Table 1 Clinical data of the groups
Characteristic | ADM group | Non-ADM group |
|---|---|---|
Age, years | 21 (10 to 29) | 23 (12 to 30) |
 Tumor site |  |  |
  Femur | 9 | 11 |
  Tibia | 7 | 9 |
  Humerus | 2 | 0 |
  Scapula | 1 | 0 |
 Enneking grade |  |  |
  IIA | 13 | 12 |
  IIB | 7 | 8 |
  Biopsy |  |  |
  Needle | 20 | 20 |
  Open | 0 | 1 |
 Type of surgery |  |  |
  Limb salvage | 17 | 17 |
  Amputation | 3 | 3 |
 Pre-operative chemotherapy |  |  |
  2 | 17 | 18 |
  1 | 0 | 2 |
  0 | 3 | 0 |