<?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>1139-7632</journal-id>
<journal-title><![CDATA[Pediatría Atención Primaria]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Pediatr Aten Primaria]]></abbrev-journal-title>
<issn>1139-7632</issn>
<publisher>
<publisher-name><![CDATA[Asociación Española de Pediatría de Atención Primaria]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1139-76322019000100003</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Impacto de la contaminación ambiental en los ingresos hospitalarios pediátricos: estudio ecológico]]></article-title>
<article-title xml:lang="en"><![CDATA[Impact of environmental contamination on pediatric hospital admissions: ecological study]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez Bayle]]></surname>
<given-names><![CDATA[Marciano]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martín Martín]]></surname>
<given-names><![CDATA[Raquel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Villalobos Pinto]]></surname>
<given-names><![CDATA[Enrique]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Fundación para la Investigación, Estudio y Desarrollo de la Salud Pública  ]]></institution>
<addr-line><![CDATA[Madrid ]]></addr-line>
<country>España</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,CS Párroco Julio Morate  ]]></institution>
<addr-line><![CDATA[Madrid ]]></addr-line>
<country>España</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital Niño Jesús Servicio de Pediatría ]]></institution>
<addr-line><![CDATA[Madrid ]]></addr-line>
<country>España</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2019</year>
</pub-date>
<volume>21</volume>
<numero>81</numero>
<fpage>21</fpage>
<lpage>29</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_arttext&amp;pid=S1139-76322019000100003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_abstract&amp;pid=S1139-76322019000100003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_pdf&amp;pid=S1139-76322019000100003&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[ Objetivo: estudiar la relación existente entre los niveles de contaminantes atmosféricos y los ingresos hospitalarios pediátricos totales y por patología respiratoria en particular.  Pacientes y métodos: estudio ecológico en el cual la variable dependiente analizada han sido los ingresos pediátricos generales y aquellos por patología respiratoria, concretamente neumonías, crisis asmáticas y bronquiolitis, en un hospital del centro de Madrid durante seis años (2012-2017). Como variables independientes se estudiaron los valores promedio de contaminantes ambientales registrados en la ciudad de Madrid. Se calcularon coeficientes de correlación y regresión lineal múltiple. Se comparó el promedio de ingresos cuando los valores de dióxido de nitrógeno (NO) eran superiores e inferiores a 40 µg/m.  Resultados: durante el periodo de tiempo estudiado se registraron 10 512 ingresos en Pediatría general, 5328 (50,68%) causados por procesos respiratorios. Se encontró una correlación entre los niveles de NO, CO, benceno y los ingresos hospitalarios totales y respiratorios en todos los casos con un valor dep&lt;0,0001. En la regresión lineal múltiple los ingresos totales se relacionaron con los niveles de NO positiva y negativamente con la temperatura, en relación con los ingresos respiratorios se incrementan con los niveles de NO y benceno y disminuyen con la temperatura. Se calculó que si los niveles de NO no hubieran superado en ningún mes los niveles de 40 µg/m se podrían haber evitado el 8,37% (IC 95: 7,77 a 8,98) de los ingresos totales y el 6,73% (IC 95: 6 a 7,52) de los ingresos respiratorios.  Conclusiones: se encontró una relación entre los ingresos totales y por enfermedad respiratoria en la infancia y los niveles de contaminantes atmosféricos, especialmente NO. La mejora de la calidad del aire podría evitar un porcentaje significativo de ingresos pediátricos y propiciarla debería ser tarea prioritaria para los pediatras.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ Objective: to study the relationship between air pollution levels and total pediatric hospital admissions and due to respiratory pathologies in particular.  Patients and methods: ecological study in which the dependent variable analyzed was total pediatric admissions and those due to respiratory pathologies, specifically pneumonias, asthma attacks, bron­chiolitis, in a hospital in the centre of Madrid and for 6 years (2012-2017). As independent variables, the average values of environmental pollutants registered in the city of Madrid were studied. Correla­tion coefficients and multiple linear regression were calculated. The average hospital admissions was compared when the values of nitrogen dioxide (NO) were higher and lower than 40 µg/m.  Results: during the period of the study, there were a total of 10 512 admissions in general pediatrics, out of which 5328 (50.68%) caused by respiratory processes. A correlation was found between the levels of NO, CO, benzene and the total and respiratory-related hospital admissions in all cases with a value ofp&lt;0.0001. In the multiple linear regression, the total admissions were related to NO levels positively and negatively with the temperature. As for the admissions due to respiratory pathology, they increase with the levels of NO and benzene and decrease with temperature. It was calculated that if the levels of NO had not exceeded 40µg/m in any month, 8.37% (95 CI: 7.77-8.98) of the total admissions and 6.73% (95 CI: 6-7.52) of respiratory-related admissions could have been avoided.  Conclusions: a relation was found between the total pediatric hospital admissions and those due to respiratory pathologies and the levels of air pollutants, especially NO. The improvement of air quality could prevent a significant percentage of pediatric admissions. It should be a priority for pediatricians to encourage the improvement of air quality.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Contaminación medioambiental]]></kwd>
<kwd lng="es"><![CDATA[Enfermedades respiratorias]]></kwd>
<kwd lng="es"><![CDATA[Ingresos hospitalarios]]></kwd>
<kwd lng="en"><![CDATA[Environmental pollution]]></kwd>
<kwd lng="en"><![CDATA[Respiratory diseases]]></kwd>
<kwd lng="en"><![CDATA[Hospital admissions]]></kwd>
</kwd-group>
</article-meta>
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