Cases (n = 5482)* | Controls (n = 12 348)* | |
---|---|---|
Factor | Known† (% unknown) | Known† (% unknown) |
Controlled‡ | ||
Age at diagnosis | 3692 (32.7) | 8076 (34.6) |
Parity | 3679 (32.9) | 8038 (34.9) |
Age at first birth | 3018 (44.9) | 6860 (44.4) |
Time since menopause§ | – | – |
Body mass index | 3334 (39.2) | 6860 (44.4) |
Other¶ | ||
Family history | 3470 (36.7) | 7719 (37.5) |
Ethnic group | 3041 (44.5) | 7128 (42.3) |
Education | 3600 (34.3) | 7899 (36.0) |
COC use in past 10 years | 3344 (39.0) | 7267 (41.1) |
Alcohol | 2692 (50.9) | 4899 (60.3) |
Smoking history | 3167 (42.2) | 6133 (50.3) |
Type of menopause | 3692 (32.7) | 8076 (34.6) |