Table 1.
Clinicopathological features and expression of biomarkers in breast cancer patients
| Clinicopathological features | N | % (range) |
|---|---|---|
| Mean age (M ± S) | 51.2 ± 10.4 | (26-85) |
| Tumor size (cm) | 3.4 ± 1.9 | (2.3-5.9) |
| < 2 | 14 | 12.8 |
| 2-5 | 80 | 73.4 |
| > 5 | 15 | 13.8 |
| Pathologic types | ||
| Invasive ductal | 96 | 88.1 |
| Others | 13 | 11.9 |
| TNM stage | ||
| I | 14 | 12.8 |
| II | 51 | 46.8 |
| III | 44 | 40.4 |
| Histologic grade | ||
| I | 20 | 18.3 |
| II | 45 | 41.3 |
| III | 44 | 40.4 |
| Lymph node metastasis | ||
| Positive | 91 | 83.5 |
| Negative | 18 | 16.5 |
| ER | ||
| Positive | 73 | 66.9 |
| Negative | 36 | 33.1 |
| PR | ||
| Positive | 65 | 59.6 |
| Negative | 44 | 40.4 |
| HER-2 | ||
| Positive | 32 | 29.4 |
| Negative | 77 | 70.6 |
| Eag1 | ||
| Positive | 89 | 81.7 |
| Negative | 20 | 18.3 |