Table 3. Models of the association between number of cigarettes per day smoked by the mother during pregnancy and menopausal status.
| Model 1a | Model 2b | |||||
|---|---|---|---|---|---|---|
| Menopausal transition | Natural menopause | Combined Transition and Natural Menopause | Menopausal transition | Natural menopause | Combined Transition and Natural Menopause | |
| OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | |
| Number of maternal cigarettes per day | ||||||
| None | Ref. | Ref | Ref. | Ref | ||
| 0 + to <1/2 pack/day | 0.8 (0.5, 1.5) | 1.7 (0.7, 4.3) | 1.0 (0.6, 1.6) | 0.7 (0.4, 1.3) | 1.6 (0.6, 4.4) | 0.8 (0.5, 1.4) |
| 1/2 pack to < 1 pack/day | 0.9 (0.6, 1.5) | 1.6 (0.6, 4.3) | 1.0 (0.7, 1.6) | 0.9 (0.6, 1.6) | 1.5 (0.5, 4.1) | 1.0 (0.6, 1.6) |
| ≥ 1 pack/day | 0.9 (0.6, 1.6) | 1.7 (0.7, 4.0) | 1.0 (0.7, 1.7) | 0.9 (0.6, 1.6) | 1.6 (0.7, 3.9) | 1.0 (0.7, 1.7) |
a
Adjusted for age at interview, site and maternal education
b
Adjusted for age at interview, site, maternal education, adult smoking status and BMI