Table 3.
Tumor biomarker characteristics
| Biomarkers | Item | No | % |
|---|---|---|---|
| ER | Negative | 153 | 51 |
| Positive | 147 | 49 | |
| PR | Negative | 145 | 48.3 |
| Positive | 155 | 51.7 | |
| Hormone receptors | Negative | 124 | 41.3 |
| Positive | 176 | 58.7 | |
| HER2 (217 cases) | Negative | 135 | 62.2 |
| Positive | 82 | 37.8 | |
| Subtypes (216 cases) | Luminal A-like | 7 | 3.2 |
| Luminal B-like | 107 | 49.5 | |
| HER2 overexpression | 45 | 20.8 | |
| Triple-negative | 57 | 26.4 | |
| Median | Mean (SD) | Range | |
| Ki 67 (%) | 35 | 35 (21) | 3–66 |
Abbreviations: ER, estrogen receptor; PR, progesterone receptor; SD, standard deviation; No, number.