Table 1 Characteristics of the 100 breast cancer patients with bone metastasis
Female/male | Â | 100/0 |
Median age | Â | 50 (30-78) |
Median time from initial diagnosis to enrollment | Â | 1007(2-6801) |
Median overall survival time (Days) | Â | 481(1-4465) |
Median initial TRACP-5b activity (U/L) | Â | 3.894 (1.21-24.245) |
Median CEA (ng/ml) | Â | 3.5 (1-8165) |
Median CA-153 (U/ml) | Â | 42.15 (6.59-3040) |
ER | positive | 63 |
| Â | negative | 28 |
| Â | unknown | 9 |
Her-2/neu | positive | 18 |
| Â | negative | 57 |
| Â | unknown | 25 |
Visceral metastasis present | Â | 57 |
Bone metastasis only | Â | 43 |
Prior chemotherapy | None | 18 |
| Â | One line | 46 |
|  | ≥ 2 lines | 23 |
| Â | unknown | 13 |