Table 1.
Characteristics of patients
| Items | Patients with malignant tumor (n=66) | Patients with benign tumor (n=8) |
| Age range | 26–72 | 21–48 |
| Gender | ||
| Female | 66 | 8 |
| Male | 0 | 0 |
| Tumor stage | ||
| T1 | 20 | – |
| T2 | 43 | |
| T3 | 3 | |
| No of nodal metastases | ||
| 0–3 | 60 | – |
| 4–9 | 4 | |
| >9 | 2 | |
| Metastasis | 0 | – |
| Pathological subtype | ||
| IDC | 60 | – |
| ILC | 1 | |
| DCIS | 3 | |
| Others | 2 | |
| Clinical subtype | ||
| Luminal A | 17 | – |
| Luminal B | 28 | |
| Her-2 like | 9 | |
| TNBC | 12 |
DCIS, ductal carcinoma in situ; IDC, invasive ductal carcinoma; ILC, invasive lobular carcinoma; TNBC, triple-negative breast cancer.