los estilos de vida, consumo de alimentos, actividad física, síntomas depresivos, acoso escolar y percepción del peso. Se realizó un análisis de regresión logística multivariado para identificar las características asociadas.  Resultados: la proporción de sobrepeso y obesidad fue de 22,9% y 6,8% de adolescentes, respectivamente. El pertenecer a escuelas públicas resultó un factor protector para sobrepeso (odds ratio ajustada: 0,62; intervalo de confianza del 95%: 0,39 a 0,99) independientemente del género, actividad física y síntomas depresivos. El género masculino (odds ratio ajustada: 2,05; intervalo de confianza del 95%: 1,02 a 4,11) y la baja actividad física (odds ratio ajustada: 4,14; intervalo de confianza del 95%: 1,65 a 10,35) fueron factores de riesgo para obesidad, mientras que pertenecer a escuelas públicas fue factor protector (odds ratio ajustada: 0,43; intervalo de confianza del 95%: 0,20 a 0,92).  Conclusiones: el nivel de actividad física es el principal factor asociado con obesidad, por otro lado, los estudiantes de escuelas públicas presentan menor probabilidad de sobrepeso y obesidad. Las escuelas representan entornos para implementar intervenciones de prevención de exceso de peso basadas en el incremento de la actividad física.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Objective: to identify the associated factors to overweight and obesity in students of high school of an Andean region of northern of Peru.  Methods:  a cross sectional study was performed in a sample of 586 students, residing in two districts of Cajamarca region. We performed the anthropometric evaluation using the standards of child growth of the World Health Organization (using the score z of the body mass index). We applied a structured survey for recollect data of lifestyles, food consumption, physical activity, depressive symptoms questionnaire, bullying and weight perception. We performed a logistic regression was performed to identify associated characteristics.  Results:  the proportion of overweight and obesity was 22.9% and 6.8% of adolescents, respectively. Belonging to public schools was a protective factor for overweight (adjusted OR: 0.62, CI 95%: 0.39 to 0.99) regardless of gender, physical activity and depressive symptoms. Male gender (adjusted OR 2.05, 95% CI: 1.02 to 4.11) and low physical activity (adjusted OR: 4.14, 95% CI: 1.65 to 10.35) were risk factors for obesity, while belonging to public schools was a protective factor (adjusted OR 0.43, 95% CI: 0.20 to 0.92).  Conclusions:  the level of physical activity is the main factor associated with obesity; on the other hand, public school students have less chance of overweight and obesity. Schools represent environments to implement preventive interventions of overweight and obesity based on increased physical activity.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Sobrepeso]]></kwd>
<kwd lng="es"><![CDATA[Obesidad]]></kwd>
<kwd lng="es"><![CDATA[Estudiantes]]></kwd>
<kwd lng="es"><![CDATA[Adolescente]]></kwd>
<kwd lng="en"><![CDATA[Overweight]]></kwd>
<kwd lng="en"><![CDATA[Obesity]]></kwd>
<kwd lng="en"><![CDATA[Students]]></kwd>
<kwd lng="en"><![CDATA[Adolescent]]></kwd>
</kwd-group>
</article-meta>
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