Table 3.
Clinicopathological Characteristics of all metastatic patients in this study
| Characteristic | Patients (n = 96) | Percent |
|---|---|---|
| Age, years (mean ± SD) | 51 ± 7.5 | |
| Menopausal status | ||
| pre- | 44 | 45.8 |
| post- | 52 | 54.2 |
| Tumor size | ||
| ≤ 20 mm | 17 | 17.7 |
| > 20 mm | 77 | 80.2 |
| unknown | 2 | 2.1 |
| LN status | ||
| positive | 63 | 65.6 |
| negative | 33 | 34.4 |
| Histological type | ||
| ductal | 83 | 86.5 |
| speciala | 13 | 13.5 |
| LVI status | ||
| positive | 63 | 65.6 |
| negative | 25 | 26.1 |
| unknown | 8 | 8.3 |
| Operation status | ||
| partial mastectomy | 17 | 17.8 |
| mastectomy | 79 | 82.2 |
| Stage at the primary diagnosis | ||
| 1 | 11 | 11.5 |
| 2 | 48 | 50 |
| 3 | 34 | 35.4 |
| 4 | 1 | 1.0 |
| unknown | 2 | 2.0 |
| Chemotherapy | ||
| adjuvant | 83 | 86.5 |
| none | 13 | 13.5 |
| Hormone therapy | ||
| adjuvant | 50 | 52.1 |
| none | 46 | 47.9 |
| Site of recurrence | ||
| brain | 26 | 27.0 |
| lung | 8 | 8.3 |
| liver | 1 | 1.0 |
| ovary | 2 | 2.1 |
| chest wall | 13 | 13.5 |
| lymph node | 15 | 15.6 |
| distant skin | 7 | 7.3 |
| bone | 24 | 25 |
Abbreviations: LN lymph node, LVI lymphovascular invasion, SD standard deviation
aSpecial type is invasive breast carcinoma except invasive ductal carcinoma