<?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>1729-519X</journal-id>
<journal-title><![CDATA[Revista Habanera de Ciencias Médicas]]></journal-title>
<abbrev-journal-title><![CDATA[Rev haban cienc méd]]></abbrev-journal-title>
<issn>1729-519X</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Ciencias Médicas de la Habana]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1729-519X2019000600942</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Ansiedad y calidad de sueño en estudiantes de medicina: ¿Existe una relación con la anemia?]]></article-title>
<article-title xml:lang="en"><![CDATA[Anxiety and poor sleep quality in medical students. Is there a relationship with anemia?]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Espinoza-Henriquez]]></surname>
<given-names><![CDATA[Raisa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Diaz-Mejia]]></surname>
<given-names><![CDATA[Erika]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Quincho-Estares]]></surname>
<given-names><![CDATA[Ángel J.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Toro-Huamanchumo]]></surname>
<given-names><![CDATA[Carlos J.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional del Santa Escuela Profesional de Medicina Humana ]]></institution>
<addr-line><![CDATA[Ancash ]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional del Centro del Perú Facultad de Medicina Humana ]]></institution>
<addr-line><![CDATA[Huancayo ]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad San Ignacio de Loyola Unidad de Investigación para la Generación y Síntesis de Evidencias en Salud ]]></institution>
<addr-line><![CDATA[Lima ]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Association for the Study of Medical Education (ASME)  ]]></institution>
<addr-line><![CDATA[Edinburgh ]]></addr-line>
<country>United Kingdom</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<volume>18</volume>
<numero>6</numero>
<fpage>942</fpage>
<lpage>956</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1729-519X2019000600942&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1729-519X2019000600942&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1729-519X2019000600942&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción: Los estudiantes de medicina suelen ser vulnerables a sufrir trastornos de salud mental como la ansiedad y una mala calidad de sueño. Ambos pueden repercutir negativamente en su conducta alimentaria, lo cual podría generar problemas de anemia a mediano o largo plazo durante su carrera.  Objetivo: Conocer la prevalencia de ansiedad y mala calidad de sueño y evaluar la asociación con la presencia de anemia en estudiantes de medicina de una universidad pública peruana.  Material y Métodos:  Estudio transversal analítico realizado en 80 estudiantes de medicina del primer al cuarto año. Usamos el Inventario de Ansiedad de Beck (BAI) y el Índice de Calidad de Sueño de Pittsburgh (ICSP) para evaluar síntomas de ansiedad y la calidad de sueño, respectivamente. Incluimos también data sociodemográfica, académica y conductual. Así mismo, determinamos la presencia de anemia a través de la obtención de hemoglobina, siguiendo los procedimientos estipulados por el Ministerio de Salud.  Resultados: Encontramos que el porcentaje de ansiedad y mala calidad de sueño fueron de 62,5 % y 63,7 %, respectivamente. Ser mujer (RPa: 1,39; 95 %CI: 1,01-1,91) y tener anemia moderada (RPa: 1,31; CI 95 %: 1,06-1,64) se asociaron a tener ansiedad. Por su parte, los factores asociados a una mala calidad de sueño fueron estar en Clínicas (RPa: 1,54; CI 95 %: 1,17-2,02) y tener anemia moderada (RPa: 1,52; CI 95 %: 1,09-2,11).  Conclusión: La ansiedad y la calidad de sueño fueron problemas frecuentes en los estudiantes de medicina evaluados. Tener anemia moderada fue un factor asociado para ambos casos.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  Medical students are often vulnerable to mental health disorders such as anxiety and poor sleep quality. Both can have a negative impact on their eating behavior, which could generate middle- and long-term anemia-related problems during their studies.  Objective:  To identify the prevalence of anxiety and poor sleep quality and to evaluate the association with anemia in medical students of a Peruvian public university.  Material and Methods:  We conducted a cross-sectional analytical study in 80 medical students from the first to the fourth year. We used the Beck Anxiety Inventory (BAI) and the Pittsburgh Sleep Quality Index (PSQI) to assess anxiety symptoms and sleep quality, respectively. We also included sociodemographic, academic, and behavioral data. Likewise, we determined the presence of anemia by obtaining hemoglobin results, following the procedures stipulated by the Peruvian Ministry of Health.  Results:  We found a percentage of anxiety and poor sleep quality of 62.5% and 63,7%, respectively. To be female (RPa: 1,39; 95 % CI: 1,01-1,91) and to have moderate anemia (PRa: 1,31; 95 % CI: 1,06-1,64) were associated with anxiety. On the other hand, the factors associated with poor sleep quality were to be located in Clinics (PRa: 1,54, 95 % CI: 1,17-2,02) and to have moderate anemia (PRa: 1,52, CI95 %: 1,09-2,11).  Conclusion:  Anxiety and sleep quality were frequent problems in the medical students studied. Moderate anemia was an associated factor for both cases.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Ansiedad]]></kwd>
<kwd lng="es"><![CDATA[Sueño]]></kwd>
<kwd lng="es"><![CDATA[Anemia]]></kwd>
<kwd lng="es"><![CDATA[Educación médica]]></kwd>
<kwd lng="es"><![CDATA[Estudiantes de medicina]]></kwd>
<kwd lng="en"><![CDATA[Anxiety]]></kwd>
<kwd lng="en"><![CDATA[Sleep]]></kwd>
<kwd lng="en"><![CDATA[Anemia]]></kwd>
<kwd lng="en"><![CDATA[Medical education]]></kwd>
<kwd lng="en"><![CDATA[Medical students]]></kwd>
</kwd-group>
</article-meta>
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