| No. | % | |
Benign cases | 29 | 37.7 | |
Non-benign cases | 48 (18 patients lost postoperative follow-up or no recorded data) | 62.3 | |
Chemotherapy | No | 16 (15 + 1 patients refused CTH) | 53.3% of non-benign cases |
Yes | 14 | 46.7% of non-benign cases |