<?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>0034-7507</journal-id>
<journal-title><![CDATA[Revista Cubana de Estomatología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Estomatol]]></abbrev-journal-title>
<issn>0034-7507</issn>
<publisher>
<publisher-name><![CDATA[Editorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0034-75072023000300001</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Validity and reliability of a depression, anxiety and stress scale in Cuban dental students during the COVID-19]]></article-title>
<article-title xml:lang="es"><![CDATA[Validez y confiablidad de una escala para medir depresión, ansiedad y estrés aplicada a estudiantes de estomatología cubanos durante la COVID-19]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Villegas-Maestre]]></surname>
<given-names><![CDATA[José Daniel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pedraza-Rodríguez]]></surname>
<given-names><![CDATA[Elys María]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Corrales-Reyes]]></surname>
<given-names><![CDATA[Ibraín Enrique]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carranza-Esteban]]></surname>
<given-names><![CDATA[Renzo Felipe]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mamani-Benito]]></surname>
<given-names><![CDATA[Oscar Javier]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Ciencias Médicas de Granma Hospital Clínico Quirúrgico Docente Celia Sánchez Manduley ]]></institution>
<addr-line><![CDATA[Manzanillo, Granma ]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Ciencias Médicas de Villa Clara. Facultad de Medicina  ]]></institution>
<addr-line><![CDATA[Santa Clara, Villa Clara ]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de Ciencias Médicas de Granma Hospital General Universitario Carlos Manuel de Céspedes ]]></institution>
<addr-line><![CDATA[Bayamo, Granma ]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad San Ignacio de Loyola Facultad de Humanidades ]]></institution>
<addr-line><![CDATA[ Lima]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Universidad Señor de Sipán Facultad de Derecho y Humanidades Escuela de Psicología]]></institution>
<addr-line><![CDATA[Chiclayo ]]></addr-line>
<country>Peru</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2023</year>
</pub-date>
<volume>60</volume>
<numero>3</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0034-75072023000300001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0034-75072023000300001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0034-75072023000300001&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction: An indisputable consequence has to do with the psychological impact of the COVID-19 on health professionals and students. In Cuba, these psychological manifestations have scarcely been investigated, and there are no reports in the dental undergraduate program. Objective: To analyze the evidences of validity and reliability of a depression, anxiety and stress scale in Cuban dental students in the context of COVID-19.  Methods:  An instrumental and cross-sectional study was carried out, which included students of all years and Cuban universities. A documentary measurement instrument was validated, using its main psychometric evidence. Convergent validity was analyzed and reliability was estimated using Cronbach's alpha coefficient.  Results:  301 students were included, of which 74.09 % were women and whose ages ranged from 17 to 30 years. The asymmetry and kurtosis values of all items were adequate. The confirmatory factorial analysis showed that the factorial structure of 21 items distributed in 3 factors is satisfactory. The goodness of fit indices was equally satisfactory. The scale factors are directly and significantly related with the Generalized Anxiety Disorder-2 (p&lt;0.01) and the Patient Health Questionnaire-2 (p&lt;0.01); the scale shows evidences of convergent validity. With Cronbach's &#945; coefficient, the scale scores were estimated to be reliable.  Conclusions:  The depression, anxiety and stress scale (DASS-21) in Cuban dental students in the context of COVID-19 turned out to be valid and reliable, in addition to allowing the evaluation of the dimensions of these three factors in this sector of the society.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  La COVID-19 produce un innegable impacto psicológico en estudiantes y profesionales de la salud. En Cuba, estas manifestaciones psicológicas apenas se han estudiado, y no existen informes al respecto en el programa de pregrado que corresponde a estomatología.  Objetivo:  Analizar las evidencias sobre validez y confiablidad de una escala para medir depresión, ansiedad y estrés en estudiantes de estomatología cubanos en el contexto de la COVID-19.  Métodos:  Se realizó un estudio instrumental y trasversal con estudiantes de todos los cursos y universidades cubanas. Se validó un instrumento de medición de tipo documental mediante su principal evidencia psicométrica. Se analizó la validez convergente y se estimó la confiabilidad mediante el coeficiente alfa de Cronbach.  Resultados:  Se incluyeron 301 estudiantes, el 74,09 % de los cuales son mujeres y cuyas edades oscilan de diecisiete a treinta años. Los valores de la asimetría y la curtosis de todos los ítems fueron adecuados. El análisis factorial confirmatorio mostró que la estructura factorial de los 21 ítems distribuidos en tres factores es satisfactoria. La bondad de los índices de ajuste también fue satisfactoria. Los factores de la escala están directa y significativamente relacionados con la escala para medir el trastorno de ansiedad gefneralizas-2 (p&lt;0,01) y con el cuestionario sobre salud del paciente-2. La escala muestra evidencias de validez convergente. El coeficiente alfa de Cronbach permitió estimar la confiablidad de las puntuaciones del instrumento.  Conclusiones:  La escala para medir depresión, ansiedad y estrés (DASS-21) aplicada a estudiantes de estomatología cubanos en el contexto de la COVID-19 resulto ser válida y confiable, además de permitir la evaluación de las dimensiones de estos tres factores en este sector de la sociedad.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Depression]]></kwd>
<kwd lng="en"><![CDATA[Anxiety]]></kwd>
<kwd lng="en"><![CDATA[Stress]]></kwd>
<kwd lng="en"><![CDATA[Dental students]]></kwd>
<kwd lng="en"><![CDATA[COVID-19]]></kwd>
<kwd lng="en"><![CDATA[Surveys and Questionnaires]]></kwd>
<kwd lng="es"><![CDATA[depresión]]></kwd>
<kwd lng="es"><![CDATA[ansiedad]]></kwd>
<kwd lng="es"><![CDATA[estrés]]></kwd>
<kwd lng="es"><![CDATA[estudiantes de estomatología]]></kwd>
<kwd lng="es"><![CDATA[COVID-19]]></kwd>
<kwd lng="es"><![CDATA[encuetas y cuestionarios]]></kwd>
</kwd-group>
</article-meta>
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