<?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>0798-0752</journal-id>
<journal-title><![CDATA[Anales Venezolanos de Nutrición]]></journal-title>
<abbrev-journal-title><![CDATA[An Venez Nutr]]></abbrev-journal-title>
<issn>0798-0752</issn>
<publisher>
<publisher-name><![CDATA[Fundación Bengoa]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0798-07522020000200117</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Relación entre la actividad física y el índice de masa corporal en escolares de Murcia]]></article-title>
<article-title xml:lang="en"><![CDATA[Relationship between physical activity and body mass index in schoolchildren in Murcia]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carrillo López]]></surname>
<given-names><![CDATA[Pedro José]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rosa Guillamón]]></surname>
<given-names><![CDATA[Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García Cantó]]></surname>
<given-names><![CDATA[Eliseo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Gobierno de Canarias Consejería de Educación ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>España</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Murcia Facultad de Ciencias de la Educación Departamento de Didáctica de la Expresión Musical, Plástica y Corporal]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de Murcia Facultad de Ciencias de la Educación Departamento de Didáctica de la Expresión Musical, Plástica y Corporal]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Spain</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<volume>33</volume>
<numero>2</numero>
<fpage>117</fpage>
<lpage>122</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://ve.scielo.org/scielo.php?script=sci_arttext&amp;pid=S0798-07522020000200117&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://ve.scielo.org/scielo.php?script=sci_abstract&amp;pid=S0798-07522020000200117&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://ve.scielo.org/scielo.php?script=sci_pdf&amp;pid=S0798-07522020000200117&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: La obesidad infantil es una epidemia mundial, en donde, la Organización mundial para la salud prevé que casi dos de cada tres europeos adultos tendrá sobrepeso en 2030. El objetivo de este estudio fue analizar la relación entre la actividad física y el índice de masa corporal (IMC) según la etapa educativa y el sexo. Diseño descriptivo de corte transversal con una muestra de 635 participantes (266 varones (41,9%) y 369 mujeres (58,1%); 13,1 ± 2,8 años) procedentes de un área urbana de Murcia. La prueba T de student reflejó que los varones de Secundaria realizan más AF que las chicas (p &lt; 0,004). Por su parte, la prueba Ji cuadrado mostró diferencias significativas en el estado de peso en normopeso a favor de las mujeres (72,4% vs. 63,2%; p &lt; 0,001) y en sobrepeso a favor de los varones (31,2% vs. 20,1%; p &lt; 0,003). Al analizar la relación entre el IMC y la actividad física mediante la correlación de Pearson, se obtuvo una correlación inversa en las mujeres de bachillerato (p = 0,002; r = - 0,223), en los varones de bachillerato (p = 0,001; r = - 0,212 y en el total de los escolares de bachillerato (p = 0,002; r = - 0,218). La relación entre el IMC y la actividad física en escolares de Primaria, Secundaria y Bachillerato es nula o débil. En futuros estudios se sugiere tener en cuenta valoraciones más objetivas del nivel de actividad física y variables antropométricas que puedan aportar luz a la relación entre estas variables.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Childhood obesity is a global epidemic, with the World Health Organization predicting that almost two out of every three adult Europeans will be overweight by 2030. The objective of this study was to analyze the relationship between physical activity and body mass index (BMI) according to educational stage and sex. Descriptive cross-sectional design with a sample of 635 participants (266 men (41.9%) and 369 women (58.1%); 13.1 ± 2.8 years) from an urban area of Murcia. Student's T-test showed that Secondary males perform more physical activity than girls (p &lt;0.004). In turn, the Chi-square test showed significant differences in weight status in normal weight in favor of women (72.4% vs. 63.2%, p &lt;0.001) and overweight in favor of men (31.2% vs. 20.1% p &lt;0.003). When analyzing the relationship between BMI and physical activity through the Pearson correlation, an inverse correlation was obtained in high school girls (p = 0.002, r = - 0.223), in high school boys (p = 0.001, r = - 0.212 and in the total number of baccalaureate students (p = 0.002, r = - 0.218). The relationship between BMI and physical activity in primary, secondary and high school students is null or weak. In future studies, it is suggested to take into account more objective assessments of the level of physical activity and nutritional status that may shed light on the relationship between these variables.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Sobrepeso]]></kwd>
<kwd lng="es"><![CDATA[obesidad]]></kwd>
<kwd lng="es"><![CDATA[escolares]]></kwd>
<kwd lng="es"><![CDATA[adolescentes]]></kwd>
<kwd lng="es"><![CDATA[actividad física]]></kwd>
<kwd lng="en"><![CDATA[Overweight]]></kwd>
<kwd lng="en"><![CDATA[obesity]]></kwd>
<kwd lng="en"><![CDATA[students]]></kwd>
<kwd lng="en"><![CDATA[teenegers]]></kwd>
<kwd lng="en"><![CDATA[physical activity]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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