<?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>1659-0775</journal-id>
<journal-title><![CDATA[Odontología Vital]]></journal-title>
<abbrev-journal-title><![CDATA[Odontología Vital]]></abbrev-journal-title>
<issn>1659-0775</issn>
<publisher>
<publisher-name><![CDATA[Universidad Latina de Costa Rica, Facultad de Odontología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1659-07752021000200056</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Prevalencia de fluorosis en menores de 4 a 15 años, según índice de Dean y su asociación con el nivel de flúor presente en el agua de consumo]]></article-title>
<article-title xml:lang="en"><![CDATA[Prevalence of fluorosis in children between 4 and 15 years of age according to Dean&#8217;s index and its association with the level of fluoride present in drinking water]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Masabanda Olivares]]></surname>
<given-names><![CDATA[Jessica]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cabrera Arias]]></surname>
<given-names><![CDATA[Alejandra]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Armas Vega]]></surname>
<given-names><![CDATA[Ana del Carmen]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Central del Ecuador Facultad de Odontología ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Central del Ecuador  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Central del Ecuador  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Ecuador</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>
<numero>35</numero>
<fpage>56</fpage>
<lpage>64</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S1659-07752021000200056&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S1659-07752021000200056&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S1659-07752021000200056&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Objetivo.  Identificar la prevalencia de fluorosis en menores de 4 a 15 años de edad, según índice de Dean y su asociación con el nivel de flúor presente en el agua de consumo en la provincia de Cotopaxi. Previa una autorización de participación por parte de sus padres y aprobación del comité de la Universidad Central del Ecuador.  Métodos.  Fueron examinados 115 participantes en las edades de 4 a 15 años, siguiendo protocolos de registro fotográfico validados tras verificar y cumplimiento de criterios de inclusión. A su vez, se evaluaron muestras de agua de abastecimiento que fueron recolectadas según los protocolos adecuados y examinadas según la presencia de flúor. Las fotografías obtenidas fueron analizadas por tres evaluadores certificados y entrenados en la diferenciación de los grados de fluorosis según Dean mediante índice Kappa.  Resultados. Los valores emitidos por cada evaluador fueron recolectados tabulados y procesados mediante el programa SPSS, y la prueba estadística de Chi cuadrado y correlación de Spearman, evidenciando ausencia de una relación estadísticamente significativa, entre las variables analizadas.  Conclusión. La presencia de fluorosis de leve a moderada en la población analizada no guarda relación con el porcentaje de flúor presente en las aguas de consumo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Objective. Identify the prevalence of fluorosis in children between 4 and 15 years of age according to the Dean&#8217;s index, and determine its association with the level of fluoride present in drinking water from Cotopaxi province. Subsequent to the authorization by their parents and approval by the committee of the Central University of Ecuador  Methods. 115 participants between the ages of 4 to 15 years old were examined following validated photographic registration protocols, after verifying and fulfilling the inclusion criteria, along with the supply water samples were collected following the adequate protocols and examined for the presence of fluoride. The obtained photographs were analyzed by three certified evaluators, who were trained in the differentiation of the degrees of fluorosis according to Dean by means of the Kappa index.  Results. The values emitted by each evaluator were tabulated and processed through the SPSS program, using the statistical test of Chi-square and Spearman&#8217;s correlation. The absence of a statistically significant relationship between the variables was observed.  Conclusion: The presence of mild to moderate fluorosis in the analyzed population is not related to the percentage of fluoride present in drinking water.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Fluorosis dental]]></kwd>
<kwd lng="es"><![CDATA[Flúor]]></kwd>
<kwd lng="es"><![CDATA[Abastecimiento de agua]]></kwd>
<kwd lng="en"><![CDATA[Dental fluorosis / Fluoride / Water supply]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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