<?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>S1659-07752021000200064</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Prevalencia de halitosis en niños y su asociación con la higiene bucal, caries dental, saburra lingual, tipo de respiración, edad y sexo]]></article-title>
<article-title xml:lang="en"><![CDATA[Prevalence of halitosis in children and its association with oral hygiene, dental caries, tongue coating, type of breathing, age, and sex]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Calle Hernández]]></surname>
<given-names><![CDATA[Karina Jacqueline]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Revelo Motta]]></surname>
<given-names><![CDATA[Grace Elizabeth]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Central del Ecuador  ]]></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>
<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>64</fpage>
<lpage>72</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S1659-07752021000200064&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S1659-07752021000200064&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S1659-07752021000200064&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La halitosis es considerada como una condición anómala frecuente en la salud bucal y se define como un olor desagradable que emite la cavidad oral, nariz, vías respiratorias o aparato digestivo.  Objetivo:  Determinar la prevalencia de halitosis y su relación con los factores asociados como: higiene oral, caries, placa lingual, tipo de respiración, edad y sexo en niños de 5 a 12 años que asisten a la Escuela Giordano Bruno, de la Provincia de Pichincha - Ecuador.  Materiales y métodos: Estudio observacional, descriptivo, transversal realizado en una población de 178 estudiantes de 5 a 12 años, la muestra fue de 122 niños seleccionados mediante un muestreo probabilístico. Se solicitó el consentimiento informado para participar en el estudio. La prevalencia de halitosis se evaluó con un monitor que detecta compuestos volátiles de sulfuro. Los factores asociados se midieron por medio del IHOS, el índice de lengua saburral de Winkel, la prueba con el espejo bucal y el índice ceo-d y CPO-D. Los datos se analizaron con la prueba de Chi cuadrado con un valor de significación de 0,05 y un Análisis de Regresión Logística Binaria.  Resultados:  La prevalencia de halitosis fue del 50% en los niños y se relacionó con saburralingual, higiene bucal, edad y sexo (p&lt;0,05), pero no hubo asociación entre la halitosis, el tipo de respiración y la presencia de caries dental. Los niños que presentan saburra lingual tienen 177 veces mayor riesgo de presentar halitosis mientras que los que muestran una higiene bucal regular tienen 205 veces más riesgo de presentar halitosis.  Conclusión:  La prevalencia de halitosis en niños es alta y los principales factores de riesgo son la saburra lingual y la higiene bucal regular.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Halitosis is considered a frequent anomaly in oral health that is defined as an unpleasant odor that emits from the oral cavity, nose, respiratory tract or digestive system.  Objective: To determine the prevalence of halitosis and its relationship with associated factors such as: oral hygiene, tooth decay, tongue plaque, type of breathing, age and sex in children aged 5 to 12 years who attend the Giordano Bruno School of the Province of Pichincha - Ecuador.  Materials and methods: Observational, descriptive, cross-sectional study carried out in a population of 178 students aged 5 to 12 years, the sample consisted of 122 children selected through probability sampling. Informed consent was requested to participate in the study. The prevalence of halitosis was evaluated with a monitor that detects volatile sulfur compounds and the associated factors were measured by means of the IHOS, the Winkel coated tongue index, the oral mirror test and the ceo-d and CPO-D index. The data were analyzed with the Chi square test with a significance value of 0.05 and a Binary Logistic Regression Analysis.  Results:  The prevalence of halitosis was 50% in children and it was related to tongue coating, oral hygiene, age, and sex (p &lt;0.05), there was no association between halitosis, type of respiration and the presence of dental caries. Children with tongue coating have a 177 times greater risk of halitosis, while children with regular oral hygiene have a 205 times greater risk of halitosis.  Conclusion:  The prevalence of halitosis in children is high and the main risk factors are tongue coating and regular oral hygiene.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Halitosis]]></kwd>
<kwd lng="es"><![CDATA[Higiene bucal]]></kwd>
<kwd lng="es"><![CDATA[Saburra lingual]]></kwd>
<kwd lng="es"><![CDATA[Caries dental.]]></kwd>
<kwd lng="en"><![CDATA[Halitosis]]></kwd>
<kwd lng="en"><![CDATA[Oral Hygiene]]></kwd>
<kwd lng="en"><![CDATA[Tongue Coating]]></kwd>
<kwd lng="en"><![CDATA[Dental Caries.]]></kwd>
</kwd-group>
</article-meta>
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