Results from the multivariate analysis in never smokers
| Males | Females | |||
|---|---|---|---|---|
| OR | 95% CI | OR | 95% CI | |
| The variables included in the initial model were: age and sex, by design, environmental tobacco smoke, hypertension, hypercholesterolaemia, diabetes mellitus, family history of premature coronary heart disease, physical inactivity, adoption of Mediterranean diet, alcohol consumption, education, annual income, body mass index, depression. | ||||
| CI, confidence interval; OR, odds ratio. | ||||
| Passive smoking (non-smoker) | ||||
| Occasional v no exposure | 1.25 | 1.05 to 1.49 | 1.29 | 1.04 to 1.61 |
| Regular v no exposure | 1.47 | 1.26 to 1.80 | 1.56 | 1.18 to 2.05 |
| Hypertension (yes/no) | 1.66 | 1.16 to 2.38 | 4.96 | 2.56 to 9.53 |
| Hypercholesterolaemia (yes/no) | 3.77 | 2.68 to 5.27 | 2.19 | 1.80 to 2.66 |
| Diabetes mellitus (yes/no) | 2.04 | 1.25 to 3.35 | 2.18 | 1.02 to 4.69 |
| Family history of coronary heart disease (yes/no) | 5.11 | 3.77 to 7.01 | 3.14 | 2.68 to 3.67 |
| Physical inactivity (yes/no) | 1.10 | 1.02 to 1.25 | 1.19 | 0.87 to 1.63 |
| Mediterranean diet (yes/no) | 0.96 | 0.85 to 1.07 | 0.80 | 0.75 to 0.84 |
| Alcohol consumption (>1/ 0–1 wineglass per day) | 1.23 | 1.10 to 1.37 | 1.03 | 0.78 to 1.46 |
| Education (per 6 year of schooling) | 0.87 | 0.79 to 0.97 | 0.53 | 0.46 to 0.60 |
| Depression (yes/no) | 1.58 | 1.25 to 1.99 | 1.93 | 1.85 to 2.01 |