| Characteristic | Value |
| Age (years) |
|
| Median | 52.9 |
| Range | 28 - 81 |
| Male sex, n (%) | 26 (49) |
| Primary cancer type, n (%) |
|
| Breast | 11 |
| Liver | 13 |
| Lung | 20 |
| Other | 9 |
| Left or right, n (%) |
|
| Left | 26 (49) |
| Right | 27 (51) |
| Previous treatment, n (%) |
|
| Radiotherapy | 20 (38) |
| Chemotherapy | 16 (30) |
| Bisphosphonates | 53 (100) |
| Targeted therapy | 5 (9) |