Table 1.
Patient characteristics and treatment information (n=313)
| Characteristic | Classification | No. of patients (%) |
|---|---|---|
| Age (yr) | 46 (26-76) | |
| Body mass index (kg/m2) | 24 (17-36) | |
| ypT classification | T0 | 54 (17) |
| T1 | 127 (41) | |
| T2 | 97 (31) | |
| T3-4 | 35 (11) | |
| ypN classification | N0 | 97 (31) |
| N1 | 103 (33) | |
| N2-3 | 113 (36) | |
| ypStage | pCR | 50 (16) |
| I-II | 142 (45) | |
| III | 121 (39) | |
| Type of surgery | Breast-conserving surgery | 219 (70) |
| Mastectomy | 94 (30) | |
| No. of dissected axillary nodes | 5-10 | 108 (35) |
| 11-20 | 169 (54) | |
| ≥ 21 | 36 (11) | |
| Chemotherapy | Neoadjuvant only | 133 (42) |
| Neoadjuvant and adjuvant | 180 (58) |
Values are presented as median (range) or number (%). pCR, pathologic complete response.