<?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>1561-3194</journal-id>
<journal-title><![CDATA[Revista de Ciencias Médicas de Pinar del Río]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Ciencias Médicas]]></abbrev-journal-title>
<issn>1561-3194</issn>
<publisher>
<publisher-name><![CDATA[Editorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1561-31942021000400004</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Conocimiento de la nueva clasificación de enfermedades periodontales en estudiantes de Odontología]]></article-title>
<article-title xml:lang="en"><![CDATA[Knowledge of the new classification of periodontal diseases in Dentistry Students]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Falcón-Guerrero]]></surname>
<given-names><![CDATA[Britto Ebert]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Falcón-Pasapera]]></surname>
<given-names><![CDATA[Guido Sebastián]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Facultad de Odontología. Universidad Latinoamericana CIMA  ]]></institution>
<addr-line><![CDATA[Tacna ]]></addr-line>
<country>Perú</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Peruana Cayetano Heredia Facultad de Odontología ]]></institution>
<addr-line><![CDATA[Lima ]]></addr-line>
<country>Perú</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2021</year>
</pub-date>
<volume>25</volume>
<numero>4</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1561-31942021000400004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1561-31942021000400004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1561-31942021000400004&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción: el año 2018 se presentó oficialmente un nuevo sistema declasificación de enfermedades y condiciones periodontales y perimplantarias, necesaria para el establecer un correcto diagnóstico y plan de tratamiento.  Objetivo: determinar el conocimiento de la nueva clasificación de enfermedades y condiciones periodontales y peri implantarías en los estudiantes que asisten al último semestre de pregrado en odontología durante el año 2020.  Métodos: estudio descriptivo, transversal y cuantitativo; se aplicó un cuestionario virtual con 20 preguntas objetivas cerradas a 27 estudiantes del último semestre de odontología, para obtener datos sobre las siguientes variables de interés: edad, sexo y conocimiento acerca de los cuatro grupos de la clasificación de las enfermedades periodontales y peri implantarías del 2017. El nivel de conocimiento se categorizo según la escala de Staninos en bajo, regular y malo. Los datos fueron analizados utilizando IBM SPSS Statistics 22 a un nivel de significación del 5 %.  Resultados: se revisaron un total de 27 cuestionarios. La edad media fue de 26,93 años (rango 20-42) y se obtuvo un mayor porcentaje de mujeres en un 63 %, donde la edad y el sexo no influyen en el conocimiento (p=0,662 y p=0,401, respectivamente). En general el nivel de conocimiento es regular con 70,4 % (n=19), y 29,6 % (n=8) de estudiantes tiene un conocimiento bajo. No existiendo conocimiento alto.  Conclusiones: los estudiantes de odontología que asisten a su último semestre de formación tienen un conocimiento limitado acerca de la nueva clasificación delas enfermedades periodontales y peri implantarías.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  in 2018, a new system of classification for periodontal and peri-implant diseases and conditions was officially introduced, which is necessary in order to increase knowledge to establish a correct diagnosis and treatment plan.  Objective:  to determine knowledge of the new classification of periodontal and peri-implant diseases and conditions in students attending the last semester of the undergraduate program in dentistry studies during the 2020 academic year.  Methods: descriptive, cross-sectional and quantitative study; a virtual questionnaire with 20 questions with closed-objectives was applied to 27 students attending the last semester of the undergraduate program in dentistry studies, to collect data in relation to these variables: age, sex and knowledge about the 4 groups of periodontal and peri-implant classification of diseases from 2017. The level of knowledge was categorized according to the Stanine scores in low, fair and poor. Data were analyzed using IBM SPSS Statistics 22 to a 5 % level of significance.  Results:  a total of 27 questionnaires were reviewed. The mean age was 26,93 years (range 20-42), a major percentage of women (63 %) was obtained, where the age and sex did not influence on knowledge (p=0,662 and p=0,401 respectively). The level of knowledge was fair for 70,4 % (n=19), and 29,6 % (n=8) of students have a low level of knowledge. Not having a high level of knowledge.  Conclusions:  dentistry students attending the last semester of the undergraduate program in dentistry studies have limited knowledge concerning periodontal and peri-implant diseases and conditions.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[CONOCIMIENTO]]></kwd>
<kwd lng="es"><![CDATA[ODONTOLOGÍA]]></kwd>
<kwd lng="es"><![CDATA[DIAGNÓSTICO]]></kwd>
<kwd lng="es"><![CDATA[ENFERMEDADES PERIODONTALES]]></kwd>
<kwd lng="es"><![CDATA[SALUD BUCAL]]></kwd>
<kwd lng="en"><![CDATA[KNOWLEDGE]]></kwd>
<kwd lng="en"><![CDATA[DENTISTRY]]></kwd>
<kwd lng="en"><![CDATA[DIAGNOSIS]]></kwd>
<kwd lng="en"><![CDATA[PERIODONTAL DISEASES]]></kwd>
<kwd lng="en"><![CDATA[ORAL HEALTH]]></kwd>
</kwd-group>
</article-meta>
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