From: ESR1 and EGFgenetic variation in relation to breast cancer risk and survival
Present | Parent | |||
---|---|---|---|---|
Characteristic | No. of cases/controls | Cases/controls | No. of cases/controls | Cases/controls |
Mean: | Mean: | |||
Age (years) | 1,590/1,518 | 63.4/63.1 | 2,817/3,111 | 63.4/64.3 |
Age at menopause (years) | 1,580/1,505 | 50.4/50.0 | 2,802/3,093 | 50.4/50.0 |
Recent BMI (kg/m2)a | 1,581/1,497 | 25.8/25.5 | 2,802/3,065 | 25.8/25.5 |
Age at first birth (years) | 1,352/1,370 | 25.4/24.7 | 2,373/2,753 | 25.3/24.6 |
Parity | 1,590/1,518 | 1.8/2.2 | 2,817/3,110 | 1.8/2.1 |
Duration of menopausal hormone use (years) | Percentage: | Percentage: | ||
0 | 1,058/1,086 | 67.2/72.7 | 1,978/2,467 | 71.4/80.8 |
< 4 | 206/190 | 13.1/12.7 | 405/330 | 14.6/10.8 |
≥ 4 | 311b/217b | 19.8b/14.5b | 389/256 | 14.0/8.4 |
Self-reported diabetes mellitus (yes/no) | 1,588/1,402 | 9.0b/7.8b | 2,810/2,652 | 6/6.1 |
Family history (yes/no)c | 1,551/1,380 | 16.1/9.3 | 2,744/2,607 | 16.0/9.2 |
High NPI (≤ 4/> 4) | 975/- | 55.7/- | -/- |