<?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>0188-4999</journal-id>
<journal-title><![CDATA[Revista internacional de contaminación ambiental]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Int. Contam. Ambient]]></abbrev-journal-title>
<issn>0188-4999</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Instituto de Ciencias de la Atmósfera y Cambio Climático]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0188-49992017000200183</article-id>
<article-id pub-id-type="doi">10.20937/rica.2017.33.02.01</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[FORMALDEHÍDO EN VIVIENDAS URBANAS EN SALVADOR, BAHÍA - BRASIL]]></article-title>
<article-title xml:lang="en"><![CDATA[FORMALDEHÍDO EN VIVIENDAS URBANAS EN SALVADOR, BAHÍA - BRASIL]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Soza Pineda]]></surname>
<given-names><![CDATA[Norma Irene]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Prata]]></surname>
<given-names><![CDATA[Pedro Reginaldo dos Santos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alves Cardoso]]></surname>
<given-names><![CDATA[Maria Regina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rocha]]></surname>
<given-names><![CDATA[Gisele Olímpio da]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alves Ferreira Amorín]]></surname>
<given-names><![CDATA[Leila Denise]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[de Miranda Esquivel]]></surname>
<given-names><![CDATA[Renata]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Silva de Carvalho]]></surname>
<given-names><![CDATA[Fabiana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lima Barreto]]></surname>
<given-names><![CDATA[Mauricio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidade do Estado da Bahia  ]]></institution>
<addr-line><![CDATA[Cabula Salvador]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidade Federal da Bahia Instituto de Saúde Coletiva ]]></institution>
<addr-line><![CDATA[Canela Salvador]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidade de São Paulo  ]]></institution>
<addr-line><![CDATA[São Paulo ]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidade Federal da Bahia Instituto de Química Analítica ]]></institution>
<addr-line><![CDATA[ Salvador]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Universidade Federal da Bahia Instituto de Matemática Departamento de Estatística]]></institution>
<addr-line><![CDATA[ Salvador]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Universidade Salvador  ]]></institution>
<addr-line><![CDATA[Stiep Salvador]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af7">
<institution><![CDATA[,Universidade Federal da Bahia  ]]></institution>
<addr-line><![CDATA[Canela Salvador]]></addr-line>
<country>Brazil</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2017</year>
</pub-date>
<volume>33</volume>
<numero>2</numero>
<fpage>183</fpage>
<lpage>197</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0188-49992017000200183&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0188-49992017000200183&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0188-49992017000200183&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El formaldehído es un contaminante común en los espacios interiores. El objetivo de este estudio fue identificar la concentración de formaldehído en viviendas urbanas y la posible relación de las fuentes potenciales intramuros con dicha concentración. Se utilizó un método transversal anidado en un estudio longitudinal que investiga factores asociados con el asma y la alergia en niños escolares en Salvador. Entre febrero de 2007 y julio de 2008 se visitaron las viviendas de 1168 niños (4 - 13 años) para recolectar información sobre las características de las casas. Para la determinación de formaldehído gaseoso se utilizó un procedimiento fluorimétrico con el reactivo Fluoral P. Se evaluaron los indicadores de ventilación, fuentes de formaldehído y exposición al humo del cigarro según los niveles de formaldehído a través de una regresión logística, en la que se calculó la razón de productos cruzados (RPC) con un intervalo de confianza (IC) de 95 %. La concentración de formaldehído en general fue baja (media 0.80 µg/m3). Un mayor número de fuentes potencialmente emisoras de ese compuesto (RPC 1.30; 95 % IC 1.03-1.65), así como las mejores condiciones de ventilación (RPC 1.35; 95 % IC 1.07-1.70), estuvieron asociadas con una mayor concentración de formaldehído. Mientras que en las viviendas donde habitaban fumadores, la concentración de formaldehído fue menor (RPC 0.69; 95 % IC 0.52-0.90). El nivel de concentración del formaldehído en las viviendas estudiadas en Salvador fue inferior a los niveles máximos aceptables nacional e internacionalmente para ambientes interiores. Las características de las viviendas influyeron en la concentración de dicho compuesto. El método de muestreo ambiental utilizado permitió la determinación del formaldehído con suficiente confiabilidad.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Formaldehyde is a common contaminant in indoor environments. The objective of the present study was to identify formaldehyde concentrations in urban households and to investigate a possible association between the formaldehyde concentration and potential indoor sources. This is a cross-sectional study nested within SCAALA, a large longitudinal study conducted to investigate factors associated with asthma and allergy in schoolchildren in Salvador. The homes of 1168 children from 4 to 13 years old were visited between February 2007 and July 2008 to collect data on the household characteristics. Fluorometric determination of gaseous formaldehyde was conducted using the Fluoral-P reagent. Logistic regression with calculation of odds ratios and their respective 95 % confidence intervals (95 % CI), was used to evaluate ventilation, sources of formaldehyde, and exposure to cigarette smoke according to formaldehyde concentrations. Formaldehyde concentrations were low (a mean of 0.80 &#956;/m3). A higher number of potential sources of formaldehyde emission (OR: 1.30; 95 % CI: 1.03 - 1.65) and better ventilation (OR: 1.35; 95 % CI: 1.07 - 1.70) were factors associated with higher concentrations. Formaldehyde concentrations were lower in homes where there were smokers, (OR: 0.69; 95 % CI: 0.52 - 0.90). Indoor formaldehyde concentrations in the homes evaluated in Salvador were below the maximum allowable concentrations determined nationally and internationally. The characteristics of the homes played a role in formaldehyde levels. The environmental sampling method used to determine formaldehyde concentrations was sufficiently accurate.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[aldehídos]]></kwd>
<kwd lng="es"><![CDATA[contaminación del aire en interiores]]></kwd>
<kwd lng="es"><![CDATA[exposición a riesgos ambientales]]></kwd>
<kwd lng="en"><![CDATA[aldehydes]]></kwd>
<kwd lng="en"><![CDATA[indoor air contamination]]></kwd>
<kwd lng="en"><![CDATA[exposure to environmental risks]]></kwd>
</kwd-group>
</article-meta>
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