Table 1.
Demographic and clinical characteristics of patients included in the dataset
| Margin (−) | Margin (+) | P-Value | ||
|---|---|---|---|---|
| n | 148 | 223 | ||
| Age, mean (SD) | 59.2 (12.8) | 61.6 (13.2) | 0.081 | |
| Race/Ethnicity, n (%) | Asian | 7 (4.7) | 5 (2.2) | 0.118 |
| Hispanic | 9 (6.1) | 20 (9.0) | ||
| Non-Hispanic Black | 25 (16.9) | 42 (18.8) | ||
| Non-Hispanic White | 104 (70.3) | 156 (70.0) | ||
| Other/Unknown | 3 (2.0) | |||
| BMI, mean (SD) | 28.9 (6.7) | 28.9 (6.4) | 1.000 | |
| Density, n (%) | A | 6 (4.1) | 11 (4.9) | 0.573 |
| B | 63 (42.6) | 107 (48.0) | ||
| C | 61 (41.2) | 76 (34.1) | ||
| D | 18 (12.2) | 29 (13.0) | ||
| Tumor Grade, n (%) | 0.0 | 11 (7.4) | 18 (8.1) | 0.034 |
| 1.0 | 34 (23.0) | 50 (22.4) | ||
| 2.0 | 51 (34.5) | 105 (47.1) | ||
| 3.0 | 52 (35.1) | 50 (22.4) | ||
| Tumor Size, mean (SD) | 7.4 (3.3) | 7.6 (3.1) | 0.610 | |
| Tumor Type, n (%) | DCIS | 30 (20.3) | 46 (20.6) | 0.588 |
| EPC | 4 (2.7) | 3 (1.3) | ||
| IDC | 96 (64.9) | 153 (68.6) | ||
| ILC | 13 (8.8) | 18 (8.1) | ||
| LCIS | 5 (3.4) | 3 (1.3) |
DCIS – Ductal carcinoma in situ, EPC – Encapsulated papillary carcinoma, IDC – Invasive ductal carcinoma, ILC – invasive lobular carcinoma, LCIS – lobular carcinoma in situ