Table 1 Characteristics of study subjects, New York site of the BCFR
|  | Total (N = 110) | Prospective Cases (N = 40) | Unaffected (N = 70) |
|---|---|---|---|
|  | N (%) or Mean ± SD | N (%) or Mean ± SD | N (%) or Mean ± SD |
Age at blood draw | 46.0 ± 12.7 | 45.2 ± 11.4 | 46.4 ± 13.4 |
Body mass index (BMI) | 24.3 ± 4.9 | 24.6 ± 4.9 | 24.1 ± 5.0 |
 < 25 | 66 (60.0) | 23 (57.5) | 43 (61.4) |
 ≥ 25 | 44 (40.0) | 17 (42.5) | 27 (38.6) |
Menopausal status | |||
Pre-menopausal | 73 (66.4) | 24 (60.0) | 49 (70.0) |
Post-menopausal | 36 (32.7) | 16 (40.0) | 20 (28.6) |
Unknown | 1 (0.9) | Â | 1 (1.4) |
Alcohol drinking | |||
Never | 67 (60.9) | 22 (55.0) | 45 (64.3) |
Former | 15 (13.6) | 7 (17.5) | 8 (11.4) |
Current | 27 (24.5) | 11 (27.5) | 16 (22.9) |
Unknown | 1 (0.9) | Â | 1 (1.4) |
Smoking | |||
Never | 72 (65.5) | 26 (65.0) | 46 (65.7) |
Former | 23 (20.9) | 8 (20.0) | 15 (21.4) |
Current | 13 (11.8) | 5 (12.5) | 8 (11.4) |
Unknown | 2 (1.8) | 1 (2.5) | 1 (1.4) |
Race/Ethnicity | |||
Non-hispanic white | 81 (73.6) | 32 (80.0) | 49 (70.0) |
Hispanics | 27 (24.5) | 8 (20.0) | 19 (27.1) |
Non-Hispanic Black/Asian | 2 (1.9) | Â | 2 (2.9) |