<?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>0138-6557</journal-id>
<journal-title><![CDATA[Revista Cubana de Medicina Militar]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cub Med Mil]]></abbrev-journal-title>
<issn>0138-6557</issn>
<publisher>
<publisher-name><![CDATA[Centro Nacional de Información de Ciencias MédicasEditorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0138-65572022000100003</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Escala de preocupación por el contagio de una variante de la COVID-19 (EPCNVCov-19)]]></article-title>
<article-title xml:lang="en"><![CDATA[Scale of concern about infection with a variant of COVID-19 (EPCNVCov-19)]]></article-title>
</title-group>
<contrib-group>
<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]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ruiz Mamani]]></surname>
<given-names><![CDATA[Percy G.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mejia]]></surname>
<given-names><![CDATA[Christian R.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad San Ignacio de Loyola Facultad de Humanidades Grupo de Investigación Avances en Investigación Psicológica]]></institution>
<addr-line><![CDATA[ Lima]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Peruana Unión  ]]></institution>
<addr-line><![CDATA[ Juliaca]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Privada San Juan Bautista  ]]></institution>
<addr-line><![CDATA[ Lima]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Norbert Wiener Centro de Investigación en Medicina Traslacional ]]></institution>
<addr-line><![CDATA[ Lima]]></addr-line>
<country>Peru</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2022</year>
</pub-date>
<volume>51</volume>
<numero>1</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0138-65572022000100003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0138-65572022000100003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0138-65572022000100003&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción: Desde el inicio de la pandemia por la COVID-19, se han documentado diversas variantes del virus, lo cual ha provocado preocupación en la población.  Objetivos: Analizar las propiedades psicométricas de una escala de preocupación por el contagio de una variante de la COVID-19 (EPCNVCov-19).  Métodos: Se realizó un estudio instrumental, que adaptó 5 preguntas de tipo Likert de una escala previamente validada (EPCov-19), se aplicó de forma virtual a 407 personas (56,5 % mujeres) de diversos departamentos en el Perú. Para analizar la evidencia de validez de contenido se empleó el coeficiente V de Aiken, el análisis de la estructura interna a través del análisis factorial confirmatorio, la confiabilidad fue estimada mediante el coeficiente Omega. Además, se hizo los análisis de invarianza por género y validez convergente y discriminante.  Resultados: La EPCNVCov-19 se adaptó en tiempo y contexto, los ítems recibieron una valoración satisfactoria de los expertos (coeficiente V de Aiken &gt; 0,70). Con los índices de bondad de ajuste se confirmó la estructura unidimensional de la escala (&#967;2 = 9,36, gl = 5, p= 0,09; CFI = 0,999; TLI = 0,999; RMSEA = 0,046 [IC90 % 0,00 - 0,092] y SRMR = 0,015). El análisis de invarianza muestra que la EPCNVCov-19 puede ser utilizada en individuos de ambos sexos. La escala presenta una aceptable confiabilidad (&#969; &gt; 0,8). Asimismo, se alcanzó evidencias de validez convergente y discriminante.  Conclusión: La EPCNVCov-19 es una medida breve válida, confiable e invariante según sexo en la población peruana.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction: Since the beginning of the COVID-19 pandemic, several variants of the virus have been documented, generating greater concern among the population.  Objective: To analyze the psychometric properties of a scale of concern about the contagion of a variant of COVID-19 (EPCNVCov-19).  Methods: An instrumental study, which adapted 5 Likert-type questions from a previously validated scale (EPCNVCov-19), was conducted and applied virtually to 407 people (56.5 % women) from different departments in Peru. To analyze the evidence of content validity, the Aiken V coefficient was used, the analysis of internal structure through confirmatory factor analysis, and reliability was estimated by means of the Omega coefficient. In addition, analyses of invariance by gender and convergent and discriminant validity were performed.  Results: The EPCNVCov-19 was adapted in time and context, and the items received a satisfactory rating from the experts (Aiken's V coefficient &gt; 0.70). With the goodness-of-fit indices, the unidimensional structure of the scale was confirmed (&#967;2 = 9,36, df = 5, p = 0,09; CFI = 0,999; TLI = 0.999; RMSEA = 0.046 [CI90 % 0.00 - 0.092] and SRMR = 0.015). The invariance analysis shows that the EPCNVCov-19 can be used in individuals of both sexes.  Conclusion: The scale presents acceptable reliability (&#969; &gt; 0,8). Likewise, evidence of convergent and discriminant validity was achieved. In conclusion, the EPCNVCov-19 is a valid, reliable and sex-invariant brief measure in the Peruvian population.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[estudio de validación]]></kwd>
<kwd lng="es"><![CDATA[variantes de la COVID-19]]></kwd>
<kwd lng="es"><![CDATA[salud mental]]></kwd>
<kwd lng="es"><![CDATA[Perú]]></kwd>
<kwd lng="en"><![CDATA[validation study]]></kwd>
<kwd lng="en"><![CDATA[variants of COVID-19]]></kwd>
<kwd lng="en"><![CDATA[mental health]]></kwd>
<kwd lng="en"><![CDATA[Peru]]></kwd>
</kwd-group>
</article-meta>
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