| No. of patients | Percentage (%) |
---|---|---|
Median age | 52 (20-71) | Â |
Gender | Â | Â |
 Male | 13 | 76.5 |
 Female | 4 | 23.5 |
KPS | Â | Â |
 60 | 5 | 29.4 |
 70 | 5 | 29.4 |
 80 | 2 | 11.8 |
 90 | 4 | 23.5 |
 100 | 1 | 5.9 |
Tumor pathology | Â | Â |
 Chondrosarcoma | 5 | 29.4 |
 Chordoma | 4 | 23.5 |
 Fibromatosis | 3 | 17.6 |
 Osteosarcoma | 1 | 5.9 |
 Lymphoma | 1 | 5.9 |
 Paraganglioma | 1 | 5.9 |
 Malignant giant cell tumor | 1 | 5.9 |
 Malignant vertebral hemangioma | 1 | 5.9 |
Previous surgery | 14 | 82.4 |
Previous EBRT | 15 | 88.2 |
Previous chemotherapy | 3 | 17.6 |
Follow-up (months) | Â | Â |
Median (months) (range) | 19 (2-69) | Â |