| Postoperative complications | Number of cases | % |
| CSF leakage | 58 | 11.30 |
| Meningitis | 27 | 5.26 |
| Stomal obstruction | 4 | 0.78 |
| Suppuration of surgical wound | 3 | 0.58 |
| Aseptic hyperthermia | 10 | 1.95 |
| Diabetes insipidus | 1 | 0.19 |
| Pneumocephaly | 1 | 0.19 |
| Ventriculoatrial shunt | 6 | 1.16 |
| Total | 110 | 21.41 |