TABLE 1.
Cohort Characteristics
| n (%) | |
|---|---|
| Age (n=366), median (range) (y) | 59 (23-96) |
| BRCA status (n=84) | |
| BRCA1 | 42 (50.0) |
| BRCA2 | 12 (14.3) |
| BRCAX | 30 (35.7) |
| Tumor size (n=382) (mm) | |
| ≤20 | 165 (43.2) |
| >20 to ≤50 | 191 (50.0) |
| >50 | 26 (6.8) |
| Median (range) (mm) | 22 (0.7-220) |
| Tumor grade (n=342) | |
| Grade 1 | 5 (1.5) |
| Grade 2 | 32 (9.4) |
| Grade 3 | 305 (89.2) |
| Tumor type (n=243) | |
| Infiltrating ductal carcinoma | 217 (89.3) |
| Invasive carcinoma with medullary phenotype | 11 (4.5) |
| Invasive lobular carcinoma | 5 (2.1) |
| Other | 10 (4.1) |
| Carcinoma NOS; adenocarcinoma NOS (n) | 2 |
| Infiltrating ductal and lobular carcinoma (n) | 2 |
| Metaplastic carcinoma (n) | 1 |
| Papillary carcinoma (n) | 1 |
| Secretory carcinoma (n) | 1 |
| Tubular adenocarcinoma (n) | 1 |
| Apocrine carcinoma (n) | 1 |
| Poorly differentiated carcinoma with neuroendocrine features (n) | 1 |
| Nodal status (n=335) | |
| pN0 | 201 (60.0) |
| pN1 | 90 (26.9) |
| pN2 | 23 (6.9) |
| pN3 | 21 (6.3) |
NOS indicates not otherwise specified.