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Clinicopathological features of osteosarcoma patients
| Number of patients | 29 |
|---|---|
| Age | |
| Mean (range) | 33.6 (15–78) |
| Variable | Number (%) |
| Gender | |
| Male | 15 (52) |
| Female | 14 (48) |
| Primary tumour location | |
| Femur | 16 (55) |
| Tibia | 5 (17) |
| Humerus | 2 (7) |
| Fibula | 2 (7) |
| Others | 4 (14) |
| Tumour grade | |
| High grade | 26 (90) |
| Low grade | 3 (10) |
| Metastasis | 12 (41) |
| Disease-free interval (DFI) | Months |
| Mean (range) | 41.4 (6-159) |
