<?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>0185-3325</journal-id>
<journal-title><![CDATA[Salud mental]]></journal-title>
<abbrev-journal-title><![CDATA[Salud Ment]]></abbrev-journal-title>
<issn>0185-3325</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Psiquiatría Ramón de la Fuente Muñiz]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0185-33252019000100043</article-id>
<article-id pub-id-type="doi">10.17711/sm.0185-3325.2019.006</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Evaluation of the Brazilian version of Patient Health Questionnaire (PHQ-9) in Quilombola population using the Item Response Theory]]></article-title>
<article-title xml:lang="es"><![CDATA[Evaluación de la versión brasileña del Cuestionario de Salud del Paciente (PHQ-9) para la población de Quilombola según la Teoría de Respuesta al Item]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Barroso]]></surname>
<given-names><![CDATA[Sabrina Martins]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Melo]]></surname>
<given-names><![CDATA[Ana Paula Souto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Silva]]></surname>
<given-names><![CDATA[Mônia Aparecida da]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Guimarães]]></surname>
<given-names><![CDATA[Mark Drew Crosland]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidade Federal do Triângulo Mineiro Department of Psychology ]]></institution>
<addr-line><![CDATA[Uberaba Minas Gerais]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidade Federal de São João del Rei Department of Medicine ]]></institution>
<addr-line><![CDATA[São João Del Rei Minas Gerais]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidade Federal de São João del Rei Department of Psychology ]]></institution>
<addr-line><![CDATA[São João Del Rei Minas Gerais]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidade Federal de Minas Gerais Department of Medicine ]]></institution>
<addr-line><![CDATA[Belo Horizonte Minas Gerais]]></addr-line>
<country>Brazil</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>02</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>02</month>
<year>2019</year>
</pub-date>
<volume>42</volume>
<numero>1</numero>
<fpage>43</fpage>
<lpage>50</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0185-33252019000100043&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0185-33252019000100043&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0185-33252019000100043&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction The Patient Health Questionnaire (PHQ-9) is one of the most validated tools used to detect depressive episodes in Brazil.  Objective This study investigates the psychometric properties of the PHQ-9 using the Item Response Theory.  Method We used the gradual response model to assess depression in 764 residents of Brazilian rural communities of descended from slaves (quilombos) from the county of Vitória da Conquista, state of Bahia, Brazil, who had responded to PHQ-9. We estimated the parameters for item discrimination and difficulty.  Results The items of the PHQ-9 showed the ability to discriminate from moderate to very high. The items evaluating thoughts of hurting oneself and death showed the greatest discrimination while feeling depressed showed the lowest discrimination.  Discussion and conclusion The Item Response Theory enables advances in the analysis of the psychometric properties of the screening tools assessing depression, and indicates that PHQ-9 can be used in rural populations in Brazil.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción El Cuestionario de Salud del Paciente (PHQ-9) es una de las escalas validadas de detección del episodio depresivo mayor más utilizada en Brasil.  Objetivo Este estudio investiga las propiedades psicométricas de la PHQ-9 usando la Teoría de Respuesta de Ítem.  Método Utilizamos el modelo de respuesta gradual para evaluar la depresión en 764 residentes en comunidades rurales brasileñas descendientes de esclavos (quilombos) del condado de Vitória da Conquista, estado de Bahía, Brasil, que habían respondido al PHQ-9. Estimamos los parámetros para la discriminación y la dificultad del ítem.  Resultados Los ítems del PHQ-9 mostraron la capacidad de discriminar de moderado a muy alto. Los ítems que evaluaban los pensamientos de hacerse daño a sí mismo y la muerte mostraban la mayor discriminación, mientras que sentirse deprimido mostró la discriminación más baja.  Discusión y conclusión La Teoría de Respuesta de Item permite avances en el análisis de las propiedades psicométricas de las herramientas de evalúan la depresión y permitió concluir que el PHQ-9 puede utilizarse en poblaciones rurales de Brasil.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Depression]]></kwd>
<kwd lng="en"><![CDATA[psychometrics]]></kwd>
<kwd lng="en"><![CDATA[Patient Health Questionnaire]]></kwd>
<kwd lng="en"><![CDATA[Brazil]]></kwd>
<kwd lng="es"><![CDATA[Depresión]]></kwd>
<kwd lng="es"><![CDATA[psicometría]]></kwd>
<kwd lng="es"><![CDATA[Cuestionario de Salud del Paciente]]></kwd>
<kwd lng="es"><![CDATA[Brasil]]></kwd>
</kwd-group>
</article-meta>
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