<?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>2448-9190</journal-id>
<journal-title><![CDATA[Revista alergia México]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. alerg. Méx.]]></abbrev-journal-title>
<issn>2448-9190</issn>
<publisher>
<publisher-name><![CDATA[Colegio Mexicano de Inmunología Clínica y Alergia A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2448-91902021000400218</article-id>
<article-id pub-id-type="doi">10.29262/ram.v68i4.922</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Factores asociados al tabaquismo en pacientes con asma durante el confinamiento por COVID-19 en una región urbana con cifras elevadas de infecciones por SARS-CoV-2]]></article-title>
<article-title xml:lang="en"><![CDATA[Factors associated with tobacco use in patients with asthma during the confinement due to COVID-19 in an urban region with high numbers of SARS-CoV-2 infections]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vázquez]]></surname>
<given-names><![CDATA[Eliza Mireya]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vázquez-Rodríguez]]></surname>
<given-names><![CDATA[Carlos Francisco]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ortega-Betancourt]]></surname>
<given-names><![CDATA[Nancy Virginia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-Montoya]]></surname>
<given-names><![CDATA[Humberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castillo-Ruiz]]></surname>
<given-names><![CDATA[Octelina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vázquez-Nava]]></surname>
<given-names><![CDATA[Francisco]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Veracruzana Facultad de Medicina Campus Minatitlán Departamento de Investigación]]></institution>
<addr-line><![CDATA[ Veracruz]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Mexicano del Seguro Social Departamento de Epidemiología ]]></institution>
<addr-line><![CDATA[Orizaba ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Autónoma de Tamaulipas Unidad Académica Multidisciplinaria Reynosa Aztlán ]]></institution>
<addr-line><![CDATA[Tamaulipas ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Autónoma de Tamaulipas Facultad de Medicina de Tampico Departamento de Investigación]]></institution>
<addr-line><![CDATA[Tamaulipas ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<volume>68</volume>
<numero>4</numero>
<fpage>218</fpage>
<lpage>224</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2448-91902021000400218&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2448-91902021000400218&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2448-91902021000400218&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Objetivo:  Determinar la prevalencia y factores de riesgo asociados al tabaquismo durante el periodo de confinamiento ante la pandemia de COVID-19.  Métodos:  Mediante un estudio analítico y transversal se analizaron los datos de 2372 participantes. La recolección de la información se realizó con un cuestionario autoadministrado construido con la herramienta Google Forms, el cual se distribuyó y aplicó a través de correo electrónico y de la plataforma de mensajería privada WhatsApp. La relación entre las variables independientes y la resultante fue determinada a través de regresión logística multivariada.  Resultados:  De la población total, 69.3 % fue del sexo femenino, la edad media de 20.11 ± 2.01 años, la prevalencia de asma de 12.2 % y la de tabaquismo activo de 13.3 %. Una mayor proporción de pacientes con asma fumaba (14.2 % versus 13.2 %), en comparación con quienes no padecían asma. La regresión logística multivariante mostró que considerar que COVID-19 no existe y no cumplir con el confinamiento se relacionaron con el tabaquismo en pacientes con asma durante la aplicación del plan de contingencia que representa la pandemia de COVID-19.  Conclusiones:  Durante el confinamiento en casa por COVID-19, la prevalencia de tabaquismo es mayor en pacientes con asma comparados con los individuos sin esta enfermedad. Los factores que favorecen lo anterior están presentes en el entorno familiar.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Objective:  To determine the prevalence and risk factors associated with tobacco use during the period of confinement in light of the COVID-19 pandemic.  Methods:  Through an analytical and cross-sectional study, the data of 2, 372 participants were analyzed. The information was collected through a self-administered questionnaire that was built with the Google Forms tool, which was distributed and applied via email and WhatsApp; the private messaging platform. The relationship between the independent variables and the outcome was determined by multivariate logistic regression analysis.  Results:  Out of the total population, 69.3 % were women, the median age was 20.11±2.01 years, the prevalence of asthma was 12.2 %, and the active tobacco use was 13.3 %. There was a higher number of patients with asthma who smoked (14.2 vs. 13.2 %) than of those who didn&#8217;t have asthma. The multivariate logistic regression analysis showed that factors like considering that COVID-19 does not exist and not being confined were related to tobacco use in patients with asthma during the implementation of the contingency plan that the COVID-19 pandemic represents.  Conclusions:  During confinement to home for COVID-19, the prevalence of tobacco use is higher in patients with asthma than in individuals without this ailment; the factors that favor the aforementioned are present in the family environment.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Comorbilidad]]></kwd>
<kwd lng="es"><![CDATA[Asma]]></kwd>
<kwd lng="es"><![CDATA[Tabaquismo]]></kwd>
<kwd lng="es"><![CDATA[COVID-19]]></kwd>
<kwd lng="es"><![CDATA[SARS-CoV-2]]></kwd>
<kwd lng="en"><![CDATA[Comorbidity]]></kwd>
<kwd lng="en"><![CDATA[Asthma]]></kwd>
<kwd lng="en"><![CDATA[Smoking]]></kwd>
<kwd lng="en"><![CDATA[COVID-19]]></kwd>
<kwd lng="en"><![CDATA[SARS-CoV-2]]></kwd>
</kwd-group>
</article-meta>
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