Table 1.
Participant characteristics.
| n | Subset | Full |
|---|---|---|
| 294 | 892 | |
| Age at diagnosis: mean (SD) | 57.9 (12.7) | 59.3 (12.8) |
| Stage = invasive (%) | 262 (89.1) | 768 (86.1) |
| Race = white (%) | 274 (93.2) | 835 (93.6) |
| Menopausal status = postmenopausal (%) | 189 (65.6) | 605 (67.8) |
| Parity = 1 or more (%) | 254 (86.4) | 769 (86.2) |
| Lactated (%) | 96 (32.7) | 292 (32.7) |
| Age at menarche: mean (SD) | 12.6 (1.6) | 12.5 (1.6) |
| Age at first birth: mean (SD) | 25.7 (4.8) | 25.7 (4.9) |
| Oral contraceptive use (%) | 141 (48.0) | 377 (42.3) |
| Hormone replacement therapy use (%) | 82 (28.0) | 246 (27.6) |
| Current or past smoker (%) | 165 (56.1) | 485 (54.3) |
| Alcohol (%) | 180 (61.2) | 556 (62.3) |
| BMI: mean (SD) | 26.9 (6.1) | 26.9 (5.8) |
| Education: | ||
| ≤High School | 142 (48.5) | 443 (49.8) |
| College | 112 (38.2) | 316 (35.5) |
| Post-college | 39 (13.3) | 131 (14.7) |
| Income: | ||
| ≤$24,999 | 50 (19.5) | 175 (22.2) |
| $25,000-$49,999 | 90 (35) | 237 (30.2) |
| ≥$50,000 | 117 (45.5) | 374 (47.6) |
All LIBCSP women with urinary MEP measurements (n = 892) compared with subset with both urinary MEP measurement and DEP gene signature measurement in pre-malignant adjacent tissues (n = 294).