<?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>0034-8376</journal-id>
<journal-title><![CDATA[Revista de investigación clínica]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. invest. clín.]]></abbrev-journal-title>
<issn>0034-8376</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0034-83762022000300135</article-id>
<article-id pub-id-type="doi">10.24875/ric.22000021</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Safety and Revisit Related to Discharge the Sixty-one Spanish Emergency Department Medical Centers Without Hospitalization in Patients with COVID-19 Pneumonia. A Prospective Cohort Study UMC-Pneumonia COVID-19]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jacob]]></surname>
<given-names><![CDATA[Javier]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Albert-Casado]]></surname>
<given-names><![CDATA[Arantxa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castillo]]></surname>
<given-names><![CDATA[Juan G. Del]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Llorens-Soriano]]></surname>
<given-names><![CDATA[Pere]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jiménez-Hernández]]></surname>
<given-names><![CDATA[Sonia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Burillo-Putze]]></surname>
<given-names><![CDATA[Guillermo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martín-Martínez]]></surname>
<given-names><![CDATA[Alfonso]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martín-Sánchez]]></surname>
<given-names><![CDATA[Francisco J.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García-Lamberechts]]></surname>
<given-names><![CDATA[Eric J.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Piñera-Salmerón]]></surname>
<given-names><![CDATA[Pascual]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alquézar-Arbé]]></surname>
<given-names><![CDATA[Aitor]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ferre-Losa]]></surname>
<given-names><![CDATA[Carles]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Juan-Gómez]]></surname>
<given-names><![CDATA[María Á.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Serrano-Lázaro]]></surname>
<given-names><![CDATA[Leticia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Noceda-Bermejo]]></surname>
<given-names><![CDATA[José]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Salido-Mota]]></surname>
<given-names><![CDATA[Manuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fortuny-Bayarri]]></surname>
<given-names><![CDATA[María J.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González-Tejera]]></surname>
<given-names><![CDATA[Matilde]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ferreras-Amez]]></surname>
<given-names><![CDATA[José M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Díaz-Fernández]]></surname>
<given-names><![CDATA[Elena]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Quero-Motto]]></surname>
<given-names><![CDATA[Eva]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Peiró-Gómez]]></surname>
<given-names><![CDATA[Ana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martín-Mojarro]]></surname>
<given-names><![CDATA[Enrique]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Llopis-Roca]]></surname>
<given-names><![CDATA[Ferran]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Huerta-García]]></surname>
<given-names><![CDATA[Arturo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pedraza-García]]></surname>
<given-names><![CDATA[Jorge]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Meléndez-Cálix]]></surname>
<given-names><![CDATA[Napoleón]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Brazó-Aznar]]></surname>
<given-names><![CDATA[José V.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cano-Cano]]></surname>
<given-names><![CDATA[María J.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Miró]]></surname>
<given-names><![CDATA[Óscar]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Universitari de Bellvitge Emergency Department ]]></institution>
<addr-line><![CDATA[Barcelona ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Complutense  ]]></institution>
<addr-line><![CDATA[Madrid ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,University Miguel Hernández  ]]></institution>
<addr-line><![CDATA[Elche ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,University of Barcelona  ]]></institution>
<addr-line><![CDATA[Barcelona ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Hospital Universitario de Canarias Emergency Department ]]></institution>
<addr-line><![CDATA[Tenerife ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Hospital Universitario de Móstoles Emergency Department ]]></institution>
<addr-line><![CDATA[Madrid ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="Af7">
<institution><![CDATA[,Hospital Reina Sofía Emergency Department ]]></institution>
<addr-line><![CDATA[Murcia ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="Af8">
<institution><![CDATA[,Hospital de la Santa Creu i Sant Pau Emergency Department ]]></institution>
<addr-line><![CDATA[Barcelona ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="Af9">
<institution><![CDATA[,Hospital Universitario Doctor Peset Emergency Department ]]></institution>
<addr-line><![CDATA[Valencia ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="A10">
<institution><![CDATA[,Hospital Universitario y Politécnico La Fe Emergency Department ]]></institution>
<addr-line><![CDATA[Valencia ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="A11">
<institution><![CDATA[,Hospital Clínico Universitario de Valencia Emergency Department ]]></institution>
<addr-line><![CDATA[Valencia ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="A12">
<institution><![CDATA[,Hospital Universitario Regional de Málaga Emergency Department ]]></institution>
<addr-line><![CDATA[Málaga ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="A13">
<institution><![CDATA[,Hospital Francesc de Borja de Gandia Emergency Department ]]></institution>
<addr-line><![CDATA[Valencia ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="A14">
<institution><![CDATA[,Hospital General Universitario de Elche Emergency Department ]]></institution>
<addr-line><![CDATA[Alicante ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="A15">
<institution><![CDATA[,Hospital Clinico Universitario Lozano Blesa Emergency Department ]]></institution>
<addr-line><![CDATA[Zaragoza ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="A16">
<institution><![CDATA[,Hospital Universitario Sant Joan Emergency Department ]]></institution>
<addr-line><![CDATA[Alicante ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="A17">
<institution><![CDATA[,Hospital Universitario Virgen de la Arrixaca Emergency Department ]]></institution>
<addr-line><![CDATA[Murcia ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="A18">
<institution><![CDATA[,Hospital de Llíria Emergency Department ]]></institution>
<addr-line><![CDATA[Valencia ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="A19">
<institution><![CDATA[,Hospital de Sant Pau i Santa Tecla Emergency Department ]]></institution>
<addr-line><![CDATA[Tarragona ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="A20">
<institution><![CDATA[,Clinica Sagrada Familia Emergency Department ]]></institution>
<addr-line><![CDATA[Barcelona ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="A21">
<institution><![CDATA[,Hospital Valle de los Pedroche de Pozoblanco Emergency Department ]]></institution>
<addr-line><![CDATA[Córdoba ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="A22">
<institution><![CDATA[,Hospital Virgen de los Lírios, Alcoy Emergency Department ]]></institution>
<addr-line><![CDATA[Alicante ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="A23">
<institution><![CDATA[,Hospital Universitario de la Ribera Emergency Department ]]></institution>
<addr-line><![CDATA[Valencia ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="A24">
<institution><![CDATA[,Hospital Arnau de Vilanova Emergency Department ]]></institution>
<addr-line><![CDATA[Valencia ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="A25">
<institution><![CDATA[,Hospital Clínic de Barcelona Emergency Department ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Spain</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<volume>74</volume>
<numero>3</numero>
<fpage>135</fpage>
<lpage>146</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0034-83762022000300135&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0034-83762022000300135&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0034-83762022000300135&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Background: Information is needed on the safety and efficacy of direct discharge from the emergency department (ED) of patients with COVID-19 pneumonia.  Objectives: The objectives of the study were to study the variables associated with discharge from the ED in patients presenting with COVID-19 pneumonia, and study ED revisits related to COVID-19 at 30 days (EDR30d).  Methods: Multicenter study of the SIESTA cohort including 1198 randomly selected COVID patients in 61 EDs of Spanish medical centers from March 1, 2020, to April 30, 2020. We collected baseline and related characteristics of the acute episode and calculated the adjusted odds ratios (aOR) for ED discharge. In addition, we analyzed the variables related to EDR30d in discharged patients.  Results: We analyzed 859 patients presenting with COVID-19 pneumonia, 84 (9.8%) of whom were discharged from the ED. The variables independently associated with discharge were being a woman (aOR 1.890; 95%CI 1.176-3.037), age &lt; 60 years (aOR 2.324; 95%CI 1.353-3.990), and lymphocyte count &gt; 1200/mm3 (aOR 4.667; 95%CI 1.045-20.839). The EDR30d of the ED discharged group was 40.0%, being lower in women (aOR 0.368; 95%CI 0.142-0.953). A total of 130 hospitalized patients died (16.8%) as did two in the group discharged from the ED (2.4%) (OR 0.121; 95%CI 0.029-0.498).  Conclusion: Discharge from the ED in patients with COVID-19 pneumonia was infrequent and was associated with few variables of the episode. The EDR30d was high, albeit with a low mortality.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Pneumonia COVID-19]]></kwd>
<kwd lng="en"><![CDATA[Emergency department]]></kwd>
<kwd lng="en"><![CDATA[Revisit]]></kwd>
<kwd lng="en"><![CDATA[Discharge]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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