<?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>0016-3813</journal-id>
<journal-title><![CDATA[Gaceta médica de México]]></journal-title>
<abbrev-journal-title><![CDATA[Gac. Méd. Méx]]></abbrev-journal-title>
<issn>0016-3813</issn>
<publisher>
<publisher-name><![CDATA[Academia Nacional de Medicina de México A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0016-38132021000600618</article-id>
<article-id pub-id-type="doi">10.24875/gmm.21000221</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Comorbilidades asociadas a mortalidad materna por COVID-19 en México]]></article-title>
<article-title xml:lang="en"><![CDATA[Comorbidities associated with maternal mortality from COVID-19 in Mexico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López-Rodríguez]]></surname>
<given-names><![CDATA[Guadalupe]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Galván]]></surname>
<given-names><![CDATA[Marcos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Galván Valencia]]></surname>
<given-names><![CDATA[Oscar]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma del Estado de Hidalgo Instituto de Ciencias de la Salud ]]></institution>
<addr-line><![CDATA[Pachuca de Soto ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de la Sierra Sur Instituto de Nutrición ]]></institution>
<addr-line><![CDATA[Miahuatlán de Porfirio Díaz ]]></addr-line>
<country>México</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>157</volume>
<numero>6</numero>
<fpage>618</fpage>
<lpage>622</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0016-38132021000600618&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0016-38132021000600618&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0016-38132021000600618&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción: En México existe una sindemia en las mujeres gestantes, donde coexiste la epidemia de obesidad y enfermedades crónicas con la de enfermedad por coronavirus 2019 (COVID-19), lo que se ha asociado con un mayor riesgo de mortalidad.  Objetivo: Evaluar la asociación de las comorbilidades en la mortalidad materna por COVID-19 en México.  Material y métodos: Se utilizaron las bases de datos de COVID-19 del SISVER y los reportes de vigilancia epidemiológica de muertes maternas. Se utilizaron modelos de regresión logística multivariante para evaluar la asociación de las comorbilidades durante la gestación con mortalidad materna por COVID-19.  Resultados: Se evaluaron 29,416 mujeres embarazadas, el 39% fueron positivas para coronavirus 2 del síndrome respiratorio agudo grave, el riesgo de mortalidad materna fue 3.24 veces mayor (p &lt; 0.01) para las mujeres positivas en comparación con las negativas. La COVID-19 es la primera causa de muerte materna desde julio del 2020 y explica más del 50% del total de muertes en el 2021. La enfermedad renal crónica (razón de momios [RM]: 4.11; p &lt; 0.01) y la diabetes (RM: 2.53; p &lt; 0.01) fueron las dos principales comorbilidades asociadas positivamente a la mortalidad materna por COVID-19.  Conclusión: Las comorbilidades durante el embarazo posiblemente asociadas con un incremento de la respuesta inflamatoria y alteración de la respuesta inmunitaria incrementan el riesgo de muerte materna por COVID-19 en mujeres gestantes mexicanas.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction: In Mexico, there is a syndemic in pregnant women, where the epidemic of obesity and chronic diseases coexists with that of coronavirus disease 2019 (COVID-19), which has been associated with a higher risk of maternal mortality.  Objective: To evaluate the association of comorbidities during pregnancy with maternal mortality from COVID-19 in Mexico.  Material and methods: SISVER COVID-19 databases and epidemiological surveillance reports on maternal mortality were used. Multivariate logistic regression models were used to evaluate the association of comorbidities with maternal deaths from COVID-19.  Results: A total of 29,416 pregnant women were evaluated, out of which 39 % were positive for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2); the risk of maternal mortality was 3.24 times higher (p &lt; 0.01) for positive in comparison with negative women. COVID-19 is the leading cause of maternal death since July 2020 and explains more than 50 % of total deaths in 2021. Chronic kidney disease (odds ratio [OR]: 4.11; p &lt; 0.01) and diabetes (OR: 2.53; p &lt; 0.01) were the two main comorbidities that were positively associated with maternal death from COVID-19.  Conclusion: Comorbidities during pregnancy that are possibly associated with an increase in the inflammatory response and an alteration of the immune response increase the risk of maternal death from COVID-19 in Mexican pregnant women.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Comorbilidad]]></kwd>
<kwd lng="es"><![CDATA[COVID-19]]></kwd>
<kwd lng="es"><![CDATA[Mortalidad materna]]></kwd>
<kwd lng="es"><![CDATA[SARS-CoV-2]]></kwd>
<kwd lng="en"><![CDATA[Comorbidity]]></kwd>
<kwd lng="en"><![CDATA[COVID-19]]></kwd>
<kwd lng="en"><![CDATA[Maternal mortality]]></kwd>
<kwd lng="en"><![CDATA[SARS-CoV-2]]></kwd>
</kwd-group>
</article-meta>
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