| Tumor grade |
|
| 1 |
324 (23.1) |
| 2 |
576 (41.1) |
| 3 |
502 (35.8) |
| Tumor size |
|
| pT1 |
385 (27.5) |
| pT2 |
738 (52.6) |
| pT3 |
107 (7.6) |
| pT4 |
172 (12.3) |
| Lymph node stage |
|
| pN0 |
725 (51.8) |
| pN1 |
540 (38.6) |
| pN2 |
134 (9.6) |
| Histological subtype |
|
| Invasive ductal |
993 (70.9) |
| Invasive lobular |
203 (14.5) |
| Mucinous |
38 (2.7) |
| Apocrine |
17 (1.2) |
| Cribriform |
41 (2.9) |
| Papillary |
19 (1.3) |
| Medullary |
45 (3.2) |
| Other |
44 (3.1) |
| Molecular subtype |
|
| Luminal A (ER+ and/or PR+, HER2–, Ki-67 < 14 %) |
218 (15.6) |
| Luminal B (HER2-negative) ER+ and/or PR+, HER2–, Ki-67 ≥ 14 %) |
683 (48.9) |
| Luminal B (HER2-positive) (ER+ and/or PR+, HER2+) |
156 (11.2) |
| HER2 type (ER– or PR–, HER2+) |
111 (7.9) |
| Basal-like (ER–,PR–, HER2–) |
227 (16.2) |
