<?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>1561-3003</journal-id>
<journal-title><![CDATA[Revista Cubana de Higiene y Epidemiología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Hig Epidemiol]]></abbrev-journal-title>
<issn>1561-3003</issn>
<publisher>
<publisher-name><![CDATA[Centro Nacional de Información de Ciencias MédicasEditorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1561-30032022000100015</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Prevalencia y características de la enfermedad pulmonar obstructiva crónica en La Habana (2017-2018)]]></article-title>
<article-title xml:lang="en"><![CDATA[Prevalence and characteristics of chronic obstructive pulmonary disease in Havana (2017-2018)]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Varona Pérez]]></surname>
<given-names><![CDATA[Patricia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Valdés Díaz]]></surname>
<given-names><![CDATA[Solangel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Terry Valle]]></surname>
<given-names><![CDATA[Otilia María]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Valdés Armenteros]]></surname>
<given-names><![CDATA[Odalys]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gallego Ariosa]]></surname>
<given-names><![CDATA[Graciela de la Caridad]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Venero-Fernández]]></surname>
<given-names><![CDATA[Silvia Josefina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Molina Esquivel]]></surname>
<given-names><![CDATA[Enrique]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García de la Osa]]></surname>
<given-names><![CDATA[Mercedes de la Paz]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Nacional de Higiene, Epidemiología y Microbiología  ]]></institution>
<addr-line><![CDATA[ La Habana]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Benéfico Jurídico  ]]></institution>
<addr-line><![CDATA[ La Habana]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2022</year>
</pub-date>
<volume>59</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1561-30032022000100015&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1561-30032022000100015&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1561-30032022000100015&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  En Cuba la enfermedad pulmonar obstructiva crónica es sexta causa de mortalidad general. Existe insuficiente conocimiento sobre su magnitud.  Objetivo:  Determinar la prevalencia y características de la enfermedad en La Habana (2017-2018).  Métodos:  Estudio multicéntrico transversal, coordinado por Iniciative Burden of Lung Disease, incluyó 349 personas no institucionalizadas de 40 años y más de cuatro consultorios médicos (selección aleatoria). Se aplicó cuestionario con variables sociodemográficas relacionadas con diagnóstico médico previo y tabaquismo. Se realizó estudio de espirometría, pre-pos aplicación de salbutamol para determinar limitación del flujo aéreo y clasificó severidad de la enfermedad en leve, moderada, severa y muy severa.  Resultados:  Prevalencia global 20,9 % (IC 95 %:16,6-25,2); en hombres 25,3 %, en mujeres 17,7 %. Se incrementó con la edad. Formas leves 60 %, más frecuentes en mujeres 67 % vs. severas en hombres, 22 %. Espirometría previa 15 % de encuestados. Catorce encuestados (19,1 %) tenían el diagnóstico médico previo de enfisema pulmonar, bronquitis crónica o enfermedad pulmonar obstructiva crónica. Prevalencia de tabaquismo 36,0 %, mayor porcentaje en formas severas. La tercera parte (31,7 %), expuestos al humo de tabaco ajeno, en hogar o trabajo; media de exposición diaria 5 h.  Conclusiones:  La alta prevalencia y subdiagnóstico de enfermedad pulmonar obstructiva crónica la convierten en un importante problema de salud en La Habana. Se pronostica incremento de la prevalencia relacionado con la dinámica poblacional en el país y el alto consumo de tabaco en la población. Se requiere un manejo más integral de esta enfermedad prevenible.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  In Cuba, chronic obstructive pulmonary disease is the sixth leading cause of death. There is insufficient knowledge concerning its scope.  Objective: To determine the prevalence and characteristics of the disease in Havana (2017-2018).  Methods: A multicenter, cross-sectional study coordinated by Iniciative Burden of Lung Disease. It included 349 non-hospitalized people aged 40 and over from four family doctor´s offices (random selection). A questionnaire with sociodemographic variables on previous medical diagnosis and smoking was applied. A spirometric study was conducted before and after salbutamol administration to determine airflow limitations, and the disease was classified as mild, moderate, severe, and very severe.  Results: Overall prevalence was 20.9% (95 % CI: 16.6-25.2); with males accounting for 25.3%; and females for 17.7%. It increased with age. Mild forms of the disease affected 60% of the population; they were more common in females (67%) than in males (severe forms, 22%). Previous spirometry was performed in 15% of respondents. Fourteen people (19.1%) had previously been diagnosed with pulmonary emphysema, chronic bronchitis, or chronic obstructive pulmonary disease. Smoking prevalence was 36%, with a higher percentage in the severe forms of the disease. One-third (31.7%) were exposed to second-hand tobacco smoke at home or at work, with a daily average exposure of 5 hours.  Conclusions: Chronic obstructive pulmonary disease is a major health problem in Havana due to its high prevalence and underdiagnosis. An increase in prevalence is predicted given the demographic dynamics in the country and the high level of tobacco consumption among the population. Therefore, more comprehensive management of this preventable disease is required.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[enfermedad pulmonar obstructiva crónica]]></kwd>
<kwd lng="es"><![CDATA[prevalencia]]></kwd>
<kwd lng="es"><![CDATA[índice de severidad de la enfermedad]]></kwd>
<kwd lng="es"><![CDATA[riesgo]]></kwd>
<kwd lng="en"><![CDATA[chronic obstructive lung disease]]></kwd>
<kwd lng="en"><![CDATA[prevalence]]></kwd>
<kwd lng="en"><![CDATA[severity of illness index]]></kwd>
<kwd lng="en"><![CDATA[risk]]></kwd>
</kwd-group>
</article-meta>
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