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Table 1 General Characteristics and Risk Factors of the Study Population in the Southern Cone of Latin America

From: Estimating prevalence of chronic obstructive pulmonary disease in the Southern Cone of Latin America: how different spirometric criteria may affect disease burden and health policies

  No. of study participants <high school, % Body-mass index (mean, kg/m2) Cigarette smoking, % Pack-year in current smokers, % Second-hand smoking,a % Biomass exposure,a % Self-reported asthma, % Self-reported tuberculosis, %
Current smoker Former smoker 10-19 pack-year ≥20 pack-year
Overall 4354 58.8 (57.1, 60.6) 28.9 (28.7, 29.0) 27.3 (25.7, 28.9) 28.7 (27.1, 30.3) 25.4 (22.0, 28.7) 47.4 (43.6, 51.2) 18.7 (17.4, 20.0) 35.0 (33.3, 36.7) 6.0 (5.2, 6.8) 1.6 (1.2, 2.1)
Sex            
 Men 1790 58.7 (56.1, 61.4) 28.5 (28.3, 28.7) 30.9 (28.4, 33.4) 36.5 (34.0, 39.1) 23.2 (18.4, 27.9) 56.8 (51.3, 62.3) 19.9 (17.8, 21.9) 30.5 (28.0, 33.0) 4.3 (3.3, 5.3) 1.5 (0.8, 2.1)
 Women 2564 58.9 (56.5, 61.2) 29.2 (29.0, 29.4) 24.3 (22.2, 26.3) 22.2 (20.3, 24.1) 27.8 (23.1, 32.5) 37.0 (32.3, 41.7) 17.7 (16.0, 19.4) 38.7 (36.4, 41.0) 7.4 (6.1, 8.6) 1.8 (1.2, 2.4)
Location            
 Marcos Paz, Argentina 1245 80.5 (78.2, 82.8) 30.0 (29.7, 30.2) 28.6 (25.9, 31.2) 26.0 (23.5, 28.6) 20.6 (15.6, 25.6) 71.9 (66.3, 77.4) 30.2 (27.5, 32.9) 4.7 (3.4, 5.9) 5.2 (4.0, 6.5) 1.4 (0.7, 2.0)
 Bariloche, Argentina 1107 65.9 (63.0, 68.8) 28.4 (28.1, 28.6) 28.0 (25.2, 30.9) 31.5 (28.7, 34.4) 24.6 (19.3, 30.0) 51.3 (44.9, 57.6) 19.1 (16.6, 21.5) 57.8 (54.7, 60.8) 4.6 (3.4, 5.9) 1.3 (0.7, 2.0)
 Temuco, Chile 1063 42.1 (39.1, 45.2) 29.0 (28.8, 29.3) 26.1 (23.3, 29.0) 26.4 (23.7, 29.1) 30.6 (23.3, 37.9) 24.6 (18.0, 31.3) 12.0 (9.9, 14.1) 37.4 (34.4, 40.4) 6.2 (4.7, 7.7) 1.9 (1.1, 2.7)
 Barros Blancos, Uruguay 939 76.3 (73.5, 79.1) 28.7 (28.4, 29.0) 28.1 (25.0, 31.1) 31.6 (28.6, 34.7) 20.4 (14.7, 26.1) 65.6 (58.9, 72.2) 27.7 (24.7, 30.7) 11.2 (9.1, 13.2) 8.0 (6.3, 9.8) 1.6 (0.8, 2.5)
Age groups, years            
 45-54 1610 51.9 (49.1, 54.7) 28.5 (28.2, 28.8) 36.2 (33.5, 39.0) 24.1 (21.7, 26.5) 26.9 (22.3, 31.4) 43.5 (38.5, 48.5) 23.5 (21.2, 25.7) 30.9 (28.2, 33.5) 5.7 (4.4, 6.9) 1.2 (0.6, 1.7)
 55-64 1594 61.6 (58.8, 64.4) 28.8 (28.5, 29.0) 23.1 (20.8, 25.5) 33.7 (31.1, 36.4) 21.2 (15.9, 26.6) 52.8 (46.4, 59.1) 16.4 (14.5, 18.4) 37.7 (35.0, 40.5) 6.2 (4.8, 7.6) 2.2 (1.3, 3.0)
 65-74 1150 71.2 (68.2, 74.2) 29.4 (29.2, 29.7) 12.1 (10.0, 14.2) 31.6 (28.6, 34.6) 28.4 (18.5, 38.2) 58.8 (48.2, 69.3) 10.7 (8.9, 12.5) 40.5 (37.2, 43.7) 6.4 (4.9, 8.0) 1.9 (0.9, 2.9)
  1. Data are percentages (95% CI)
  2. aSecond-hand smoking was defined as exposed to second-hand smoking ≥5 days/week at home or work; biomass exposure was defined as the use of wood or coal for cooking ≥200 times/year
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