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Patients and clinical characteristics
| Patients | 16 |
|---|---|
| Male/Female | 12/4 |
|
Average age (range) |
17.25 (13-40) |
| Histotype: Central high grade | 15 |
| Dedifferentiated parosteal | 1 |
| Site: Distal femur | 13 |
| Proximal tibia | 1 |
| Proximal humerus | 2 |
| Resection: Extra-articular | 1 |
| Intra-articular | 15 |
| Reinsertion: Direct | 12 |
| TREVIRA tube | 4 |
| Relapse | 5 |
| Metastasis | 7 |
| Death | 5 |
