| Stage of extension | ||||
| Age | Local | Locoregional | Metastatic | Total |
| Age < 40 | 5 (31.25%) | 9 (56.25%) | 2 (12.5%) | 16 (29.7%) |
| Age > 40 | 9 (23.7) | 15 (39.5%) | 14 (36.8%) | 38 (70.37%) |
| Total | 14 | 24 | 16 | 54 |