<?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>1887-8571</journal-id>
<journal-title><![CDATA[Sanidad Militar]]></journal-title>
<abbrev-journal-title><![CDATA[Sanid. Mil.]]></abbrev-journal-title>
<issn>1887-8571</issn>
<publisher>
<publisher-name><![CDATA[Ministerio de Defensa]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1887-85712022000400007</article-id>
<article-id pub-id-type="doi">10.4321/s1887-85712022000400007</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Prevalencia de legionella en instalaciones de suministro de agua en España: revisión sistemática y meta-análisis]]></article-title>
<article-title xml:lang="en"><![CDATA[Prevalence of legionella species in water supply facilities of Spain: a systematic review and meta-analysis]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Viñuela-Martínez]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Redondo-Cadenas]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alonso-Calleja]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,USBA «Cid Campeador»  ]]></institution>
<addr-line><![CDATA[Castrillo del Val Burgos]]></addr-line>
<country>España</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Ala 14  ]]></institution>
<addr-line><![CDATA[Albacete ]]></addr-line>
<country>España</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de León Dpto. de Higiene y Tecnología de los Alimentos ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>España</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2022</year>
</pub-date>
<volume>78</volume>
<numero>4</numero>
<fpage>245</fpage>
<lpage>252</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_arttext&amp;pid=S1887-85712022000400007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_abstract&amp;pid=S1887-85712022000400007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_pdf&amp;pid=S1887-85712022000400007&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Antecedentes. Las especies de Legionella tienen su hábitat natural o reservorio primario en las aguas dulces superficiales de lagos, ríos, estanques y aguas termales, desde donde a través de los sistemas de suministro colonizan el agua de consumo. El presente estudio pretende investigar la prevalencia de Legionella en instalaciones de agua de consumo de España.  Métodos. Se realizó una revisión sistemática mediante la búsqueda en bases de datos electrónicas de información científica de estudios observacionales sobre contaminación de agua de consumo por Legionella, con resultados de análisis de muestras de agua obtenidos entre enero de 2001 y abril de 2021. Se efectuó meta-análisis mediante el software MetaXL© en la hoja de cálculo Microsoft Excel.  Resultados. Se seleccionaron un total de 21 estudios. La prevalencia de Legionella en España fue de 21,8 % (IC 95 %: 15,0-29,6). La especie más comúnmente aislada fue L. pneumophila serogrupos 2-15 (44,4 %, IC 95 %: 29,5-59,8). Los valores más altos se hallaron en puntos terminales de las redes de agua caliente sanitaria (31,7 %, IC 95 %: 21,6-42,9), y en las comunidades autónomas de Aragón (24,7 %, IC 95 %: 8,8-44,9) y Cataluña (21,3 %, IC 95%: 4,4-44,8).  Conclusiones. La prevalencia global de Legionella obtenida puede compararse con los estudios de otros autores, siendo en líneas generales cercana a la obtenida a nivel mundial, con variaciones en relación a otros países. Las instalaciones con mayor prevalencia han resultado ser las de mayor riesgo de proliferación y dispersión de la bacteria según la normativa vigente, y aquellas situadas en la mitad oriental de España.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[SUMMARY  Background. Legionella species have their natural habitat or primary reservoir in the fresh surface waters of lakes, rivers, ponds and hot springs, from where they colonize drinking water through supply systems. The present study aims to investigate the prevalence of Legionella in drinking water facilities in Spain.  Methods. A systematic review was performed by searching in electronic databases of scientific information for observational studies on contamination of drinking water by Legionella, with results of analysis of water samples obtained between January 2001 and April 2021. Meta-analysis was carried out using the MetaXL© software in the Microsoft Excel spreadsheet.  Results. A total of 21 studies were selected. The prevalence of Legionella in Spain was 21.8 % (95 % CI: 15.0-29.6). The most commonly isolated species were L. pneumophila serogroups 2-15 (44.4 %, 95 % CI: 29.5-59.8). The highest values were found at terminal points of the sanitary hot water networks (31.7 %, 95 % CI: 21.6-42.9), and in the autonomous regions of Aragon (24.7 %, 95 % CI: 8.8-44.9) and Catalonia (21.3 %, 95 % CI: 4.4-44.8).  Conclusions. The overall prevalence of Legionella obtained can be compared to studies performed by other authors, being in general terms close to that obtained worldwide, with variations in relation to other countries. The facilities with the highest prevalence have turned out to be those with the highest risk of proliferation and dispersal of the bacteria according to current regulations, and those located in the eastern half of Spain.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Legionella]]></kwd>
<kwd lng="es"><![CDATA[instalaciones de agua]]></kwd>
<kwd lng="es"><![CDATA[España]]></kwd>
<kwd lng="en"><![CDATA[Legionella]]></kwd>
<kwd lng="en"><![CDATA[water facilities]]></kwd>
<kwd lng="en"><![CDATA[Spain]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Nogareda]]></surname>
<given-names><![CDATA[F]]></given-names>
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<name>
<surname><![CDATA[Cano]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Pina]]></surname>
<given-names><![CDATA[MF]]></given-names>
</name>
<name>
<surname><![CDATA[Del Barrio]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Simón]]></surname>
<given-names><![CDATA[F]]></given-names>
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</person-group>
<article-title xml:lang=""><![CDATA[Patrón espacial de la legionelosis en España, 2003-2007]]></article-title>
<source><![CDATA[Gac Sanit]]></source>
<year>2011</year>
<volume>25</volume>
<numero>4</numero>
<issue>4</issue>
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</back>
</article>
