<?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>0121-246X</journal-id>
<journal-title><![CDATA[Revista Facultad de Odontología Universidad de Antioquia]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Fac Odontol Univ Antioq]]></abbrev-journal-title>
<issn>0121-246X</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Antioquia ]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0121-246X2019000100191</article-id>
<article-id pub-id-type="doi">10.17533/udea.rfo.v30n2a6</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Epidemiology and complications of facial fractures: a 5-year retrospective study]]></article-title>
<article-title xml:lang="es"><![CDATA[Epidemiología y complicaciones de las fracturas faciales: un estudio retrospectivo de 5 años]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lanas]]></surname>
<given-names><![CDATA[Guillermo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Paredes]]></surname>
<given-names><![CDATA[Fernando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vallejo]]></surname>
<given-names><![CDATA[Kleber]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lanas]]></surname>
<given-names><![CDATA[Andrea]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zindel-Deboni]]></surname>
<given-names><![CDATA[María Cristina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Central del Ecuador School of Dentistry ]]></institution>
<addr-line><![CDATA[Quito ]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Eugenio Espejo Hospital  ]]></institution>
<addr-line><![CDATA[Quito ]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidade de São Paulo School of Dentistry Department of Oral and Maxillofacial Surgery]]></institution>
<addr-line><![CDATA[São Paulo ]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad de Las Américas  ]]></institution>
<addr-line><![CDATA[Quito ]]></addr-line>
<country>Ecuador</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<volume>30</volume>
<numero>2</numero>
<fpage>191</fpage>
<lpage>201</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0121-246X2019000100191&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0121-246X2019000100191&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0121-246X2019000100191&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  regional epidemiological studies involving facial trauma are needed to develop more efficient ways of providing health care services. The time elapsed from the occurrence of facial trauma to its definitive treatment can affect clinical outcomes in terms of interventions, resolution, and complications. The aim of this study was to verify if there is a relationship between the different fracture types, their treatments or time intervals for clinical resolution and the onset of complications.  Methods:  a retrospective study was conducted by means of the clinical records of the Eugenio Espejo Hospital in Quito, verifying the epidemiological data on the clinical evolution of facial trauma patients between 2012 and 2016, and registering data such as age, gender, fracture type, time elapsed until its definitive treatment, and onset of complications. Clinical records lacking these data were excluded.  Results:  most cases occurred outside Quito (64%). There was no relationship between harmful habits, fracture displacement, type of access or fixation, or presence of comorbidities and the onset of complications. The odds ratio (95% confidence interval) for complications was OR = 0.301(0.170-0.536), so there is a 70% increased chance of developing some complications if treatment is performed one week after trauma occurs.  Conclusion:  reducing facial fractures before a week can decrease the onset of complications and sequelae.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  los estudios epidemiológicos regionales que involucren trauma facial son importantes para ayudar a desarrollar formas más eficientes de brindar cuidados en salud. El tiempo transcurrido desde que ocurre un traumatismo facial hasta su tratamiento definitivo puede afectar los resultados clínicos en términos de intervenciones, resolución y complicaciones. El objetivo del presente estudio consistió en verificar si existe una relación entre los diferentes tipos de fracturas, sus tratamientos y los intervalos de tiempo para su resolución clínica con la aparición de complicaciones.  Métodos: se realizó un estudio retrospectivo con las historias clínicas del hospital Eugenio Espejo de Quito, verificando los datos epidemiológicos de la evolución clínica de pacientes con trauma facial entre el 2012 y 2016. Para ello se tomaron datos como edad, sexo, tipo de fractura, tiempo transcurrido hasta su tratamiento definitivo y aparición de complicaciones. Se descartaron las historias que no tuvieron todos los datos para este trabajo.  Resultados:  la mayoría de los casos ocurrió fuera de Quito (64%). Se observó que no existe relación entre hábitos nocivos, desplazamiento de fractura, tipo de abordaje o de fijación y presencia de comorbilidades con la aparición de complicaciones. El resultado de razones de probabilidad (intervalo de confianza) para las complicaciones fue de OR=0.301(0.170-0.536); por lo tanto, existe un 70% más de probabilidad de presentar alguna complicación si el tratamiento se realiza después de una semana de ocurrido el trauma.  Conclusión:  la reducción de las fracturas faciales antes de una semana puede disminuir la ocurrencia de complicaciones y secuelas.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[facial bones]]></kwd>
<kwd lng="en"><![CDATA[fractures]]></kwd>
<kwd lng="en"><![CDATA[complications]]></kwd>
<kwd lng="en"><![CDATA[sequelae]]></kwd>
<kwd lng="en"><![CDATA[lesions]]></kwd>
<kwd lng="en"><![CDATA[surgery]]></kwd>
<kwd lng="es"><![CDATA[huesos faciales]]></kwd>
<kwd lng="es"><![CDATA[fracturas]]></kwd>
<kwd lng="es"><![CDATA[complicaciones]]></kwd>
<kwd lng="es"><![CDATA[secuelas]]></kwd>
<kwd lng="es"><![CDATA[lesiones]]></kwd>
<kwd lng="es"><![CDATA[cirugía]]></kwd>
</kwd-group>
</article-meta>
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