Table 1 Characteristics of patients and control individuals
Control | ||
|---|---|---|
Characteristics | Patients (n [%]) | individuals (n [%]) |
Age at diagnosis or check up (years) | ||
30-39 | 18 (9.0) | 14 (7.7) |
40-49 | 72 (36.3) | 39 (21.4) |
50-59 | 69 (34.3) | 71 (39.0) |
60-69 | 41 (20.4) | 58 (31.9) |
Age at menarche (years) | ||
-13 | 92 (46.0) | 89 (48.9) |
14-15 | 84 (42.0) | 65 (35.7) |
16+ | 23 (11.5) | 28 (15.4) |
No recall | 1 (0.5) | 0 (0.0) |
Menopause | ||
Premenopausal | 108 (54.2) | 95 (52.2) |
Postmenopausal | 92 (45.8) | 87 (47.8) |
Body mass index | ||
<20 | 46 (23.0) | 42 (23.1) |
20-24 | 108 (54.0) | 93 (51.1) |
≥ 24 | 46 (23.0) | 47 (25.8) |
Breast cancer family history, in mother and/or sister(s) | ||
No | 175 (87.6) | 178 (97.8) |
Yes | 25 (12.4) | 4 (2.2) |