<?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>1578-2549</journal-id>
<journal-title><![CDATA[Archivos de Prevención de Riesgos Laborales]]></journal-title>
<abbrev-journal-title><![CDATA[Arch Prev Riesgos Labor]]></abbrev-journal-title>
<issn>1578-2549</issn>
<publisher>
<publisher-name><![CDATA[Societat Catalana de Salut Laboral y Asociación de Medicina del Trabajo de la Comunidad Valenciana]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1578-25492021000400383</article-id>
<article-id pub-id-type="doi">10.12961/aprl.2021.24.04.05</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Respuesta vacunal frente a SARS-CoV-2 en trabajadores de un hospital]]></article-title>
<article-title xml:lang="en"><![CDATA[Vaccine response to SARS-CoV-2 in hospital workers]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sabater-Vidal]]></surname>
<given-names><![CDATA[Susana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bellido-Cambrón]]></surname>
<given-names><![CDATA[Mª Carmen]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arnedo-Pena]]></surname>
<given-names><![CDATA[Alberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Palomares-Gallego]]></surname>
<given-names><![CDATA[Mª Isabel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Larrea-González]]></surname>
<given-names><![CDATA[Rosa María]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carballido-Fernández]]></surname>
<given-names><![CDATA[Mario]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Moreno-Muñoz]]></surname>
<given-names><![CDATA[Rosario]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital General Universitario de Castellón Servicio de Microbiología ]]></institution>
<addr-line><![CDATA[Castellón ]]></addr-line>
<country>España</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital General Universitario de Castellón Servicio de Prevención de Riesgos Laborales ]]></institution>
<addr-line><![CDATA[Castellón ]]></addr-line>
<country>España</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Pública de Navarra Departamento de Ciencias de la Salud ]]></institution>
<addr-line><![CDATA[Pamplona ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Hospital General Universitario de Castellón Servicio de Medicina Preventiva ]]></institution>
<addr-line><![CDATA[Castellón ]]></addr-line>
<country>España</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>24</volume>
<numero>4</numero>
<fpage>383</fpage>
<lpage>403</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_arttext&amp;pid=S1578-25492021000400383&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_abstract&amp;pid=S1578-25492021000400383&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_pdf&amp;pid=S1578-25492021000400383&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción:  Evaluar la inmunidad de los trabajadores de un hospital tras haber completado la vacunación Pfizer-BionTech, y su relación con factores individuales. También describir los efectos adversos de la vacuna.  Método:  Estudio transversal de una muestra de los trabajadores del Hospital General Universitario de Castellón vacunados con dos dosis en enero y febrero de 2021. Un mes después se detectaron: anticuerpos IgG frente a la proteína N (IgG-NP), de IgM frente a la proteína S (IgM-S) y detección cuantitativa de IgG frente a la proteína S (IgG-Quant). Se utilizó un cuestionario para recoger datos demográficos, factores de riesgo y efectos secundarios. En el análisis estadístico se utilizaron modelos de regresión múltiple.  Resultados:  La participación fue del 96,8% (275/284). Presentaron IgG-Quant el 99,6%, 14,9% IgM-S, y 4,4% IgG-NP. El nivel ajustado de IgG-Quant aumentó significativamente con la obesidad, en no fumadores y con positividad IgM-S y/o IgG-NP. La prevalencia de IgM-S era mayor en varones, y se asociaba con los mismos factores que la IgG-Quant. De los infectados por COVID-19, el 42,9% no presentaron IgG-NP. Un 86,5% sufrió algún efecto secundario que se asoció a tener IgG-NP, mayores niveles de IgG-Quant, y fue más frecuente en jóvenes y mujeres.  Conclusiones:  Todos los participantes desarrollaron inmunidad humoral excepto uno. Tuvieron mayores niveles de anticuerpos los que habían padecido la COVID-19. Un porcentaje alto desarrolló efectos secundarios leves, más frecuentes en los que habían padecido la enfermedad.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction:  The aim of this study was to measure anti-SARS-CoV-2 immunity of hospital workers after a completed 2-dose Pfizer-BionTech vaccination, and to examine factors potentially associated with immunity status. Side effects of the vaccine were also studied.  Method:  This was a cross-sectional study of a representative sample of General University Hospital of Castellon workers, vaccinated with two doses in January and February 2021. We measured IgG antibodies against protein N (IgG-NP), IgM against protein S (IgM-S), and quantitative levles of IgG against protein S (IgG-Quant) one month after the last dose. We obtained information on demographic, risk factors, and vaccine side effects via a self-completed questionnaire. For the statistical analysis we used multiple regression models.  Results:  Two hundred seventy-five workers participated (96.8%, 275/284). Positive IgG-Quant, IgM-S, and IgG-NP were 99.6%, 14.9% and 4.4%, respectively. Adjusted IgG-Quant levels increased significantly with obesity, nonsmoking status, positive IgM-S, and/or IgG-NP. The prevalence of IgM-S was higher in males, and associated with the same factors as those for IgG-Quant. Among those with a history of COVD-19 infection, 42.9% did not have IgG-NP. Overall 86.5% of participants had side effects, which were associated with positive IgG-NP, high IgG-Quant levels, younger age, and being female.  Conclusions:  All but one participant developed immunity. Those who had suffered from COVID-19 infection had higher antibody levels. A high proportion of participants had mild secondary effects, especially those with previous COVID-19 infection.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[SARS-CoV-2]]></kwd>
<kwd lng="es"><![CDATA[COVID-19]]></kwd>
<kwd lng="es"><![CDATA[vacuna Pfizer-BionTech]]></kwd>
<kwd lng="es"><![CDATA[IgG-Quant, IgM-S]]></kwd>
<kwd lng="es"><![CDATA[IgG-NP]]></kwd>
<kwd lng="es"><![CDATA[índice de masa corporal]]></kwd>
<kwd lng="es"><![CDATA[obesidad]]></kwd>
<kwd lng="es"><![CDATA[no fumadores]]></kwd>
<kwd lng="es"><![CDATA[efectos secundarios]]></kwd>
<kwd lng="en"><![CDATA[SARS-CoV-2]]></kwd>
<kwd lng="en"><![CDATA[COVID-19]]></kwd>
<kwd lng="en"><![CDATA[Pfizer-BionTech vaccine]]></kwd>
<kwd lng="en"><![CDATA[IgG-Quant]]></kwd>
<kwd lng="en"><![CDATA[IgM-S]]></kwd>
<kwd lng="en"><![CDATA[IgG-NP]]></kwd>
<kwd lng="en"><![CDATA[body mass index]]></kwd>
<kwd lng="en"><![CDATA[obesity]]></kwd>
<kwd lng="en"><![CDATA[no-smokers]]></kwd>
<kwd lng="en"><![CDATA[adverse effects]]></kwd>
</kwd-group>
</article-meta>
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