Case control profiles matched for age and educational level
| Variable | Case (n=76) | Control (n=532) | p Value |
| Age | |||
| Mean, SD | 60.6, 10.8 | 58.9, 7.7 | 0.19 |
| Median | 59.5 | 59.5 | |
| BMI | |||
| Mean, SD | 27.8, 7 | 27.4, 7 | 0.64 |
| Median | 27.1 | 26.7 | |
| Current smoker, n (%) | 27 (35.5) | 139 (26.1) | 0.09 |
| Menarche age | |||
| Mean, SD | 12.6, 1.5 | 12.9, 1.8 | 0.17 |
| Median | 13 | 12.9 | |
| Nulliparous (Yes), n (%) | 7 (9.2) | 79 (14.9) | 0.19 |
| Number of pregnancies (≥3), n (%) | 49 (64.5) | 314 (59) | 0.36 |
| Age first live birth | |||
| Mean, SD | 19.3, 7.8 | 21.5, 5.7 | 0.03 |
| Median | 20 | 22 | |
| Age first live birth ≥30, n (%) | 4 (5.7) | 31 (6.8) | 0.73 |
| Menopause age | |||
| Mean, SD | 44.3, 8.3 | 44.7, 8.2 | 0.69 |
| Median | 45.5 | 47 | |
| Menopause age, n (%) | |||
| <40 | 20 (26.3) | 102 (19.2) | 0.3 |
| 40–44 | 13 (17.1) | 94 (17.7) | |
| 45–49 | 21 (27.6) | 172 (32.3) | |
| 50–54 | 15 (19.7) | 136 (25.6) | |
| ≥55 | 7 (9.2) | 28 (5.3) | |
| <40 | 20 (26.3) | 102 (19.2) | 0.15 |
| Pack years | |||
| Mean, SD | 21.5, 21.1 | 16.1, 21.5 | 0.04 |
| Median | 15 | 3.4 | |
| Hysterectomy, n (%) | 29 (38.2) | 214 (40.2) | 0.73 |
| HRT, n (%) | 21 (27.6) | 313 (58.8) | <0.0001 |
| Current drinker, n (%) | 16 (21.1) | 175 (32.9) | 0.04 |