<?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>1659-097X</journal-id>
<journal-title><![CDATA[MHSalud]]></journal-title>
<abbrev-journal-title><![CDATA[MHSalud]]></abbrev-journal-title>
<issn>1659-097X</issn>
<publisher>
<publisher-name><![CDATA[Escuela de Ciencias del Movimiento Humano y Calidad de Vida, Universidad Nacional]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1659-097X2023000200012</article-id>
<article-id pub-id-type="doi">10.15359/mhs.20-2.2</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Actividad física en el recreo escolar: mediciones de actividad física y la perspectiva de personas menores de edad pertenecientes a centros educativos de zona urbana y rural]]></article-title>
<article-title xml:lang="en"><![CDATA[Physical Activity in School Recess: Measurements of Physical Activity and the Perspective of School Children from Educational Centers in Urban and Rural Areas]]></article-title>
<article-title xml:lang="pt"><![CDATA[Atividade física no recreio escolar: Medições da atividade física e a perspectiva das crianças de escolas urbanas e rurais]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vargas-Tenorio]]></surname>
<given-names><![CDATA[Jennifer]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Villalobos Víquez]]></surname>
<given-names><![CDATA[Grettel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Araya Vargas]]></surname>
<given-names><![CDATA[Gerardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Álvarez Bogantes]]></surname>
<given-names><![CDATA[Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Herrera González]]></surname>
<given-names><![CDATA[Emmanuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Costa Rica</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Costa Rica</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de Costa Rica  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Costa Rica</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Nacional  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Costa Rica</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Universidad Nacional  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Costa Rica</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<volume>20</volume>
<numero>2</numero>
<fpage>12</fpage>
<lpage>24</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S1659-097X2023000200012&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S1659-097X2023000200012&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S1659-097X2023000200012&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Objetivo: El propósito del estudio fue examinar la cantidad de estudiantes que realizan actividad física durante el recreo escolar y los que mantienen una actitud sedentaria durante el recreo escolar, así como sus percepciones de motivación y barreras que impiden la práctica de la actividad física, tanto en escuelas rurales como urbanas de la provincia de Heredia.  Metodología:  Se llevó a cabo una investigación mixta, empleando el instrumento SOPLAY, para observar y clasificar el tipo de actividad física realizada en recreos. Además, se efectuaron grupos focales en los que participaron algunos niños y niñas que fueron seleccionados previamente, a quienes se les preguntó acerca de su percepción de las barreras y la motivación para realizar actividad física. La población estudiada en esta investigación corresponde a escolares entre 7 y 12 años, estos niños y niñas estaban inscritos en escuelas públicas urbanas y rurales de la provincia de Heredia.  Resultados:  En los niños y niñas de escuelas urbanas se observó más actividad física moderada (AFM) que en los niños y niñas que asisten a las escuelas rurales. En cuanto a la actividad física vigorosa (AFV), las diferencias estadísticamente significativas fueron únicamente entre sexo (mayor en los niños que en las niñas). En cuanto a la motivación para hacer actividad física, lo más mencionado por los niños y las niñas fue aprender, jugar y socializar; mientras que las principales barreras mencionadas fueron los espacios, la infraestructura peligrosa y la violencia o matonismo.  Discusión:  Se recomienda invertir en el mejoramiento de la infraestructura de las escuelas: eliminar materiales de desecho que ponen en riesgo la seguridad de las personas menores de edad y les limitan el área de juego; además, adquirir materiales para brindar más opciones y promover la realización de actividad física durante el recreo, con oportunidades para todas y todos.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Objective: The purpose of this research was to examine the number of active and sedentary students during recess, as well as their perceptions of motivation and barriers that prevent the practice of physical activity in this space, in rural and urban schools in the province of Heredia.  Methodology:  For this, a mixed investigation was carried out, using the SOPLAY instrument to measure and classify the type of physical activity. In addition, focus groups were held with selected schoolchildren, who were asked about their perception of barriers and motivation to engage in physical activity. The population studied in this research was schoolchildren between 7 and 12 years old, who were enrolled in urban and rural public schools in the province of Heredia.  Results:  Among the results obtained, statistically significant differences were found between moderate physical activity (AFM) performed in urban schools with respect to rural ones, with urban school students being more active than minors enrolled in rural schools. Regarding vigorous physical activity (VFA), the statistically significant differences were only between sex, being greater in boys than in girls; as for the motivation to do physical activity, among the main reasons for this are learning, playing and socializing. The main barriers mentioned by the children were space, the dangers of infrastructure and violence or bullying.  Discussion:  It is recommended to invest in improving the infrastructure of schools, eliminating waste materials that put the safety of minors at risk so that they have more space to play, in addition to the acquisition of materials to provide more options and promote the realization of physical activity during recess.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo:  Objetivo: O objetivo do estudo era examinar o número de alunos ativos e atitudes sedentárias durante o recreio escolar, bem como suas percepções de motivação e barreiras à atividade física tanto nas escolas rurais quanto urbanas da província de Heredia.  Metodologia:  foi realizada uma pesquisa mista, utilizando o instrumento SOPLAY para observar e classificar o tipo de atividade física realizada durante os recreios. Além disso, grupos de foco foram conduzidos com alunos selecionados; eles foram questionados sobre sua percepção de barreiras e motivação para se envolverem em atividade física. A população estudada nesta pesquisa era de alunos entre 7 e 12 anos, que estavam matriculados em escolas públicas urbanas e rurais na província de Heredia.  Resultados:  Os alunos das escolas urbanas apresentaram uma atividade física (MPA) mais moderada do que os alunos matriculados em escolas rurais. Em termos de atividade física vigorosa (VPA), as diferenças estatisticamente significativas foram apenas entre os sexos, sendo maiores nos meninos do que nas meninas. Em termos de motivação para ter uma atividade física, os mais mencionados pelos alunos foram o aprendizado, a brincadeira e a socialização; enquanto as principais barreiras mencionadas, foram o espaço, a infraestrutura perigosa e a violência ou o bullying.  Discussão:  Recomenda-se investir na melhoria da infraestrutura das escolas, eliminando materiais residuais que colocam em risco a segurança das crianças e limitam sua área de jogos, além da aquisição de materiais para oferecer mais opções e promover a atividade física durante o recreio, com oportunidades para todos.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[actividad física]]></kwd>
<kwd lng="es"><![CDATA[recreo]]></kwd>
<kwd lng="es"><![CDATA[escuela]]></kwd>
<kwd lng="es"><![CDATA[percepción]]></kwd>
<kwd lng="es"><![CDATA[juego]]></kwd>
<kwd lng="en"><![CDATA[physical activity]]></kwd>
<kwd lng="en"><![CDATA[recess]]></kwd>
<kwd lng="en"><![CDATA[school]]></kwd>
<kwd lng="en"><![CDATA[perception]]></kwd>
<kwd lng="en"><![CDATA[play]]></kwd>
<kwd lng="pt"><![CDATA[atividade física]]></kwd>
<kwd lng="pt"><![CDATA[recreio]]></kwd>
<kwd lng="pt"><![CDATA[escola]]></kwd>
<kwd lng="pt"><![CDATA[percepção]]></kwd>
<kwd lng="pt"><![CDATA[brincadeira]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Alcaraz-Cantó]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Ruíz-Pérez]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comportamiento Motor Espontáneo en el Patio de Recreo Escolar: Análisis de las diferencias por género en la ocupación del espacio durante el recreo escolar]]></article-title>
<source><![CDATA[Revista Internacional de Ciencias del Deporte]]></source>
<year>2005</year>
<volume>1</volume>
<numero>28-45</numero>
<issue>28-45</issue>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Al-Hazzaa]]></surname>
<given-names><![CDATA[H. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Abahussain]]></surname>
<given-names><![CDATA[N. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Al-Sobayel]]></surname>
<given-names><![CDATA[H. I.]]></given-names>
</name>
<name>
<surname><![CDATA[Qahwaji]]></surname>
<given-names><![CDATA[D. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Musaiger]]></surname>
<given-names><![CDATA[A. O.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Physical activity, sedentary behaviors and dietary habits among Saudi adolescents relative to age, gender and region]]></article-title>
<source><![CDATA[International Journal of Behavioral Nutrition and Physical Activity]]></source>
<year>2011</year>
<volume>8</volume>
</nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Álvarez-Bogantes]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Entendiendo los factores que determinan la actividad física en el entorno escolar desde la perspectiva de los niños y niñas]]></article-title>
<source><![CDATA[Revista MHSalud]]></source>
<year>2016</year>
<volume>13</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>1659-97</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Álvarez-Bogantes]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Villalobos-Víquez]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Vargas-Tenorio]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Determinación de la actividad física en el recreo escolar: combinando mediciones de actividad física y la perspectiva estudiantil de actividad física y la perspectiva estudiantil]]></article-title>
<source><![CDATA[Revista MHSalud]]></source>
<year>2018</year>
<volume>14</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>1-13</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Álvarez]]></surname>
<given-names><![CDATA[C. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Herrera-Monge]]></surname>
<given-names><![CDATA[M. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Herrera-González]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Villalobos-Víquez]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Araya-Vargas]]></surname>
<given-names><![CDATA[G. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sobrepeso, obesidad, niveles de actividad física y autoestima de la niñez centroamericana: un análisis comparativo entre países (Overweight, obesity, physical activity levels, and self-esteem in Central American children:comparative analysis between countries)]]></article-title>
<source><![CDATA[Retos]]></source>
<year>2020</year>
<volume>37</volume>
<page-range>238-46</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Arias]]></surname>
<given-names><![CDATA[A. E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Niveles de actividad física de niños y adolescentes durante el descanso en la escuela, un estudio observacional con el uso de SOPLAY]]></article-title>
<source><![CDATA[Revista Educación Física y Deporte]]></source>
<year>2014</year>
<volume>33</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>175-91</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Arias-Sandoval]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Una mirada al fenómeno de la violencia escolar en Costa Rica]]></article-title>
<source><![CDATA[Revista Electrónica Educare]]></source>
<year>2009</year>
<volume>13</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>41-51</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Baile]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Raich]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Garrido]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evaluación de Insatisfacción Corporal en adolescentes: Efecto de la forma de administración de una escala]]></article-title>
<source><![CDATA[Anales de Psicología]]></source>
<year>2003</year>
<volume>19</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>187-92</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bingham]]></surname>
<given-names><![CDATA[D. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Costa]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Hinkley]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Shire]]></surname>
<given-names><![CDATA[K. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Clemes]]></surname>
<given-names><![CDATA[S. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Barber]]></surname>
<given-names><![CDATA[S. E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Physical Activity during the Early Years: A Systematic Review of Correlates and Determinants]]></article-title>
<source><![CDATA[American Journal of Preventive Medicine]]></source>
<year>2016</year>
<volume>51</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>384-402</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Biddle]]></surname>
<given-names><![CDATA[S. J. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Gorely]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Stensel]]></surname>
<given-names><![CDATA[D. J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Health-Enhancing Physical Activity and Sedentary Behavior in Children and Adolescents]]></article-title>
<source><![CDATA[Journal of Sports Science]]></source>
<year>2004</year>
<volume>22</volume>
<page-range>679-701</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Black]]></surname>
<given-names><![CDATA[I. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Menzel]]></surname>
<given-names><![CDATA[N. N.]]></given-names>
</name>
<name>
<surname><![CDATA[Bungum]]></surname>
<given-names><![CDATA[T. J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The Relationship Among Playground Areas and Physical Activity Levels in Children]]></article-title>
<source><![CDATA[Journal of Pediatric Health Care]]></source>
<year>2016</year>
<volume>29</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>156-68</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Chin]]></surname>
<given-names><![CDATA[J. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Ludwig]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Increasing children&#8217;s physical activity during school recess periods]]></article-title>
<source><![CDATA[American Journal of Public Health]]></source>
<year>2013</year>
<volume>103</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>1229-34</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Escalante]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Backx]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Saavedra]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[García]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Domínguez]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Relación entre actividad física diaria, actividad física en el patio escolar, edad y sexo en escolares de educación primaria]]></article-title>
<source><![CDATA[Revista Española Salud Pública]]></source>
<year>2011</year>
<volume>85</volume>
<page-range>481-9</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Espejo]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Zurita]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Chacón]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Castro]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez-Martínez]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Pérez-Cortés]]></surname>
<given-names><![CDATA[A. J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Actividad física y autoconcepto: dos factores de estudio en adolescentes de zona rural]]></article-title>
<source><![CDATA[Revista Iberoamericana de Psicología del Ejercicio y el Deporte]]></source>
<year>2017</year>
<volume>13</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>203-10</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Grant]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Brown]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Swaney]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Hollist]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Harris]]></surname>
<given-names><![CDATA[K. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Noonan]]></surname>
<given-names><![CDATA[C. W.]]></given-names>
</name>
<name>
<surname><![CDATA[Gaskill]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Community-identified strategies to increase physical activity during elementary school recess on an American Indian reservation: A pilot study]]></article-title>
<source><![CDATA[Preventive Medicine Reports]]></source>
<year>2015</year>
<volume>2</volume>
<page-range>658-63</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gutiérrez-Zornoza]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez-Martín]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez-Andrés]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[García-López]]></surname>
<given-names><![CDATA[Ú.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Percepción del entorno para la práctica de actividad física en escolares de la provincia de Cuenca, España]]></article-title>
<source><![CDATA[Gaceta Sanitaria]]></source>
<year>2014</year>
<volume>28</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>34-40</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hamzeh]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Deveilingnarrative inquiry: Entry and agency in body stories of Muslim girls]]></source>
<year>2007</year>
<publisher-name><![CDATA[Universidad del Estado de Nuevo México]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Herrera-Monge]]></surname>
<given-names><![CDATA[M. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Álvarez-Bogantes]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez-Ureña]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Herrera-González]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Villalobos-Víquez]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Vargas Tenorio]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Análisis de sobrepeso y obesidad, niveles de actividad física y autoestima en la niñez del II ciclo escolar del cantón central de Heredia, Costa Rica.]]></article-title>
<source><![CDATA[Población y Salud en Mesoamérica]]></source>
<year>2019</year>
<volume>17</volume>
<numero>1</numero>
<issue>1</issue>
</nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Joens-Matre]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Gregory]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Calabro]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Russell]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Nicklay]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Hensley]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Rural-Urban Differences in Physical Activity, Physical Fitness, and Overweight Prevalence of Children]]></article-title>
<source><![CDATA[The Journal of Rural Health]]></source>
<year>2008</year>
<volume>24</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>49-54</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<collab>Junta de Castilla y León</collab>
<article-title xml:lang=""><![CDATA[Actividad física y salud en educación primaria]]></article-title>
<source><![CDATA[Junta de Castilla y León]]></source>
<year>2004</year>
</nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mckenzie]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Cohen]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[System for Observing Play and Leisure Activity in Youth Description and Procedures Manual]]></article-title>
<source><![CDATA[Sciences-New York]]></source>
<year>2006</year>
<page-range>1-8.</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[McKenzie]]></surname>
<given-names><![CDATA[T. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Sallis]]></surname>
<given-names><![CDATA[J. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Nader]]></surname>
<given-names><![CDATA[P. R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[SOFIT: System for observing fitness instruction time]]></article-title>
<source><![CDATA[Journal of Teaching in Physical Education]]></source>
<year>1991</year>
<volume>11</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>195-205</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[McKenzie]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Marshall]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Sallis]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Conway]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Leisure-time physical activity in school environments: An observational study using SOPLAY]]></article-title>
<source><![CDATA[Preventive Medicine]]></source>
<year>2000</year>
<volume>30</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>70-7</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<collab>Ministerio de Educación</collab>
<article-title xml:lang=""><![CDATA[Censo Escolar Peso/Talla 2016]]></article-title>
<source><![CDATA[http://www.mep.go.cr/sites/default/files/page/adjuntos/informe-ejecutivo-censo-escolar-peso-cortofinal.pdf]]></source>
<year>2016</year>
<publisher-loc><![CDATA[Costa Rica ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Montil Jiménez]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Actividad física en población infantil]]></source>
<year>2004</year>
<publisher-name><![CDATA[Universidad Politécnica de Madrid]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Moreno]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Alonso]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Actitudes hacia la práctica físico-deportiva según el sexo del practicante]]></article-title>
<source><![CDATA[Revista Internacional de Ciencias del Deporte]]></source>
<year>2006</year>
<volume>3</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>20-43</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Myers]]></surname>
<given-names><![CDATA[T. J.]]></given-names>
</name>
</person-group>
<source><![CDATA[School-Based physical activity interventions: A meta-analysis]]></source>
<year>2008</year>
<publisher-loc><![CDATA[Iowa ]]></publisher-loc>
<publisher-name><![CDATA[Iowa State University]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Obando]]></surname>
<given-names><![CDATA[V. M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Sobrepeso y obesidad, nivel de actividad física y percepción de la autoimagen de niños y niñas de I y II ciclo escolar: variaciones presentadas durante el año lectivo y su relación con el nivel socioeconómico, composición del núcleo familiar y nivel educativo de los padres]]></source>
<year>2016</year>
<publisher-loc><![CDATA[Costa Rica ]]></publisher-loc>
<publisher-name><![CDATA[Universidad Nacional]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Olivares]]></surname>
<given-names><![CDATA[C. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Bustos]]></surname>
<given-names><![CDATA[Z. N.]]></given-names>
</name>
<name>
<surname><![CDATA[Lera]]></surname>
<given-names><![CDATA[M. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Zelada]]></surname>
<given-names><![CDATA[M. E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estado nutricional, consumo de alimentos y actividad física en escolares mujeres de diferente nivel socioeconómico de Santiago de Chile]]></article-title>
<source><![CDATA[Revista Médica de Chile]]></source>
<year>2007</year>
<volume>135</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>71-8</page-range></nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Okuda-Benavides]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Gómez-Restrepo]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Métodos en investigación cualitativa: triangulación]]></article-title>
<source><![CDATA[Revista Colombiana de Psiquiatría]]></source>
<year>2005</year>
<volume>34</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>118-24</page-range></nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="">
<collab>Organización Mundial de la Salud</collab>
<source><![CDATA[Obesidad y sobrepeso]]></source>
<year>2020</year>
<month>ª</month>
</nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="">
<collab>Organización Mundial de la Salud</collab>
<source><![CDATA[Estrategia mundial sobre régimen alimentario, actividad física y salud]]></source>
<year>2020</year>
<month>b</month>
</nlm-citation>
</ref>
<ref id="B33">
<nlm-citation citation-type="">
<collab>Organización Mundial de la Salud</collab>
<source><![CDATA[Actividad física]]></source>
<year>2017</year>
</nlm-citation>
</ref>
<ref id="B34">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pawlowski]]></surname>
<given-names><![CDATA[C. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Andersen]]></surname>
<given-names><![CDATA[H. B.]]></given-names>
</name>
<name>
<surname><![CDATA[Troelsen]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Schipperijn]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Children&#8217;s physical activity behavior during school recess: a pilot study using GPS, accelerometer, participant observation, and go-along interview]]></article-title>
<source><![CDATA[Plos One]]></source>
<year>2016</year>
<volume>11</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>1-18</page-range></nlm-citation>
</ref>
<ref id="B35">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pawlowski]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Tjørnhøj-Thomsen]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Shipperijn]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Troelsen]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Barriers for Recess Physical Activity: A Gender Specific Focus Group Exploration]]></article-title>
<source><![CDATA[BMC Public Health]]></source>
<year>2014</year>
<volume>14</volume>
<page-range>3-10</page-range></nlm-citation>
</ref>
<ref id="B36">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pyles]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Availability and quality of physical activity resources throughout rural and urban communities in Comanche]]></source>
<year>2016</year>
</nlm-citation>
</ref>
<ref id="B37">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ridgers]]></surname>
<given-names><![CDATA[N. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Stratton]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Fairclough]]></surname>
<given-names><![CDATA[S. J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Physical activity levels of Hungarian children during school recess]]></article-title>
<source><![CDATA[Sports Medicine]]></source>
<year>2006</year>
<volume>36</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>359-37</page-range></nlm-citation>
</ref>
<ref id="B38">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Serra-Puyal]]></surname>
<given-names><![CDATA[J. R. S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Análisis de la práctica de actividad física durante el recreo escolar en adolescentes de la provincia de Huesca]]></article-title>
<source><![CDATA[Archivos de Medicina del Deporte]]></source>
<year>2014</year>
<volume>31</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>257-62</page-range></nlm-citation>
</ref>
<ref id="B39">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Torrico-Linares]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Santín-Vilariño]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Andrés-Villas]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Menéndez-Álvarez-Dardet]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[López-López]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[El modelo ecológico de Bronfrenbrenner como marco teórico de la Psicooncología]]></article-title>
<source><![CDATA[Anales de Psicología]]></source>
<year>2002</year>
<volume>18</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>45-59</page-range></nlm-citation>
</ref>
<ref id="B40">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Van Stralen]]></surname>
<given-names><![CDATA[M. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Yildirim]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Wulp]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[te Velde]]></surname>
<given-names><![CDATA[S. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Verloigne]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Doessegger]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[&#8230; Chinapaw]]></surname>
<given-names><![CDATA[M. J. M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Measured sedentary time and physical activity during the school day of European 10- to 12-year-old children: The ENERGY project]]></article-title>
<source><![CDATA[Journal of Science and Medicine in Sport]]></source>
<year>2014</year>
<volume>17</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>201-6</page-range></nlm-citation>
</ref>
<ref id="B41">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vicente-Rodríguez]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Benito]]></surname>
<given-names><![CDATA[P. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Casajús]]></surname>
<given-names><![CDATA[J. A]]></given-names>
</name>
<name>
<surname><![CDATA[Ara]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Aznar]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Castillo]]></surname>
<given-names><![CDATA[M. J.]]></given-names>
</name>
<name>
<surname><![CDATA[... Valtueña]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Actividad física, ejercicio y deporte en la lucha contra la obesidad infantil y juvenil]]></article-title>
<source><![CDATA[Nutrición Hospitalaria]]></source>
<year>2016</year>
<volume>33</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>1-21</page-range></nlm-citation>
</ref>
<ref id="B42">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vidal-Conti]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Identificación de predictores de actividad física en escolares según el modelo socio-ecológico mediante un análisis multifactorial]]></article-title>
<source><![CDATA[Cultura, Ciencia y Deporte]]></source>
<year>2016</year>
<volume>11</volume>
<numero>31</numero>
<issue>31</issue>
<page-range>51-9</page-range></nlm-citation>
</ref>
<ref id="B43">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vílchez]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Abril]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Abandono de la actividad física según el género]]></article-title>
<source><![CDATA[Revista Digital]]></source>
<year>2011</year>
<volume>16</volume>
<numero>161</numero>
<issue>161</issue>
<publisher-name><![CDATA[EFDeportes.com]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B44">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vuchenich]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Effects of a before school physical activity program on physical activity and on-task behavior in elementary school-aged children]]></source>
<year>2010</year>
<publisher-loc><![CDATA[East Carolina ]]></publisher-loc>
<publisher-name><![CDATA[East Carolina University]]></publisher-name>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
