Table I.
Patient characteristics.
| Category | Patients, n (total 55) | % |
|---|---|---|
| Pathological T factor | ||
| 1a | 0 | 0.0 |
| 1b | 1 | 1.8 |
| 1c | 21 | 38.2 |
| 2 | 25 | 45.5 |
| 3 | 2 | 3.6 |
| 4a | 0 | 0.0 |
| 4b | 6 | 10.9 |
| Pathological N factor | ||
| 0 | 35 | 63.6 |
| 1a | 13 | 23.6 |
| 1b | 0 | 0.0 |
| 1c | 0 | 0.0 |
| 2a | 6 | 11.0 |
| 2b | 0 | 0.0 |
| 3a | 0 | 0.0 |
| 3b | 1 | 1.8 |
| 3c | 0 | 0.0 |
| Tumor-Node-Metastasis stage | ||
| IA | 17 | 31.0 |
| IB | 0 | 0.0 |
| IIA | 18 | 32.7 |
| IIB | 7 | 12.7 |
| IIIA | 7 | 12.7 |
| IIIB | 5 | 9.1 |
| IIIC | 1 | 1.8 |
| Pathological subtype | ||
| Papillo-tubular | 18 | 32.7 |
| Solid-tubular | 9 | 16.4 |
| Scirrhous | 25 | 45.4 |
| Other | 3 | 5.5 |
| Histological grade | ||
| 1 | 24 | 43.6 |
| 2 | 17 | 30.9 |
| 3 | 11 | 20.0 |
| Not graded | 3 | 5.5 |
| Molecular subtype | ||
| Luminal A-like | 19 | 34.5 |
| Luminal B/HER- | 9 | 16.4 |
| Luminal B/HER+ | 15 | 27.3 |
| HER2 | 4 | 7.3 |
| Triple-negative | 8 | 14.5 |
| Surgical procedure | ||
| Bp+SN | 19 | 34.5 |
| Bp+AX | 8 | 14.5 |
| Bt+SN | 11 | 20.0 |
| Bt+AX | 17 | 31.0 |
Luminal B/HER-, Luminal B-like human epidermal receptor 2 negative; Luminal B/HER+, Luminal B-like human epidermal receptor 2 positive; Bp+SN, partial mastectomy with sentinel node biopsy; Bp+AX, partial mastectomy with axillary lymph node dissection; Bt+SN, modified radical mastectomy with sentinel node biopsy; Bt+AX, modified radical mastectomy with axillary lymph node dissection.