<?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>S0185-33252022000300125</article-id>
<article-id pub-id-type="doi">10.17711/sm.0185-3325.2022.017</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Association between screen time exposure, anxiety, and sleep quality in adolescents]]></article-title>
<article-title xml:lang="es"><![CDATA[Asociación entre el tiempo de exposición a la pantalla, la ansiedad y la calidad del sueño en adolescentes]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Santiago]]></surname>
<given-names><![CDATA[Fátima Larissa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Silva]]></surname>
<given-names><![CDATA[Alison Oliveira da]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Silva]]></surname>
<given-names><![CDATA[Raflésio Ivanildo de Souza]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Melo]]></surname>
<given-names><![CDATA[Wilson Viana de Castro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodrigues Filho]]></surname>
<given-names><![CDATA[Edil de Albuquerque]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pirauá]]></surname>
<given-names><![CDATA[André Luiz Torres]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Farah]]></surname>
<given-names><![CDATA[Breno Quintella]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Oliveira]]></surname>
<given-names><![CDATA[Luciano Machado]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidade Federal de Pernambuco  ]]></institution>
<addr-line><![CDATA[Recife Pernambuco]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Centro Universitário Tabosa de Almeida Departamento de Educação Física ]]></institution>
<addr-line><![CDATA[Caruaru ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidade Federal de Pernambuco Centro Acadêmico de Vitória Departamento de Educação Física e Ciências do Esporte]]></institution>
<addr-line><![CDATA[Vitória de Santo Antão Pernambuco]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidade Federal Rural de Pernambuco Departamento de Educação Física ]]></institution>
<addr-line><![CDATA[Recife Pernambuco]]></addr-line>
<country>Brazil</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<volume>45</volume>
<numero>3</numero>
<fpage>125</fpage>
<lpage>133</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0185-33252022000300125&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0185-33252022000300125&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0185-33252022000300125&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction The increase in sedentary screen time can negatively affect the quality of sleep, impacting the performance of daily activities.  Objective To analyze the association between sedentary screen time and sleep quality, regardless of the symptoms of anxiety in adolescents of both genders.  Method Cross-sectional study integrating school-based epidemiological research with a representative sample (n = 666) of high school students (14 to 19 years old) in public schools in the municipality of Caruaru-PE. The translated versions into Portuguese of the Pittsburgh Sleep Quality Index (PSQI) and the Hospital Anxiety and Depression Scale (HAD) were applied to analyze sleep quality and anxiety, respectively. Binary logistic regression was used to analyze the association, considering sleep quality as an outcome.  Results There was a positive, statistically significant (p&lt; .001) correlation between sleep quality and symptoms of anxiety (r = .393). A significant association regarding the association between screen time and sleep quality was noted only in those adolescents classified as being possible or probable anxiety cases and only in exposure to the computer (OR = 2.337; 95% CI [1.01, 5.43]) and video games (OR = 8.083; 95% CI [2.0, 32.8]) after adjusting for gender, age, and school shift.  Discussion and conclusion Increased interaction with the screen and higher levels of anxiety can be more harmful to sleep in adolescents. Exposure to screen time, specifically those which have a greater interaction such as video games and computers, can have a negative impact on sleep quality, but only in adolescents with a higher risk of anxiety.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción Un elevado tiempo de exposición de pantalla puede afectar tanto la calidad del sueño como las actividades diarias.  Objetivo Analizar la asociación entre el tiempo de pantalla sedentario y la calidad del sueño, independientemente de los síntomas de ansiedad en adolescentes de ambos sexos.  Método Estudio transversal que integra la investigación epidemiológica escolar con una muestra representativa (n = 666) de estudiantes (14 a 19 años) de escuelas públicas de Caruaru-PE. Las versiones traducidas al portugués del Índice de Calidad del Sueño de Pittsburgh (PSQI) y la Escala de Ansiedad y Depresión Hospitalaria (HAD) se aplicaron para analizar la calidad del sueño y la ansiedad. Se utilizó regresión logística binaria para analizar la asociación, considerando como resultado la calidad del sueño.  Resultados Hubo una correlación positiva y estadísticamente significativa (p&lt; .001) entre la calidad del sueño y los síntomas de ansiedad (r = .393). Una asociación significativa en cuanto a la asociación entre el tiempo de pantalla y la calidad del sueño se observó sólo en adolescentes clasificados como casos posibles o probables de ansiedad y sólo en la exposición al ordenador (OR = 2.337; IC 95% [1.01, 5.43]) y videojuegos (OR = 8.083; 95% IC [2.0, 32.8]) después de los ajustes.  Discusión y conclusión Una mayor interacción con la pantalla y altos niveles de ansiedad pueden ser perjudiciales para el sueño. La exposición al tiempo de pantalla, específicamente aquellos con mayor interacción, como los videojuegos y las computadoras, puede afectar negativamente la calidad del sueño, pero sólo en adolescentes con mayor riesgo de ansiedad.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Sedentary behavior]]></kwd>
<kwd lng="en"><![CDATA[sleep. anxiety]]></kwd>
<kwd lng="en"><![CDATA[adolescent]]></kwd>
<kwd lng="en"><![CDATA[epidemiology]]></kwd>
<kwd lng="es"><![CDATA[Comportamiento sedentario]]></kwd>
<kwd lng="es"><![CDATA[sueño]]></kwd>
<kwd lng="es"><![CDATA[ansiedad]]></kwd>
<kwd lng="es"><![CDATA[adolescente]]></kwd>
<kwd lng="es"><![CDATA[epidemiología]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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