Table 1.
Clinical characteristics of 63 patients with early invasive ductal breast cancer
| Characteristics | Patients (n) | Patients (%) |
|---|---|---|
| Age (years) | ||
| < 50 | 10 | 15.9 |
| ≥ 50 | 53 | 84.1 |
| Unknown | - | - |
| Tumor size (cm) | ||
| <2 | 45 | 71.4 |
| ≥ 2 | 17 | 27.0 |
| Unknown | 1 | 1.6 |
| Histological grade | ||
| G1 | 15 | 23.8 |
| G2 | 22 | 34.9 |
| G3 | 24 | 38.1 |
| Unknown | 2 | 3.2 |
| HER2/neu status | ||
| Negative | 39 | 61.9 |
| Positive | 23 | 36.5 |
| Unknown | 1 | 1.6 |
| ER status | ||
| Negative | 15 | 23.8 |
| Positive | 47 | 74.6 |
| Unknown | 1 | 1.6 |
| PR status | ||
| Negative | 14 | 22.2 |
| Positive | 48 | 76.2 |
| Unknown | 1 | 1.6 |
| Regional lymph nodes | ||
| Negative | 44 | 69.8 |
| Positive | 16 | 25.4 |
| Unknown | 3 | 4.8 |
| Local relapse | ||
| Negative | 50 | 79.4 |
| Positive | 6 | 9.5 |
| Unknown | 7 | 11.1 |
| Metastatic event | ||
| Non-metastasis | 45 | 71.4 |
| Metastasis | 11 | 17.5 |
| Unknown | 7 | 11.1 |