Variables | N | OR | (95% CI) | OR* | (95% CI) | OR† | (95% CI) |
---|---|---|---|---|---|---|---|
Male | |||||||
Never smoked | |||||||
Secondhand smoke exposure | 31 522 | ||||||
No exposure | 19 995 | 1 | (reference) | 1 | (reference) | 1 | (reference) |
1–4 days per week | 8444 | 1.27 | (1.20 to 1.35) | 1.25 | (1.18 to 1.32) | 1.23 | (1.16 to 1.30) |
5 or more days per week | 3083 | 1.52 | (1.39 to 1.65) | 1.46 | (1.34 to 1.59) | 1.32 | (1.20 to 1.44) |
Current smoker | |||||||
Secondhand smoke exposure | 6351 | ||||||
No exposure | 3064 | 1 | (reference) | 1 | (reference) | 1 | (reference) |
1–4 days per week | 1777 | 1.29 | (1.13 to 1.47) | 1.28 | (1.12 to 1.47) | 1.26 | (1.09 to 1.46) |
5 or more days per week | 1510 | 1.55 | (1.35 to 1.78) | 1.46 | (1.28 to 1.68) | 1.34 | (1.16 to 1.54) |
Female | |||||||
Never smoked | |||||||
Secondhand smoke exposure | 35 133 | ||||||
No exposure | 20 820 | 1 | (reference) | 1 | (reference) | 1 | (reference) |
1–4 days per week | 9334 | 1.25 | (1.18 to 1.32) | 1.22 | (1.16 to 1.29) | 1.17 | (1.11 to 1.24) |
5 or more days per week | 4979 | 1.72 | (1.60 to 1.84) | 1.64 | (1.54 to 1.76) | 1.41 | (1.30 to 1.52) |
Current smoker | |||||||
Secondhand smoke exposure | 2637 | ||||||
No exposure | 1037 | 1 | (reference) | 1 | (reference) | 1 | (reference) |
1–4 days per week | 780 | 1.22 | (1.00 to 1.48) | 1.21 | (0.99 to 1.47) | 1.25 | (1.02 to 1.54) |
5 or more days per week | 820 | 1.41 | (1.15 to 1.73) | 1.35 | (1.10 to 1.66) | 1.30 | (1.04 to 1.62) |
*Adjusted for age and alcohol consumption.
†Additionally adjusted for age, alcohol consumption, socioeconomic status, stress and family live together.