| Type of treatment | NO | Outcome | P-value | |||
| Survival (n = 11) | Dead (n = 9) | |||||
| No. | % | No. | % | |||
| Conservative | 10 | 6 | 60.0 | 4 | 40.0 | 0.653 |
| Surgical craniotomy | 10 | 5 | 50.0 | 5 | 50.0 | |