<?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>1812-9528</journal-id>
<journal-title><![CDATA[Memorias del Instituto de Investigaciones en Ciencias de la Salud]]></journal-title>
<abbrev-journal-title><![CDATA[Mem. Inst. Investig. Cienc. Salud]]></abbrev-journal-title>
<issn>1812-9528</issn>
<publisher>
<publisher-name><![CDATA[Instituto de Investigaciones en Ciencias de la Salud]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1812-95282020000300017</article-id>
<article-id pub-id-type="doi">10.18004/mem.iics/1812-9528/2020.018.03.17</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Frecuencia de maloclusiones sagitales y transversales en estudiantes de 12 a 18 años de Asunción]]></article-title>
<article-title xml:lang="en"><![CDATA[Frequency of sagittal and transverse malocclusions in students from 12 to 18 years of age in Asunción]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Invernizzi-Mendoza]]></surname>
<given-names><![CDATA[Carlos Rafael]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Valdez-Godoy]]></surname>
<given-names><![CDATA[Lourdes]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Caballero-García]]></surname>
<given-names><![CDATA[Cristina Raquel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Santander-Aguilera]]></surname>
<given-names><![CDATA[Mirna]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Benítez-Torres]]></surname>
<given-names><![CDATA[Petrona]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cardozo-Vera]]></surname>
<given-names><![CDATA[Liliana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Flores-Romero]]></surname>
<given-names><![CDATA[Francisco]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alcaraz-Castillo]]></surname>
<given-names><![CDATA[Claudia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma de Asunción Facultad de Odontología ]]></institution>
<addr-line><![CDATA[Asunción ]]></addr-line>
<country>Paraguay</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<volume>18</volume>
<numero>3</numero>
<fpage>17</fpage>
<lpage>23</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_arttext&amp;pid=S1812-95282020000300017&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_abstract&amp;pid=S1812-95282020000300017&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_pdf&amp;pid=S1812-95282020000300017&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN La maloclusión es uno de los trastornos bucodentales más comunes. Reconocer su importancia lleva a la necesidad de realizar estudios epidemiológicos cuyos resultados orienten el desarrollo de programas para su prevención, intercepción y tratamiento. El objetivo de la presente investigación fue determinar la frecuencia de maloclusión en sentido sagital y transversal en estudiantes de nivel secundario de la ciudad de Asunción. Se realizó un estudio descriptivo de corte transversal. La población de estudio estuvo conformada por los alumnos de 12 a 18 años inscriptos en colegios públicos y privados de la ciudad de Asunción durante el 2017. Los datos recabados de la inspección bucodental fueron anotados en fichas clínicas yanalizadas con el programa Epi-Info TM. El número de participantes fue de 1047 estudiantes que cumplieron con los criterios de inclusión. El 52% de los participantes fueron de sexo femenino y el 48% del sexo masculino. La frecuencia de maloclusión en sentido sagital fue del 98%, y en sentido transversal del 27,6%.Entre las maloclusiones en sentido sagital la más frecuente fue la Clase I (53%). La frecuencia de mordida cruzada fue del 23%, de los cuales, el 43% presentó mordida cruzada anterior y el 57% mordida cruzada posterior. De los que presentaron mordida cruzada posterior, el 61% fue unilateral y el 39% bilateral. Se observa una importante frecuencia de maloclusiones en la población de estudio indicativa de la necesidad de establecer acciones para su diagnóstico y tratamiento oportunos.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Malocclusion is one of the most common oral disorders. Recognizing its importance leads to the need for epidemiological studies whose results guide the development of programs for its prevention, interception and treatment. The objective of the present investigation was to determine the frequency of malocclusion in the sagittal and transverse direction in secondary school students from the city of Asunción. A descriptive cross-sectional study was carried out. The study population was made up of students from 12 to 18 years old enrolled in public and private schools in the city of Asunción during 2017. The data collected from the oral inspection was recorded in clinical records and analyzed with the Epi-Info program. TM. The number of participants was 1047 students who met the inclusion criteria. Fifty two percent of the participants were female and 48% male. The frequency of malocclusion in the sagittal direction was 98%, and in the transverse direction it was 27.6%.Among sagittal malocclusions, the most frequent was Class I (53%). The frequency of crossbite was 23%, of which 43% presented an anterior crossbite and 57% a posterior crossbite. Of those who presented posterior crossbite, 61% were unilateral and 39% bilateral. An important frequency of malocclusions is observed in the study population indicative of the need of establishing actions for its timely diagnosis and treatment.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Maloclusión]]></kwd>
<kwd lng="es"><![CDATA[mordida cruzada]]></kwd>
<kwd lng="es"><![CDATA[clasificación de Angle]]></kwd>
<kwd lng="en"><![CDATA[Malocclusion]]></kwd>
<kwd lng="en"><![CDATA[cross bite]]></kwd>
<kwd lng="en"><![CDATA[Angle&#8217;s classification]]></kwd>
</kwd-group>
</article-meta>
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