<?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>2011-7582</journal-id>
<journal-title><![CDATA[Revista Colombiana de Cirugía]]></journal-title>
<abbrev-journal-title><![CDATA[rev. colomb. cir.]]></abbrev-journal-title>
<issn>2011-7582</issn>
<publisher>
<publisher-name><![CDATA[Asociación Colombiana de Cirugía]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2011-75822023000200300</article-id>
<article-id pub-id-type="doi">10.30944/20117582.2281</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Estudio de los desenlaces perioperatorios de la apendicitis aguda durante la pandemia por COVID-19: un estudio observacional analítico de cohorte]]></article-title>
<article-title xml:lang="en"><![CDATA[Study of perioperative outcomes of acute appendicitis during the COVID-19 pandemic: An analytical observational cohort study]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Segnini-Rodríguez]]></surname>
<given-names><![CDATA[Franco J.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vega-Peña]]></surname>
<given-names><![CDATA[Neil Valentín]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gamboa]]></surname>
<given-names><![CDATA[María Paula]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Domínguez]]></surname>
<given-names><![CDATA[Luis Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lotero]]></surname>
<given-names><![CDATA[Juan David]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Flórez]]></surname>
<given-names><![CDATA[Mitzi Stephanie]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de la Sabana  ]]></institution>
<addr-line><![CDATA[Chía ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de la Sabana  ]]></institution>
<addr-line><![CDATA[Chía ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de la Sabana  ]]></institution>
<addr-line><![CDATA[Chía ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad de la Sabana  ]]></institution>
<addr-line><![CDATA[Chía ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Universidad de la Sabana  ]]></institution>
<addr-line><![CDATA[Chía ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2023</year>
</pub-date>
<volume>38</volume>
<numero>2</numero>
<fpage>300</fpage>
<lpage>312</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S2011-75822023000200300&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S2011-75822023000200300&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S2011-75822023000200300&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción.  La condición de pandemia por COVID-19 impactó a la sociedad y los sistemas de salud a nivel mundial. Las adaptaciones institucionales procuraron mantener la calidad de la atención a pesar de un contexto organizacional desfavorable. La apendicitis aguda requirió ser manejada en un nuevo escenario institucional. El objetivo de este estudio fue evaluar la efectividad del tratamiento quirúrgico de la apendicitis durante la pandemia.  Métodos.  Estudio observacional analítico, retrospectivo, en el que se incluyeron pacientes sometidos a apendicectomía, antes y durante la pandemia por COVID-19. Se evaluaron las complicaciones, infección del sitio operatorio, reingresos y estancia hospitalaria. Adicionalmente, se analizaron los desenlaces en los 3 picos epidemiológicos de la pandemia. Se efectuaron estadísticas descriptivas y analíticas entre los grupos a comparar.  Resultados.  Se incluyeron 1521 pacientes con apendicitis, 48,3 % operados antes y 51,7 % durante la pandemia. No hubo diferencias entre los grupos en complicaciones (p=0,352), infección del sitio operatorio (p=0,191), reingreso en los primeros 30 días (p=0,605) y estancia hospitalaria (p=0,514). El manejo de la apendicitis durante el tercer pico fue similar a las prácticas habituales. El tiempo de evolución fue mayor durante la pandemia (p=0,04) y los pacientes fueron llevados a cirugía más pronto que previo a la pandemia (p&lt;0,001).  Conclusiones.  No se evidenció un incremento de complicaciones quirúrgicas, reingresos, estancia hospitalaria ni infección del sitio operatorio en los pacientes operados durante la pandemia. Hubo un efecto favorable para los pacientes como consecuencia de la adaptación institucional en la pandemia por COVID-19.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction.  COVID-19 pandemic impacted society and health systems worldwide. The institutional adaptations sought to maintain the quality of care in an unfavorable organizational context. Acute appendicitis was required to be managed in a new institutional setting. The effectiveness of surgical treatment of appendicitis during the pandemic was evaluated.  Methods.  Retrospective analytical observational study, in patients with appendectomy, before and during COVID-19 pandemic. Complications, surgical site infections, readmissions, and hospital stay were evaluated. Additionally, the outcomes in the 3 epidemiological peaks of the pandemic were analyzed. Descriptive and analytical statistics were performed between the groups to be compared.  Results.  A total of 1521 patients with appendicitis were included, 48.3% before and 51.7% during the pandemic. There were no differences in complications (p=0.352), operative site infection (p=0.191), readmission at 30 days (p=0.605), and hospital stay (p=0.514) between the groups. Management of appendicitis during the 3rd peak was like usual practices. There was a long evolution time during the pandemic (p=0.04) and the patients were taken to surgery sooner than before the pandemic (p&lt;0.001).  Conclusions.  There was no evidence of an increase in surgical complications, readmissions, hospital stay, and surgical site infections during patients who underwent surgery. There was a favorable effect for patients because of institutional adaptation in the COVID-19 pandemic.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[infecciones por coronavirus]]></kwd>
<kwd lng="es"><![CDATA[pandemias]]></kwd>
<kwd lng="es"><![CDATA[apendicitis]]></kwd>
<kwd lng="es"><![CDATA[evaluación de resultado en la atención de salud]]></kwd>
<kwd lng="es"><![CDATA[tiempo de internación]]></kwd>
<kwd lng="es"><![CDATA[complicaciones posoperatorias]]></kwd>
<kwd lng="en"><![CDATA[coronavirus infections]]></kwd>
<kwd lng="en"><![CDATA[pandemics]]></kwd>
<kwd lng="en"><![CDATA[appendicitis]]></kwd>
<kwd lng="en"><![CDATA[health care outcome assessment]]></kwd>
<kwd lng="en"><![CDATA[length of stay]]></kwd>
<kwd lng="en"><![CDATA[postoperative complications]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="">
<collab>Ministerio de Salud y Protección social</collab>
<source><![CDATA[Colombia confirma su primer caso de COVID-19]]></source>
<year>2021</year>
</nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="">
<collab>Presidencia de la República de Colombia</collab>
<source><![CDATA[Decreto 457 de 2020]]></source>
<year>2020</year>
</nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="">
<collab>Presidencia de la República de Colombia</collab>
<source><![CDATA[Decreto 417 de 2020]]></source>
<year>2020</year>
</nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Alquézar-Arbé]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Piñera]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Jacob]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Martín]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Jiménez]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Llorens]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Impact of the COVID-19 pandemic on hospital emergency departments: Results of a survey of departments in 2020 - The Spanish ENCOVUR study]]></article-title>
<source><![CDATA[Emergencias.]]></source>
<year>2020</year>
<volume>32</volume>
<page-range>320-31</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="">
<collab>Organización Panamericana de la salud</collab>
<source><![CDATA[166a Sesión del Comité Ejecutivo: Pandemia de COVID-19 en la regio&#769;n de las Ame&#769;ricas]]></source>
<year>2020</year>
</nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Barrios-Parra]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Prieto-Ortiz]]></surname>
<given-names><![CDATA[RG]]></given-names>
</name>
<name>
<surname><![CDATA[Torregrosa-Almonacid]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Álvarez-Tamayo]]></surname>
<given-names><![CDATA[CA]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández-Restrepo]]></surname>
<given-names><![CDATA[JD]]></given-names>
</name>
<name>
<surname><![CDATA[González-Higuera]]></surname>
<given-names><![CDATA[LG]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Volver a empezar: cirugía electiva durante la pandemia del SARS-CoV2. Recomendaciones desde la Asociación Colombiana de Cirugía]]></article-title>
<source><![CDATA[Rev Colomb Cir.]]></source>
<year>2020</year>
<volume>35</volume>
<page-range>302-21</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cuevas-López]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Ayala]]></surname>
<given-names><![CDATA[JC]]></given-names>
</name>
<name>
<surname><![CDATA[Velásquez-Jiménez]]></surname>
<given-names><![CDATA[OA]]></given-names>
</name>
<name>
<surname><![CDATA[Navarro-Alean]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
<name>
<surname><![CDATA[González-Higuera]]></surname>
<given-names><![CDATA[LG]]></given-names>
</name>
<name>
<surname><![CDATA[Zurita]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Recomendaciones para el manejo de los pacientes quirúrgicos urgentes durante la pandemia COVID-19]]></article-title>
<source><![CDATA[Rev Colomb Cir.]]></source>
<year>2020</year>
<volume>35</volume>
<page-range>143-52</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[The Lancet Rheumatology. Too long to wait: the impact of COVID-19 on elective surgery]]></article-title>
<source><![CDATA[Lancet Rheumatol.]]></source>
<year>2021</year>
<volume>3</volume>
</nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Brown]]></surname>
<given-names><![CDATA[NJ]]></given-names>
</name>
<name>
<surname><![CDATA[Wilson]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Szabadi]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Quon]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Ong]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Himstead]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Ethical considerations and patient safety concerns for cancelling non-urgent surgeries during the COVID-19 pandemic: a review]]></article-title>
<source><![CDATA[Patient Saf Surg.]]></source>
<year>2021</year>
<volume>15</volume>
<page-range>19</page-range></nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Nepogodiev]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Omar]]></surname>
<given-names><![CDATA[OM]]></given-names>
</name>
<name>
<surname><![CDATA[Glasbey]]></surname>
<given-names><![CDATA[JC]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Simoes]]></surname>
<given-names><![CDATA[JFF]]></given-names>
</name>
<name>
<surname><![CDATA[Abbott]]></surname>
<given-names><![CDATA[TEF]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Elective surgery cancellations due to the COVID-19 pandemic: global predictive modelling to inform surgical recovery plans]]></article-title>
<source><![CDATA[Br J Surg.]]></source>
<year>2020</year>
<volume>107</volume>
<page-range>1440-9</page-range></nlm-citation>
</ref>
<ref id="B11">
<label>11</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ielpo]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Podda]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Pellino]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Pata]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Caruso]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Gravante]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Global attitudes in the management of acute appendicitis during COVID-19 pandemic: ACIE Appy Study]]></article-title>
<source><![CDATA[Br J Surg.]]></source>
<year>2020</year>
<volume>108</volume>
<page-range>717-26</page-range></nlm-citation>
</ref>
<ref id="B12">
<label>12</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Moletta]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Pierobon]]></surname>
<given-names><![CDATA[ES]]></given-names>
</name>
<name>
<surname><![CDATA[Capovilla]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Costantini]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Salvador]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Merigliano]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<source><![CDATA[Int J Surg.]]></source>
<year>2020</year>
<volume>79</volume>
<page-range>180-8</page-range></nlm-citation>
</ref>
<ref id="B13">
<label>13</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hernández-Cortez]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[de León-Rendón]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez-Luna]]></surname>
<given-names><![CDATA[MS]]></given-names>
</name>
<name>
<surname><![CDATA[Guzmán-Ortíz]]></surname>
<given-names><![CDATA[JD]]></given-names>
</name>
<name>
<surname><![CDATA[Palomeque-López]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Cruz-López]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Apendicitis aguda: revisión de la literatura]]></article-title>
<source><![CDATA[Cirujano General.]]></source>
<year>2019</year>
<volume>41</volume>
<page-range>33-8</page-range></nlm-citation>
</ref>
<ref id="B14">
<label>14</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bhangu]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Søreide]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Di Saverio]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Assarsson]]></surname>
<given-names><![CDATA[JH]]></given-names>
</name>
<name>
<surname><![CDATA[Drake]]></surname>
<given-names><![CDATA[FT]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Acute appendicitis: Modern understanding of pathogenesis, diagnosis, and management]]></article-title>
<source><![CDATA[Lancet.]]></source>
<year>2015</year>
<volume>386</volume>
<page-range>1278-87</page-range></nlm-citation>
</ref>
<ref id="B15">
<label>15</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mosquera]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Kadamani]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Pacheco]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Villarreal]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Ayala]]></surname>
<given-names><![CDATA[JC]]></given-names>
</name>
<name>
<surname><![CDATA[Fajardo]]></surname>
<given-names><![CDATA[LP]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Apendicectomía laparoscópica versus abierta: comparables...]]></article-title>
<source><![CDATA[Rev Colomb Cir.]]></source>
<year>2012</year>
<volume>27</volume>
<page-range>121-8</page-range></nlm-citation>
</ref>
<ref id="B16">
<label>16</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jaschinski]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Mosch]]></surname>
<given-names><![CDATA[CG]]></given-names>
</name>
<name>
<surname><![CDATA[Eikermann]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Neugebauer]]></surname>
<given-names><![CDATA[EAM]]></given-names>
</name>
<name>
<surname><![CDATA[Sauerland]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Laparoscopic versus open surgery for suspected appendicitis]]></article-title>
<source><![CDATA[Cochrane Database Syst Rev.]]></source>
<year>2018</year>
<volume>11</volume>
<page-range>CD001546</page-range></nlm-citation>
</ref>
<ref id="B17">
<label>17</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ruiz-Patiño]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Rey]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Molina]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Dominguez]]></surname>
<given-names><![CDATA[LC]]></given-names>
</name>
<name>
<surname><![CDATA[Rugeles]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cost-effectiveness of laparoscopic versus open appendectomy in developing nations: a Colombian analysis]]></article-title>
<source><![CDATA[J Surg Res.]]></source>
<year>2018</year>
<volume>224</volume>
<page-range>33-7</page-range></nlm-citation>
</ref>
<ref id="B18">
<label>18</label><nlm-citation citation-type="book">
<collab>World Health Organizations</collab>
<source><![CDATA[Global guidelines on the prevention of surgical site infection]]></source>
<year>2018</year>
<edition>2nd edition</edition>
<page-range>186</page-range><publisher-loc><![CDATA[Geneva ]]></publisher-loc>
<publisher-name><![CDATA[World Health Organization]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B19">
<label>19</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Di Saverio]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Podda]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[De Simone]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Ceresoli]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Augustin]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Gori]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Diagnosis and treatment of acute appendicitis: 2020 update of the WSES Jerusalem guidelines]]></article-title>
<source><![CDATA[World J Emerg Surg.]]></source>
<year>2020</year>
<volume>15</volume>
<page-range>27</page-range></nlm-citation>
</ref>
<ref id="B20">
<label>20</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ho]]></surname>
<given-names><![CDATA[SL]]></given-names>
</name>
<name>
<surname><![CDATA[Lau]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[CT]]></given-names>
</name>
<name>
<surname><![CDATA[Cheung]]></surname>
<given-names><![CDATA[SL]]></given-names>
</name>
<name>
<surname><![CDATA[Wong]]></surname>
<given-names><![CDATA[KF]]></given-names>
</name>
<name>
<surname><![CDATA[Leung]]></surname>
<given-names><![CDATA[SK]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Impact of Coronavirus disease 2019 (COVID-19) on acute appendicitis in Hong Kong: A retrospective cohort study in a local cluster hospital]]></article-title>
<source><![CDATA[Surg Pract.]]></source>
<year>2021</year>
<volume>25</volume>
<page-range>25-31</page-range></nlm-citation>
</ref>
<ref id="B21">
<label>21</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pértegas-Díaz]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Pita-Fernández]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cálculo del tamaño muestral en estudios de casos y controles]]></article-title>
<source><![CDATA[Cálculos online]]></source>
<year></year>
</nlm-citation>
</ref>
<ref id="B22">
<label>22</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Manikandan]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Munjuluru]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Farhatha]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Maqbool]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Chakrabarty]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Banacka]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<source><![CDATA[Colombia: los datos, gráficos y mapas más recientes sobre el coronavirus]]></source>
<year>2021</year>
</nlm-citation>
</ref>
<ref id="B23">
<label>23</label><nlm-citation citation-type="">
<collab>Instituto Nacional de Salud</collab>
<source><![CDATA[Casos positivos de COVID-19 en Colombia. Datos abiertos Colombia]]></source>
<year>2021</year>
</nlm-citation>
</ref>
<ref id="B24">
<label>24</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Castañeda]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Patiño]]></surname>
<given-names><![CDATA[LH]]></given-names>
</name>
<name>
<surname><![CDATA[Muñoz]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Ballesteros]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Guerrero-Araya]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Paredes-Sabja]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evolution and epidemic spread of SARS-CoV-2 in Colombia: A year into the pandemic]]></article-title>
<source><![CDATA[Vaccines (Basel).]]></source>
<year>2021</year>
<volume>9</volume>
<page-range>837</page-range></nlm-citation>
</ref>
<ref id="B25">
<label>25</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dindo]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Demartines]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Clavien]]></surname>
<given-names><![CDATA[PA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Classification of surgical complications: A new proposal with evaluation in a cohort of 6336 patients and results of a survey]]></article-title>
<source><![CDATA[Ann Surg.]]></source>
<year>2004</year>
<volume>240</volume>
<page-range>205-13</page-range></nlm-citation>
</ref>
<ref id="B26">
<label>26</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Beilman]]></surname>
<given-names><![CDATA[GJ]]></given-names>
</name>
<name>
<surname><![CDATA[Dunn]]></surname>
<given-names><![CDATA[DL]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Infecciones quirúrgicas]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Brunicardi]]></surname>
<given-names><![CDATA[FC]]></given-names>
</name>
<name>
<surname><![CDATA[Andersen]]></surname>
<given-names><![CDATA[DK]]></given-names>
</name>
<name>
<surname><![CDATA[Billiar]]></surname>
<given-names><![CDATA[TR]]></given-names>
</name>
<name>
<surname><![CDATA[Dunn]]></surname>
<given-names><![CDATA[DL]]></given-names>
</name>
<name>
<surname><![CDATA[Hunter]]></surname>
<given-names><![CDATA[JG]]></given-names>
</name>
<name>
<surname><![CDATA[Matthews]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
<name>
<surname><![CDATA[Pollock]]></surname>
<given-names><![CDATA[RE]]></given-names>
</name>
</person-group>
<source><![CDATA[Schwartz Principios de cirugía]]></source>
<year>2015</year>
<edition>10 ed.</edition>
<page-range>135-59</page-range><publisher-loc><![CDATA[México ]]></publisher-loc>
<publisher-name><![CDATA[McGraw-Hill Interamericana Editores]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B27">
<label>27</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Velayos]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Muñoz-Serrano]]></surname>
<given-names><![CDATA[AJ]]></given-names>
</name>
<name>
<surname><![CDATA[Estefanía-Fernández]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Sarmiento-Caldas]]></surname>
<given-names><![CDATA[MC]]></given-names>
</name>
<name>
<surname><![CDATA[Moratilla-Lapeña]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[López-Santamaría]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Influencia de la pandemia por coronavirus 2 (SARS-Cov-2) en la apendicitis aguda]]></article-title>
<source><![CDATA[An Pediatr.]]></source>
<year>2020</year>
<volume>93</volume>
<page-range>118-22</page-range></nlm-citation>
</ref>
<ref id="B28">
<label>28</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Achaval]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Pratesi]]></surname>
<given-names><![CDATA[JP]]></given-names>
</name>
<name>
<surname><![CDATA[Rapp]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Chwat]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Impacto de la pandemia por COVID-19 en los resultados del tratamiento de la apendicitis aguda: estudio observacional retrospectivo]]></article-title>
<source><![CDATA[Rev Colomb Cir.]]></source>
<year>2021</year>
<volume>36</volume>
<page-range>487-92</page-range></nlm-citation>
</ref>
<ref id="B29">
<label>29</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Orthopoulos]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Santone]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Izzo]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Tirabassi]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Pérez-Caraballo]]></surname>
<given-names><![CDATA[AM]]></given-names>
</name>
<name>
<surname><![CDATA[Corriveau]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
</person-group>
<source><![CDATA[Increasing incidence of complicated appendicitis during COVID-19 pandemic]]></source>
<year>2021</year>
<volume>221</volume>
<page-range>1056-60</page-range></nlm-citation>
</ref>
<ref id="B30">
<label>30</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Willms]]></surname>
<given-names><![CDATA[AG]]></given-names>
</name>
<name>
<surname><![CDATA[Oldhafer]]></surname>
<given-names><![CDATA[KJ]]></given-names>
</name>
<name>
<surname><![CDATA[Conze]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Thasler]]></surname>
<given-names><![CDATA[WE]]></given-names>
</name>
<name>
<surname><![CDATA[von Schassen]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Hauer]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Appendicitis during the COVID-19 lockdown: results of a multicenter analysis in Germany]]></article-title>
<source><![CDATA[Langenbecks Arch Surg.]]></source>
<year>2021</year>
<volume>406</volume>
<page-range>367-75</page-range></nlm-citation>
</ref>
<ref id="B31">
<label>31</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Díaz]]></surname>
<given-names><![CDATA[LA]]></given-names>
</name>
<name>
<surname><![CDATA[Espino]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Manifestaciones gastrointestinales de pacientes infectados con el nuevo Coronavirus SARS-CoV-2]]></article-title>
<source><![CDATA[Gastroenterol Latinoam.]]></source>
<year>2020</year>
<volume>31</volume>
<page-range>35-8</page-range></nlm-citation>
</ref>
<ref id="B32">
<label>32</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Maneck]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Günster]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Meyer]]></surname>
<given-names><![CDATA[HJ]]></given-names>
</name>
<name>
<surname><![CDATA[Heidecke]]></surname>
<given-names><![CDATA[CD]]></given-names>
</name>
<name>
<surname><![CDATA[Rolle]]></surname>
<given-names><![CDATA[U]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Influence of COVID-19 confinement measures on appendectomies in Germany-a claims data analysis of 9797 patients]]></article-title>
<source><![CDATA[Langenbecks Arch Surg.]]></source>
<year>2021</year>
<volume>406</volume>
<page-range>385-91</page-range></nlm-citation>
</ref>
<ref id="B33">
<label>33</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pinares-Carrillo D]]></surname>
<given-names><![CDATA[Ortega-ChecaD]]></given-names>
</name>
<name>
<surname><![CDATA[Vojvodic-Hernandez I]]></surname>
<given-names><![CDATA[Rios-Quintana K]]></given-names>
</name>
<name>
<surname><![CDATA[Apaza-Alvarez J]]></surname>
<given-names><![CDATA[Alemán-López J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Características clínicas y morbimortalidad en cirugía abdominal de emergencia en pacientes con COVID-19]]></article-title>
<source><![CDATA[Horiz Med.]]></source>
<year>2021</year>
<volume>21</volume>
</nlm-citation>
</ref>
<ref id="B34">
<label>34</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[English]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Bedwani]]></surname>
<given-names><![CDATA[NH]]></given-names>
</name>
<name>
<surname><![CDATA[Smith]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Doganay]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Marsden]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Muse]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Suspected appendicitis and COVID-19, a change in investigation and management-a multicentre cohort study]]></article-title>
<source><![CDATA[Langenbecks Arch Surg.]]></source>
<year>2021</year>
<volume>406</volume>
<page-range>357-65</page-range></nlm-citation>
</ref>
<ref id="B35">
<label>35</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ganesh]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Lucocq]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Ekpete]]></surname>
<given-names><![CDATA[NO]]></given-names>
</name>
<name>
<surname><![CDATA[Ain]]></surname>
<given-names><![CDATA[NU]]></given-names>
</name>
<name>
<surname><![CDATA[Lim]]></surname>
<given-names><![CDATA[SK]]></given-names>
</name>
<name>
<surname><![CDATA[Alwash]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Management of appendicitis during COVID-19 pandemic; short-term outcomes]]></article-title>
<source><![CDATA[Scott Med J.]]></source>
<year>2020</year>
<volume>65</volume>
<page-range>144-8</page-range></nlm-citation>
</ref>
<ref id="B36">
<label>36</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cabrera-Vargas]]></surname>
<given-names><![CDATA[LF]]></given-names>
</name>
<name>
<surname><![CDATA[Pedraza-Ciro]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Torregrosa-Almonacid]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Figueredo]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cirugía durante la pandemia del SARS-COV-2 / COVID-19: el efecto de la generación de aerosoles de partículas en escenarios quirúrgicos]]></article-title>
<source><![CDATA[Rev Colomb Cir.]]></source>
<year>2020</year>
<volume>35</volume>
<page-range>190-9</page-range></nlm-citation>
</ref>
<ref id="B37">
<label>37</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rashdan]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Al-Taher]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Al-Qaisi]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Khrais]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Salameh]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Obaidat]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The impact of the Covid-19 pandemic on emergency surgery in a tertiary hospital in Jordan. A cross sectional study]]></article-title>
<source><![CDATA[Ann Med Surg.]]></source>
<year>2021</year>
<volume>66</volume>
<page-range>102339</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
