<?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>1729-519X</journal-id>
<journal-title><![CDATA[Revista Habanera de Ciencias Médicas]]></journal-title>
<abbrev-journal-title><![CDATA[Rev haban cienc méd]]></abbrev-journal-title>
<issn>1729-519X</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Ciencias Médicas de la Habana]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1729-519X2019000500730</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Relación entre las posturas de trabajo y síntomas musculoesqueléticos en estudiantes de odontología en Lima]]></article-title>
<article-title xml:lang="en"><![CDATA[Relationship between work postures and musculoskeletal symptoms in dental students in Lima]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Manchi-Zuloeta]]></surname>
<given-names><![CDATA[Fabiola Roxana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Chávez-Rimache]]></surname>
<given-names><![CDATA[Lesly Karem]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Chacón-Uscamaita]]></surname>
<given-names><![CDATA[Pamela Roxana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Chumpitaz-Cerrate]]></surname>
<given-names><![CDATA[Víctor]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodriguez-Vargas]]></surname>
<given-names><![CDATA[Martha Cecilia,]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional Mayor de San Marcos  ]]></institution>
<addr-line><![CDATA[Lima ]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Científica del Sur  ]]></institution>
<addr-line><![CDATA[Lima ]]></addr-line>
<country>Peru</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>10</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>10</month>
<year>2019</year>
</pub-date>
<volume>18</volume>
<numero>5</numero>
<fpage>730</fpage>
<lpage>740</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1729-519X2019000500730&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1729-519X2019000500730&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1729-519X2019000500730&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción: La aparición temprana de síntomas musculoesqueléticos es un importante problema de salud ocupacional para los estudiantes de Odontología y que repercute en su calidad de vida.  Objetivo: Determinar la relación entre las posturas de trabajo y la aparición temprana de síntomas musculoesqueléticos en los estudiantes de Odontología de la Universidad Nacional Mayor de San Marcos.  Material y métodos: Estudio descriptivo, observacional y transversal. La muestra estuvo conformada por 70 estudiantes de la Facultad de Odontología de la Universidad Nacional Mayor de San Marcos. Para la determinación de la aparición temprana de síntomas musculoesqueléticos se empleó el Cuestionario Nórdico de Kuorinka y para el tipo de postura de trabajo clínico se empleó una lista de verificación postural.  Resultados: Se encontró que 77,1 % (n=54) presentó algún tipo de postura incorrecta. El 67,7 % (n=46) indicó que la zona dorsal/lumbar fue la que presentó una mayor percepción de síntomas musculoesqueléticos, mientras el tipo de nivel de intensidad de dolor que más predominó fue el nivel moderado en la zona cervical (52,6 %), hombro (50 %) y muñeca/mano (40,9 %); en la zona lumbar (43,9 %) predominó un nivel fuerte. El tiempo de padecimiento de los síntomas musculoesqueléticos fue predominantemente entre 6 meses y 1 año.  Conclusiones: En la población evaluada no existe una relación entre el tipo de postura y la aparición temprana de síntomas musculoesqueléticos. Asimismo, la zona dorsal/lumbar es la que frecuentemente es afectada durante el trabajo clínico odontológico.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction: The early appearance of musculoskeletal symptoms is an important occupational health problem for dental students that affects their quality of life.  Objective: To determine the relationship between work postures and the early appearance of musculoskeletal symptoms in dental students of the National University of San Marcos.  Material and methods: Descriptive, observational and cross-sectional study. The sample consisted of 70 students of the Faculty of Dentistry of the National University of San Marcos. The Kuorinka Nordic questionnaire was used for the determination of the early onset of musculoskeletal symptoms, and a postural checklist was used for the type of clinical work posture.  Results: It was found that 77,1 % (n=54) presented some type of incorrect posture. Also, 67,7 % (n=46) indicated that the dorsal lumbar region presented the highest perception of musculoskeletal symptoms, while the level of intensity of pain that prevailed most was the moderate level in the cervical region (52,6 %), shoulder (50 %) and wrist/hand (40,9 %); in the lumbar area (43,9 %) a strong level prevailed. The time of suffering from musculoskeletal symptoms was predominantly between 6 months and 1 year.  Conclusions: In the population evaluated, there is no relationship between the type of posture and the early onset of musculoskeletal symptoms. Likewise, the dorsal lumbar region is the one that is frequently affected during clinical dental work.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Ergonomía]]></kwd>
<kwd lng="es"><![CDATA[Fenómenos Fisiológicos]]></kwd>
<kwd lng="es"><![CDATA[Musculoesqueléticos]]></kwd>
<kwd lng="es"><![CDATA[Estudiantes de Odontología]]></kwd>
<kwd lng="es"><![CDATA[Factores de Riesgo]]></kwd>
<kwd lng="es"><![CDATA[Postura]]></kwd>
<kwd lng="es"><![CDATA[Dolor]]></kwd>
<kwd lng="en"><![CDATA[Ergonomics, Musculoskeletal, Physiological Phenomena, Dental Students, Risk Factors, Posture]]></kwd>
<kwd lng="en"><![CDATA[Pain]]></kwd>
</kwd-group>
</article-meta>
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