Cases vs. all controls | Excluding community controls | |||
---|---|---|---|---|
OR1 | 95% CI | OR1 | 95% CI | |
Breastfeeding in parous women (yes vs. no) | 0.88 | 0.66-1.18 | 0.73 | 0.49-1.07 |
Parity (>3 live births vs. none) | 0.79 | 0.52-1.18 | 0.94 | 0.54-1.64 |
Age at first birth (>30 vs ≤30) | 0.75 | 0.49-1.15 | 0.66 | 0.39-1.12 |
Obesity (BMI≥30 vs. BMI<25) [premenopausal women only] | 0.86 | 0.54-1.37 | 1.17 | 0.64-2.14 |