From: Second-hand smoke and chronic bronchitis in Taiwanese women: a health-care based study
Variables | No chronic bronchitis (n = 205) | Probable chronic bronchitis (n = 182) | Chronic bronchitis (n = 33) | ||||
---|---|---|---|---|---|---|---|
N (%) | N (%) | AOR (95%CI)a | PAR (%) | N (%) | AOR (95%CI)a | PAR (%) | |
Cigarette smoking/SHS status | |||||||
   Non-smoker | 76 (37.1) | 52 (28.6) | 1 | 4 (12.1) | 1 | ||
   Second-hand smoker | 121 (59.0) | 120 (65.9) | 1.57 (1.00-2.45) | 23.8 | 21 (63.6) | 3.65 (1.19-11.26)c | 47.3 |
   Smoker | 8 (3.9) | 10 (5.5) | 1.99 (0.72-5.48) | 2.6 | 8 (24.2) | 24.81 (5.78-106.38)c | 23.2 |
Cigarette smoking and cumulative SHS exposure (year) | |||||||
   Non-smoker | 76 (37.1) | 52 (28.6) | 1 | 4 (12.1) | 1 | ||
   Second-hand smoker | |||||||
1< SHS < 32 | 67 (32.7) | 53 (29.1) | 1.24 (0.74-2.10) | 13 (39.4) | 4.26 (1.29-14.09)c | ||
SHS ≥ 32 | 54 (26.3) | 67 (36.8) | 1.93 (1.16-3.23)b | 8 (24.2) | 3.02 (0.85-10.70)b,c | ||
   Smoker | 8 (3.9) | 10 (5.5) | 2.00 (0.73-5.51) | 8 (24.2) | 24.74 (5.77-106.15) |