<?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>2444-054X</journal-id>
<journal-title><![CDATA[Cirugía y cirujanos]]></journal-title>
<abbrev-journal-title><![CDATA[Cir. cir.]]></abbrev-journal-title>
<issn>2444-054X</issn>
<publisher>
<publisher-name><![CDATA[Academia Mexicana de Cirugía A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2444-054X2022000400459</article-id>
<article-id pub-id-type="doi">10.24875/ciru.21000791</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Factors affecting post-operative complications and mortality in surgical patients with and without COVID-19]]></article-title>
<article-title xml:lang="es"><![CDATA[Factores que afectan a las complicaciones postoperatorias y a la mortalidad en pacientes quirúrgicos con y sin COVID-19]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Y&#305;lmaz]]></surname>
<given-names><![CDATA[Habip]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ba&#351;l&#305;lar]]></surname>
<given-names><![CDATA[&#352;eyma]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[&#352;aylan]]></surname>
<given-names><![CDATA[Bengü]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Güven]]></surname>
<given-names><![CDATA[Bülent Bar&#305;&#351;]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Dr. Siyami Ersek Thoracic and Cardiovascular Surgery Training and Research Hospital  ]]></institution>
<addr-line><![CDATA[Istanbul ]]></addr-line>
<country>Turkey</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Umraniye Training and Research Hospital  ]]></institution>
<addr-line><![CDATA[Istanbul ]]></addr-line>
<country>Turkey</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Sultan 2 Abdulhamid Han Training and Research Hospital  ]]></institution>
<addr-line><![CDATA[Istanbul ]]></addr-line>
<country>Turkey</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Sultan 2 Abdulhamid Han Training and Research Hospital  ]]></institution>
<addr-line><![CDATA[Istanbul ]]></addr-line>
<country>Turkey</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2022</year>
</pub-date>
<volume>90</volume>
<numero>4</numero>
<fpage>459</fpage>
<lpage>466</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2444-054X2022000400459&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2444-054X2022000400459&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2444-054X2022000400459&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Objective: The objective of the study was to evaluate the effect of COVID-19 on the outcomes of surgical patients and the factors associated with postoperative complications and mortality.  Methods: The study included hospitalized patients with similar demographic and clinical features, who underwent similar surgical operations with a positive polymerase chain reaction test for SARS CoV-2 before or within days following the surgery (COVID-19 group) and a control group was formed of patients who tested negative for COVID-19. The two groups were compared in terms of demographic, clinical, and laboratory data, the presence of pneumonia, complications, and 30-day post-operative mortality.  Results: The diagnosis for COVID-19 increased the risk of complications and mortality. Age, CRP, D-dimer, ASA Grade 3-4, &gt; 2 comorbidities, and pneumonia were determined to be factors increasing the risk of complications. Age, CRP, &gt; 2 comorbidities, emergency operations, and pneumonia were determined to increase the risk of mortality.  Conclusion: As patients with peri/post-operative COVID-19 positivity might be at increased risk of postoperative complications and mortality, emergency surgery in infected cases should be delayed in appropriate cases.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Objetivo: Nos propusimos evaluar el efecto de la COVID-19 en los resultados de los pacientes quirúrgicos y los factores relacionados con las complicaciones postoperatorias y la mortalidad.  Métodos: Se incluyeron los pacientes hospitalizados sometidos a operaciones quirúrgicas similares con características demográficas y clínicas similares con una prueba de reacción en cadena de la polimerasa positiva para el CoV-2 del SARS antes/en los días siguientes a la cirugía (grupo COVID-19) y los controles negativos. Los dos grupos se compararon en términos demográficos, clínicos y de laboratorio de la presencia de neumonía, las complicaciones y la mortalidad a los 30 días del postoperatorio.  Resultados: El diagnóstico de COVID-19 aumentó el riesgo de complicaciones y mortalidad. La edad, la CRP, el Dímero D, el grado 3-4 de la ASA, tener más de 2 comorbilidades y neumonía se relacionaron con un mayor riesgo de complicaciones. Mientras que la edad, la PCR, tener más de dos comorbilidades, las operaciones de urgencia y la neumonía se relacionaron con un mayor riesgo de mortalidad.  Conclusiones: Los pacientes con COVID-19 pre/postoperatorio podrían tener un mayor riesgo de complicaciones postoperatorias y de mortalidad, por lo que las cirugías de urgencia en casos infectados podrían retrasarse en los casos adecuados.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[COVID-19]]></kwd>
<kwd lng="en"><![CDATA[Surgery]]></kwd>
<kwd lng="en"><![CDATA[Complications]]></kwd>
<kwd lng="en"><![CDATA[Mortality]]></kwd>
<kwd lng="es"><![CDATA[COVID-19]]></kwd>
<kwd lng="es"><![CDATA[Cirugía]]></kwd>
<kwd lng="es"><![CDATA[Complicaciones]]></kwd>
<kwd lng="es"><![CDATA[Mortalitad]]></kwd>
</kwd-group>
</article-meta>
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