Characteristic | Treatment X N = XXX | Treatment Y N = XXX |
---|---|---|
Location of tumor, n (%) | ||
Femur | ||
Tibia | ||
Location in bone, n (%) | ||
Proximal | ||
Mid-shaft | ||
Distal | ||
Others (specify) | ||
Maximum size [cm], mean (SD) | ||
No. of compartments, n (%) | ||
0 | ||
1 | ||
2 | ||
3 | ||
4 | ||
Type of biopsy performed, n (%) | ||
None | ||
Open | ||
Fine-needle aspiration | ||
Core needle | ||
Type of tumor, n (%) | ||
Bone sarcoma | ||
Soft tissue sarcoma | ||
Metastatic bone disease | ||
Overall margins, n (%) | ||
Negative | ||
Microscopically positive | ||
Grossly positive |