Variable | OR | 95% CI | P |
---|---|---|---|
Age at diagnosis, years | |||
≤30 | Reference | ||
31 to 40 | 6.14 | 2.58 to 14.64 | <0.001 |
41 to 50 | 10.31 | 4.34 to 24.51 | <0.001 |
51 to 60 | 14.46 | 6.02 to 34.69 | <0.001 |
61 to 70 | 16.08 | 6.41 to 40.33 | <0.001 |
71 to 80 | 31.12 | 11.69 to 82.89 | <0.001 |
≥81 | 38.86 | 6.30 to 239.57 | <0.001 |
Age at menarche, years | |||
≤13 | Reference | ||
14 to 16 | 0.83 | 0.63 to 1.09 | 0.172 |
≥17 | 1.21 | 0.84 to 1.74 | 0.309 |
Childbearing | |||
0 | Reference | ||
1 | 1.24 | 0.71 to 2.16 | 0.448 |
2 | 1.52 | 0.84 to 2.76 | 0.170 |
≥3 | 1.47 | 0.75 to 2.89 | 0.226 |
Family history | |||
No | Reference | ||
Yes | 2.11 | 1.26 to 3.52 | 0.004 |