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Rev. chil. enferm. respir ; 26(2): 72-80, jun. 2010. tab
Article in Spanish | LILACS | ID: lil-577322

ABSTRACT

The aim of this study is to report the association between indoor pollution (IP), chronic respiratory symptoms (CRS) and chronic obstructive pulmonary disease (COPD). Data provided from PLATINO study considering a sample of 1.208 subjects 40 and over years old population in Santiago, Chile. Analyses regarding indoor air pollution variables, smoking, environmental tobacco smoke (ETS) and lifetime exposure to occupational dust and CRS and COPD as main outcomes was performed. Crude and adjusted prevalence odds ratios (POR) were calculated using logistic regression, adjusting for potential confounders. Variables explaining higher COPD risk were age > 60 years (POR 3.94, CI95 percent 2.87-5.41, p < 0.01) and males (POR 2.08, CI95 percent 1.53-2.83, p < 0.01). Exposure to coal IP was associated with CRS (POR 1.41, CI95 percent 1.05-1.89; p = 0.024), as well as exposure to firewood IP (POR 1.42, CI95 percent 1.04-1.93; p = 0.029) and ETS (POR 2.15, CI95 percent 1.24-3.73, p = 0.006). Exposure to coal, firewood and ETS are independent risk factors for CRS. Association between exposure to IP and COPD was not observed.


El objetivo de la comunicación fue evaluar la asociación entre contaminación intradomiciliaria (CID) y la presencia de síntomas respiratorios crónicos (SRC) y Enfermedad Pulmonar Obstructiva Crónica (EPOC). Se analizó información del estudio de prevalencia Platino en base a una muestra de población general de 1.208 sujetos de 40 y más años de Santiago, Chile. Se analizó la CID derivada del uso de combustibles sólidos, exposición a humo ambiental (EHAT) y el reporte de exposición previa a polvo de origen ocupacional calculando Odds Ratio de Prevalencia (ORP) crudos y ajustados por potenciales variables confundentes. Las variables que determinan mayor riesgo de EPOC fueron edad mayor 60 años (ORP 3,9; IC95 por ciento 2,9-5,4; p < 0,01) y sexo masculino (OR 2,08; IC95 por ciento 1,5-2,8; p < 0,01). La CID derivada de carbón se asoció con síntomas respiratorios crónicos (ORP 1,4; IC95 por ciento 1,05-1,89; p = 0,024), al igual que el antecedente de exposición a humo de leña (ORP 1,4, IC95 por ciento 1,04-1,9; p = 0,029) y EHAT (ORP 2,1, IC95 por ciento 1,2-3,7; p = 0,006). La exposición a carbón, leña y EHAT constituyen factores de riesgo independientes para presentar SRC. No se encontró asociación entre CID y EPOC.


Subject(s)
Humans , Male , Female , Adult , Middle Aged , Air Pollution, Indoor/adverse effects , Pulmonary Disease, Chronic Obstructive/epidemiology , Pulmonary Disease, Chronic Obstructive/etiology , Inhalation Exposure/adverse effects , Age Factors , Biomass , Coal/adverse effects , Chile/epidemiology , Tobacco Smoke Pollution/adverse effects , Air Pollutants, Occupational/adverse effects , Dyspnea/epidemiology , Dyspnea/etiology , Pulmonary Disease, Chronic Obstructive/physiopathology , Gases/adverse effects , Logistic Models , Prevalence , Paraffin/adverse effects , Spirometry , Cough/epidemiology , Cough/etiology , Urban Area
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