<?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>3020-1160</journal-id>
<journal-title><![CDATA[Revista de la Asociación Española de Especialistas en Medicina del Trabajo]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Asoc Esp Espec Med Trab]]></abbrev-journal-title>
<issn>3020-1160</issn>
<publisher>
<publisher-name><![CDATA[Asociación Española de Especialistas en Medicina del Trabajo]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S3020-11602018000400005</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Condiciones sociodemográficas, laborales y ambientales asociadas a la presencia de cefalea en trabajadores informales venteros, Medellín 2016]]></article-title>
<article-title xml:lang="en"><![CDATA[Sociodemographic, occupational and environmental conditions associated with the presence of headache in informal workers (street vendors), Medellin 2016]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Garzón Duque]]></surname>
<given-names><![CDATA[María Osley]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cardona Arango]]></surname>
<given-names><![CDATA[María Doris]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Segura Cardona]]></surname>
<given-names><![CDATA[Ángela María]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez Ospina]]></surname>
<given-names><![CDATA[Fabio León]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gallo Echeverri]]></surname>
<given-names><![CDATA[María Camila]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González Velásquez]]></surname>
<given-names><![CDATA[Sofía]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lopera Botero]]></surname>
<given-names><![CDATA[Luisa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lopera Cardona]]></surname>
<given-names><![CDATA[Salomé]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mesa Mesa]]></surname>
<given-names><![CDATA[Sara]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Piedrahita Velásquez]]></surname>
<given-names><![CDATA[Andrea]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad CES  ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad CES  ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad CES  ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad de Antioquia Facultad Nacional de Salud Pública ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Universidad CES  ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2018</year>
</pub-date>
<volume>27</volume>
<numero>4</numero>
<fpage>220</fpage>
<lpage>231</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_arttext&amp;pid=S3020-11602018000400005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_abstract&amp;pid=S3020-11602018000400005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_pdf&amp;pid=S3020-11602018000400005&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN: Se exploraron factores sociodemográficos, laborales y ambientales asociados a la cefalea en 686 trabajadores del sector informal de la economía en el centro de Medellín, Colombia a través de un estudio descriptivo transversal con intención analítica, fuentes primarias de información, y aplicación de encuesta asistida que incluyó el auto reporte de cefalea. La prevalencia de cefalea fue del 47,8%, se asoció a mayor prevalencia de cefalea la condición biológica, el sentir calor o frío exagerado en el puesto de trabajo y considerar que la contaminación del aire afectaba su labor como trabajadores informales. Ser mujer es una condición que explica mayor prevalencia de cefalea. Las condiciones sociodemográficas, laborales y ambientales, pueden aportar a una mayor vulnerabilidad laboral de esta población trabajadora, la cual puede afectar su estado de salud, siendo la cefalea una de las dolencias que deben ser atendidas para mejorar sus condiciones de vida y de trabajo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Summary: Sociodemographic, occupational and environmental factors associated with headache were explored in 686 workers of the informal sector of the economy in the center of Medellin, Colombia, through a transversal descriptive study with analytical intention, primary sources of information, and application of assisted survey that included the headache self-report. The prevalence of headache was 47,8%. The biological condition was associated with a higher prevalence of headache, as well as the feeling of exaggerated heat or cold in the workplace and considering that air pollution affected their work as informal workers. Being a woman is a condition that explains the higher prevalence of headache. The socio-demographic, occupational and environmental conditions can contribute to a greater labor vulnerability of this working population, which can affect their health status, being the headache one of the ailments that must be addressed to improve their living and working conditions.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[cefalea]]></kwd>
<kwd lng="es"><![CDATA[trabajo informal]]></kwd>
<kwd lng="es"><![CDATA[ambiente]]></kwd>
<kwd lng="es"><![CDATA[población vulnerable]]></kwd>
<kwd lng="en"><![CDATA[headache]]></kwd>
<kwd lng="en"><![CDATA[informal work]]></kwd>
<kwd lng="en"><![CDATA[occupational]]></kwd>
<kwd lng="en"><![CDATA[environment]]></kwd>
<kwd lng="en"><![CDATA[vulnerable population]]></kwd>
</kwd-group>
</article-meta>
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