Table 3. RR and 95% CI for AMI incidence comparing the period after to the period before the 2006 partial smoke-free legislation enactment, according to both AHA/ESC and WHO-MONICA AMI definitions.
| Population-based registry events | Hospital-based registry events | |||
| Number of events | RR (95% CI) | Number of events | RR (95% CI) | |
| AHA/ESC | ||||
| All | 3703 | 0.89 (0.81–0.97)* | 3011 | 0.89 (0.81–0.98)* |
| Women | 808 | 0.82 (0.70–0.96)* | 670 | 0.82 (0.70–0.96)* |
| Men | 2895 | 0.93 (0.86–0.99)* | 2341 | 0.93 (0.85–1.01) |
| <65years | 2008 | 0.98 (0.89–1.07) | 1712 | 0.96 (0.87–1.06) |
| ≥65years | 1695 | 0.82 (0.74–0.91)* | 1299 | 0.83 (0.74–0.93)* |
| Smokers | 1342 | 0.94 (0.83–1.06) | ---- | ---- |
| Passive smokers | 1938 | 0.85 (0.76–0.95)* | ---- | ---- |
| MI Analysis | ||||
| SmokersPassive smokers | 0.93 (0.82–1.05)0.88 (0.80–0.97)* | |||
| WHO-MONICA | ||||
| All | 3159 | 0.85 (0.77–0.94)* | 2435 | 0.84 (0.77–0.93)* |
| Women | 633 | 0.76 (0.64–0.90)* | 484 | 0.75 (0.62–0.91)* |
| Men | 2526 | 0.89 (0.82–0.97)* | 1951 | 0.88 (0.80–0.97)* |
| <65years | 1741 | 0.94 (0.85–1.04) | 1436 | 0.92 (0.83–1.02) |
| ≥65years | 1418 | 0.78 (0.70–0.87)* | 999 | 0.77 (0.67–0.88)* |
| Smokers | 1173 | 0.91 (0.80–1.04) | ---- | ---- |
| Passive smokers | 1579 | 0.78 (0.69–0.89)* | ---- | ---- |
| MI Analysis | ||||
| Smokers | 0.91 (0.80–1.04) | |||
| Passive smokers | 0.82 (0.72–0.92)* | |||
Results from negative binomial regression analysis or multiple imputation (MI) analysis,
*
p-value<0.05.
RR relative risk, CI confidence interval, AMI acute myocardial infarction, AHA American Heart Association, ESC European Society of Cardiology, WHO World Health Organization, MONICA Monitoring Trends and determinants in Cardiovascular diseases.