<?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>2007-5057</journal-id>
<journal-title><![CDATA[Investigación en educación médica]]></journal-title>
<abbrev-journal-title><![CDATA[Investigación educ. médica]]></abbrev-journal-title>
<issn>2007-5057</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Facultad de Medicina]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-50572019000300048</article-id>
<article-id pub-id-type="doi">10.22201/facmed.20075057e.2019.31.18118</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Cambios en la calidad de sueño, somnolencia diurna, ansiedad y depresión durante el internado médico de pregrado]]></article-title>
<article-title xml:lang="en"><![CDATA[Changes in sleep quality, diurnal somnolence, anxiety and depression through undergraduate medical internship]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gómez Landeros]]></surname>
<given-names><![CDATA[Ofelia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zúñiga Valadés]]></surname>
<given-names><![CDATA[Alberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Granados Cosme]]></surname>
<given-names><![CDATA[José Arturo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Velasco Arenas]]></surname>
<given-names><![CDATA[Félix Eduardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma Metropolitana Departamento de Atención a la Salud ]]></institution>
<addr-line><![CDATA[Xochimilco ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Autónoma Metropolitana Departamento de Atención a la Salud ]]></institution>
<addr-line><![CDATA[Xochimilco ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2019</year>
</pub-date>
<volume>8</volume>
<numero>31</numero>
<fpage>48</fpage>
<lpage>54</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-50572019000300048&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-50572019000300048&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-50572019000300048&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción  Las dificultades crónicas de sueño, así como la privación de éste se asocian con trastornos como la depresión y la ansiedad, estas patologías han sido observadas por diferentes investigaciones en estudiantes del internado de medicina, en quienes el porcentaje de malos dormidores oscila entre 60% a 90%.  Objetivo  Evaluar los cambios en la calidad de sueño, somnolencia diurna, ansiedad y depresión al inicio y al final del internado médico en estudiantes de una Universidad pública.  Método  Se realizó un estudio observacional, prospectivo y longitudinal por medio de medición de variables en una cohorte al inicio y al final del internado. Del total de los médicos internos de pregrado de la generación julio 2016 (N= 51), se seleccionó una muestra aleatoria (n=45) en la que se aplicaron los instrumentos: índice de calidad de sueño Pittsburgh, escala de somnolencia Epworth, e Inventarios de Beck para Ansiedad y Depresión. Se realizó estadística descriptiva con medidas de tendencia central y de dispersión, así como las pruebas estadísticas McNemar para calidad de sueño y Wilcoxon para somnolencia diurna, ansiedad y depresión. La información se procesó con el programa SPSS versión 22 con Nivel de significancia de 0.05.  Resultados  Al final del internado médico se incrementó la mala calidad de sueño, la somnolencia diurna y los niveles de ansiedad presentando diferencias estadísticamente significativas. Se vieron afectados los grados de depresión en forma negativa sin mostrar significancia.  Conclusiones  Tanto la ansiedad como la depresión mostraron una elevación importante de sus prevalencias al final del internado médico, por lo que se recomienda realizar evaluaciones periódicas medidas de prevención y valorar la influencia de diversos estresores.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction  chronicle difficulties in sleeping, as well as its privation are associated with disorders such as depression and anxiety; these pathologies have been observed by different researches on undergraduate medical internship students, whose bad sleepers percentage oscillates between 60 and 90%.  Objective  To evaluate changes in sleep quality, diurnal somnolence, anxiety and depression among students, both at the start and at the end of an undergraduate medical internship in a public university.  Methods  It was carried out an observational, prospective and longitudinal study, throughout variable measurement in a cohort both at the start and at the end of an undergraduate medical internship. From the total amount of undergraduate physicians of 2016 July generation (N=51), it was selected a fortuitous sample (n=45) where these instruments were applied: Pittsburgh sleep quality index, Epworth somnolence scale, Beck inventories for anxiety and depression, McNemar statistical tests for sleep quality, as well as Wilcoxon for diurnal somnolence, anxiety and depression. The information obtained was processed by SPSS software, version 22, with a significance level of 0.05.  Results  At the end of the medical internship the bad sleep quality, diurnal somnolence and anxiety level increased, presenting statistically significant differences. Depression degrees were negatively affected without apparent significance.  Conclusions  Both anxiety and depression showed an important increase of their prevalence by the end of the medical internship. Due to these situations, we recommend to implement periodically evaluations, prevention strategies and to assess the influence of several stressors.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Calidad de sueño]]></kwd>
<kwd lng="es"><![CDATA[ansiedad]]></kwd>
<kwd lng="es"><![CDATA[depresión]]></kwd>
<kwd lng="es"><![CDATA[estudiantes de medicina]]></kwd>
<kwd lng="en"><![CDATA[Quality of sleep]]></kwd>
<kwd lng="en"><![CDATA[anxiety]]></kwd>
<kwd lng="en"><![CDATA[depression]]></kwd>
<kwd lng="en"><![CDATA[medical student]]></kwd>
</kwd-group>
</article-meta>
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<surname><![CDATA[Givens]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Tjia]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Depressed medical students&#8217; use of mental health services and barriers to use]]></article-title>
<source><![CDATA[Acad Med]]></source>
<year>2002</year>
<volume>77</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>918-21</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
