| LP shunt 25 | VP shunt 65 |
Infection | 4 (16%) | 3 (4.5%) |
Shunt malfunctioning | 13 (52%) | 10 (15%) |
Catheter positioning | 2 (8%) | 4 (6%) |
Overdrainage | 3 (12%) | 0 |
Secondary Chiari | 1 (4%) | 0 |
Lumbago | 1 (4%) | 0 |
Death | 1 (4%) | 0 |