Table 1 Patients and tumors characteristics
Factor | Level | Value (%) |
|---|---|---|
Number of cases | 214 | |
Sex | F | 72 (33.6%) |
M | 142 (66.4%) | |
Median age at diagnosis (IQR)a | 38 (27–49) | |
Histological grade | 1 | 112 (52.4%) |
2 | 98 (45.7%) | |
3 | 4 (1.9%) | |
Axial | No | 78 (36.4%) |
Yes | 136 (63.6%) | |
Median cartilage cap thickness (cm) (IQR)b | 3 (2–5) | |
Median maximum tumor dimension (cm) (IQR)c | 10 (7–14.5) | |
Surgical treatment | Amputation | 12 (5.6%) |
Complete resection | 80 (37.4%) | |
Debulking | 53 (24.8%) | |
Partial resection | 54 (25.2%) | |
Unknown | 15 (7.0%) | |
Local recurrence/metastasis | No | 165 (77.1%) |
Yes | 49 (22.9%) | |
Outcome at last follow-up | Alive | 177 (82.7%) |
Dead of disease | 24 (11.2%) | |
Dead of other/unknown causes | 13 (6.1%) |