From: Impact of the "Tobacco control law" on exposure to environmental tobacco smoke in Spain
Period after the law versus period prior to the law in non-smokers | Period after the law versus period prior to the law in current smokers | |||||
---|---|---|---|---|---|---|
Odds ratio | 95% CI | p-value | Odds ratio | 95% CI | p-value | |
Exposure at home a | ||||||
Someone regularly smoking at home | 0.86d | 0.69 to 1.08 | 0.171 | 0.78d | 0.60 to 1.03 | 0.080 |
Time of exposure (daily) | ||||||
No or sporadic exposure | 1e | 1e | ||||
< 1–3 hours | 1.14 | 0.84 to 1.54 | 0.403 | 0.87 | 0.63 to 1.22 | 0.427 |
More than 3 hours | 0.56 | 0.34 to 0.93 | 0.020 | 0.68 | 0.45 to 1.04 | 0.078 |
Exposure at indoor workplaces b | ||||||
Close exposure (tobacco smoke reaches their workplace) | 0.13d | 0.09 to 0.19 | < 0.001 | 0.15d | 0.10 to 0.25 | < 0.001 |
Time of exposure (daily) | ||||||
No or sporadic exposure | 1e | 1e | ||||
< 1–3 hours | 0.10 | 0.06 to 0.17 | < 0.001 | 0.11 | 0.05 to 0.24 | < 0.001 |
More than 3 hours | 0.14 | 0.09 to 0.22 | < 0.001 | 0.10 | 0.06 to 0.18 | < 0.001 |
Exposure in bars and restaurants c | ||||||
Environmental tobacco smoke in bars | ||||||
None | 1e | 1e | ||||
Low level | 0.60 | 0.38 to 0.95 | 0.029 | 0.49 | 0.24 to 0.99 | 0.047 |
Fairly high level | 0.29 | 0.18 to 0.46 | < 0.001 | 0.33 | 0.16 to 0.67 | 0.002 |
Very high level | 0.18 | 0.11 to 0.29 | < 0.001 | 0.12 | 0.05 to 0.27 | < 0.001 |
Environmental tobacco smoke in restaurants | ||||||
None | 1e | 1e | ||||
Low level | 0.30 | 0.22 to 0.39 | < 0.001 | 0.33 | 0.22 to 0.49 | < 0.001 |
Fairly high level | 0.21 | 0.15 to 0.30 | < 0.001 | 0.30 | 0.17 to 0.51 | < 0.001 |
Very high level | 0.11 | 0.06 to 0.20 | < 0.001 | 0.11 | 0.03 to 0.35 | < 0.001 |