<?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>0001-6002</journal-id>
<journal-title><![CDATA[Acta Médica Costarricense]]></journal-title>
<abbrev-journal-title><![CDATA[Acta méd. costarric]]></abbrev-journal-title>
<issn>0001-6002</issn>
<publisher>
<publisher-name><![CDATA[Colegio de Médicos y Cirujanos de Costa Rica]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0001-60022023000300129</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Sistema de clasificación en emergencias -Escala canadiense de clasificación y severidad relacionado con aumento en fallecimientos en un hospital general]]></article-title>
<article-title xml:lang="en"><![CDATA[Emergency Classification System - CTAS is related to an increase in deaths in a tertiary hospital]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Schmitz]]></surname>
<given-names><![CDATA[Gerald]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Caja Costarricense de Seguro Social, Hospital Rafael Ángel Calderón Guardia Servicio de Emergencias]]></institution>
<addr-line><![CDATA[San José Costa Rica]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2023</year>
</pub-date>
<volume>65</volume>
<numero>3</numero>
<fpage>129</fpage>
<lpage>135</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S0001-60022023000300129&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S0001-60022023000300129&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S0001-60022023000300129&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Objetivo. El sistema de clasificación en servicios de emergencias fue implementado en todos los servicios de emergencias de la Caja Costarricense de Seguro Social alrededor del 2015, a pesar de que su utilidad y veracidad han sido cuestionadas. El presente estudio pretende establecer si existe una relación entre cambios en la cantidad de fallecimientos y en la mortalidad con la implementación de la Escala Canadiense de Clasificación y Severidad en los servicios de emergencias. Métodos. Se obtuvieron los registros correspondientes a las atenciones del Servicio de Emergencias del 2008 al 2022. Se realizó la comparación de los registros previos y posteriores a la implementación de la Escala Canadiense de Clasificación y Severidad en marzo del 2015. En total se tomaron en cuenta los datos referentes a 1 351 091 consultas, de las cuales 733 318 se dieron antes de la implementación de la escala canadiense de clasificación y severidad. Se compararon ambas poblaciones con respecto a tendencias temporales en fallecimientos, estancias en el servicio antes del fallecimiento, mortalidad y la relación entre fallecimientos y hora-paciente mensuales. Resultados. Se encontró un aumento significativo en los fallecimientos con la implementación de la Escala Canadiense de Clasificación y Severidad en un 19,8 % (p&lt;0,001). La mortalidad en el servicio de emergencias mostró un aumento continuo desde el 2012. Sin embargo, una normalización del número de atenciones permitió observar un aumento de la mortalidad posterior, pero no previo a la implementación de la Escala Canadiense de Clasificación y Severidad (p&lt;0,02). Por su parte, la cuantía de fallecimientos mensuales no ha mostrado relacionarse con cuantía de atenciones mensuales ni con hora-pacientes mensuales. Conclusión. La implementación de la Escala Canadiense de Clasificación y Severidad en el servicio de emergencias de un hospital de tercer nivel en Costa Rica se relacionó con un aumento en los fallecimientos, sin estar relacionado con indicadores de plétora del servicio.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Aim: The classification system in emergency rooms was implemented in all the emergency services of the Caja Costarricense de Seguro Social around 2015, despite the fact that its usefulness and veracity have been questioned. The present study aimed to establish changes in the number of deaths and in mortality with the implementation of the Canadian Triage and Severity Scale. Methods: The records corresponding to the attentions of the Emergency Service from 2008 to 2022 were obtained and comparisons were made of the records before and after the implementation of the Canadian Triage and Severity Scale in March 2015. In total, the data referring to 1,351,091 consultations were taken into account, of which 733,318 occurred before the implementation of the scale. Both populations were compared with respect to temporal trends in deaths, stays in the service before death, mortality, and the relationship between deaths and monthly patient-hours. Results: A significant increase in deaths was found after the implementation of the Canadian Triage and Severity Scale by 19.8% (p&lt;0.001). Mortality showed a continuous increase since 2012, however a normalization of the number of visits allowed us to observe an increase in mortality after but not before the implementation of the scale (p&lt;0.02). The number of monthly deaths has not been shown to be related to the amount of monthly consults or monthly patient-hours. Conclusions: The implementation of the Canadian Triage and Severity Scale in the emergency room of a third level hospital in Costa Rica was related in the present study to an increase in deaths, without being related to indicators of service plethora.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[clasificación]]></kwd>
<kwd lng="es"><![CDATA[urgencias médicas]]></kwd>
<kwd lng="es"><![CDATA[mortalidad]]></kwd>
<kwd lng="es"><![CDATA[muerte]]></kwd>
<kwd lng="en"><![CDATA[Classification]]></kwd>
<kwd lng="en"><![CDATA[Emergencies]]></kwd>
<kwd lng="en"><![CDATA[Mortality]]></kwd>
<kwd lng="en"><![CDATA[Deaths]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tam]]></surname>
<given-names><![CDATA[HL]]></given-names>
</name>
<name>
<surname><![CDATA[Chung]]></surname>
<given-names><![CDATA[SF]]></given-names>
</name>
<name>
<surname><![CDATA[Lou]]></surname>
<given-names><![CDATA[CK.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A review of triage accuracy and future direction.]]></article-title>
<source><![CDATA[BMC Emergency Medicine.]]></source>
<year>2018</year>
</nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zachariasse]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
<name>
<surname><![CDATA[van der Hagen]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Seiger]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Mackway-Jones]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[van Veen]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Moll]]></surname>
<given-names><![CDATA[HA.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Performance of triage systems in emergency care: a systematic review and meta-analysis.]]></article-title>
<source><![CDATA[BMJ open]]></source>
<year>2019</year>
<volume>9</volume>
<numero>5</numero>
<issue>5</issue>
</nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ebrahimi]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Mirhaghi]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Najafi]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Shafaee]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Hamechizfahm]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Are pediatric triage systems reliable in the emergency department?]]></article-title>
<source><![CDATA[Emerg Med Int. 2020]]></source>
<year>2020</year>
<page-range>1-8</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Eid]]></surname>
<given-names><![CDATA[WN]]></given-names>
</name>
<name>
<surname><![CDATA[Borie]]></surname>
<given-names><![CDATA[HM]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comparing accuracy of manual triage with electronic triage system.]]></article-title>
<source><![CDATA[Am J Nurs Res.]]></source>
<year>2021</year>
<volume>9</volume>
<page-range>71-5</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>5.</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[McLeod]]></surname>
<given-names><![CDATA[SL]]></given-names>
</name>
<name>
<surname><![CDATA[McCarron]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Ahmed]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Grewal]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Mittmann]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Scott]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Interrater reliability, accuracy, and triage time pre-and post-implementation of a real-time electronic triage decisionsupport tool.]]></article-title>
<source><![CDATA[Ann Emerg Med.]]></source>
<year>2020</year>
<volume>75</volume>
<page-range>524-31</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cao]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Messak]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Hu]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Tsang]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Impact of Emergency Department Triage on Timely ECG Acquisition.]]></article-title>
<source><![CDATA[Can J Cardiol.]]></source>
<year>2021</year>
<volume>37</volume>
<page-range>S79-80</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[Hinson]]></surname>
<given-names><![CDATA[JS]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[DA]]></given-names>
</name>
<name>
<surname><![CDATA[Cabral]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[George]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Whalen]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Hansoti]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Triage performance in emergency medicine: a systematicreview.]]></article-title>
<source><![CDATA[Emerg Med J.]]></source>
<year>2019</year>
<volume>74</volume>
<page-range>140-52</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>8.</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Schmitz]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Resultados cuantitativos de la implementación de la Escala Canadiense de Triaje y Severidad en el servicio de emergencias de un hospital nacional.]]></article-title>
<source><![CDATA[Acta méd. costarric.]]></source>
<year>2016</year>
<volume>58</volume>
<page-range>110-4</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Di-Leo]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Sardanelli]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Statistical significance: p value, 0.05 threshold, and applications to radiomics-reasons for a conservative approach.]]></article-title>
<source><![CDATA[Eur Radiol Exp.]]></source>
<year>2020</year>
<volume>4</volume>
<page-range>1-8</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[Holden]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Smart]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Adding value to the patient experience in emergency medicine: What features of the emergency department visit are most important to patients?]]></article-title>
<source><![CDATA[Ann Emerg Med.]]></source>
<year>2002</year>
<volume>11</volume>
<page-range>3-8</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[Naik]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Duroseau]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Zehtabchi]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Rinnert]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Payne]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[McKenzie]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A Structured approach to transforming a large public hospital emergency department via lean methodologies.]]></article-title>
<source><![CDATA[J Healthc Qual.]]></source>
<year>2011</year>
<volume>34</volume>
<page-range>86-97</page-range></nlm-citation>
</ref>
<ref id="B12">
<label>12</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dickson]]></surname>
<given-names><![CDATA[EW]]></given-names>
</name>
<name>
<surname><![CDATA[Singh]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Cheung]]></surname>
<given-names><![CDATA[DS]]></given-names>
</name>
<name>
<surname><![CDATA[Wyatt]]></surname>
<given-names><![CDATA[CC]]></given-names>
</name>
<name>
<surname><![CDATA[Nugent]]></surname>
<given-names><![CDATA[AS.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Application of lean manufacturing techniques in the emergency department.]]></article-title>
<source><![CDATA[J Emerg Med.]]></source>
<year>2009</year>
<volume>37</volume>
<page-range>177-82</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[Efe]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Efe]]></surname>
<given-names><![CDATA[ÖF.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[An application of value analysis for lean healthcare management in an emergency department.]]></article-title>
<source><![CDATA[Int J Comput Intell Syst.]]></source>
<year>2016</year>
<volume>9</volume>
<page-range>689-97</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[Artymiak]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[LibreOffice Calc Functions and Formulas Tips.]]></article-title>
<source><![CDATA[USA: devGuide.net]]></source>
<year>2011</year>
</nlm-citation>
</ref>
<ref id="B15">
<label>15</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sun]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Heng]]></surname>
<given-names><![CDATA[BH]]></given-names>
</name>
<name>
<surname><![CDATA[Seow]]></surname>
<given-names><![CDATA[YT]]></given-names>
</name>
<name>
<surname><![CDATA[Seow]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Forecasting daily attendances at an emergency department to aid resource planning.]]></article-title>
<source><![CDATA[BMC Emerg Med.]]></source>
<year>2009</year>
<volume>9</volume>
<page-range>1-9</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[Hoot]]></surname>
<given-names><![CDATA[NR]]></given-names>
</name>
<name>
<surname><![CDATA[Zhou]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Jones]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Aronsky]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Measuring and forecasting emergency department crowding in real time.]]></article-title>
<source><![CDATA[Ann Emerg Med.]]></source>
<year>2007</year>
<volume>49</volume>
<page-range>747-55</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[Valli]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Galati]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[De-Marco]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Bucci]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Fratini]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Cennamo]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[In-hospital mortality in the emergency department: clinical and etiological differences between early and late deaths among patients awaiting admission.]]></article-title>
<source><![CDATA[Clin Exp Emerg Med.]]></source>
<year>2021</year>
<volume>8</volume>
<page-range>325</page-range></nlm-citation>
</ref>
<ref id="B18">
<label>18</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[SB]]></given-names>
</name>
<name>
<surname><![CDATA[Kim D]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Kang]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[SH]]></given-names>
</name>
<name>
<surname><![CDATA[Jeong J]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Emergency Department Triage Early Warning Score (TREWS) predicts inhospital mortality in the emergency department.]]></article-title>
<source><![CDATA[Am J Emerg Med.]]></source>
<year>2020</year>
<volume>38</volume>
<page-range>203-10</page-range></nlm-citation>
</ref>
<ref id="B19">
<label>19</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Klug]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Barash]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Bechler]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Resheff]]></surname>
<given-names><![CDATA[YS]]></given-names>
</name>
<name>
<surname><![CDATA[Tron]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Ironi]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A gradient boosting machine learning model for predicting early mortality in the emergency department triage: devising a ninepoint triage score.]]></article-title>
<source><![CDATA[J Gen Intern Med.]]></source>
<year>2020</year>
<volume>35</volume>
<page-range>220-7</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[Jones]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Moulton]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Swift]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Molyneux]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Black]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Mason]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Association between delays to patient admission from the emergency department and all-cause 30-day mortality.]]></article-title>
<source><![CDATA[Emerg Med J.]]></source>
<year>2022</year>
<volume>39</volume>
<page-range>168-73</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[Wessman]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Ärnlöv]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Carlsson]]></surname>
<given-names><![CDATA[AC]]></given-names>
</name>
<name>
<surname><![CDATA[Ekelund]]></surname>
<given-names><![CDATA[U]]></given-names>
</name>
<name>
<surname><![CDATA[Wändell]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Melander]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The association between length of stay in the emergency department and short-term mortality.]]></article-title>
<source><![CDATA[Intern Emerg Med.]]></source>
<year>2022</year>
<volume>17</volume>
<page-range>233-40</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
