
Presentation characteristics of entire cohort
Variable | Osteosarcoma (n=13) | Ewing’s sarcoma family tumors (n=12) |
---|---|---|
Age at diagnosis in years (median) | 10 | 7.5 |
Site | Femur 6 (46%) Tibia 3 (23%) Mandible 2 (15%) Humerus 1 (8%) Skull 1 (8%) |
Femur 5 (42%) Humerus 2 (17%) Chest wall 2 (17%) Spine 2 (17%) Scapula 1 (8%) |
Pain | 7 (54%) | 8 (67%) |
Swelling | 4 (31%) | 6 (50%) |
Fever | 5 (39%) | 2 (17%) |
Pathological fracture | 1 (8%) | 2 (17%) |
Weight loss | 1 (8%) | 3 (25%) |