Table 4.
Complication | OWO | CWO | PWO |
---|---|---|---|
Aortic injurya | 1 | 0 | 0 |
L2/L3 nerve root palsya | 1 | 1 | 0 |
Intra-operative dural tear | 2 | 1 | 1 |
Superficial wound infection | 0 | 1 | 1 |
Re-operation–epidural haematoma | 1 | 1 | 1 |
Pseudarthrosis | 1 | 0 | 1 |
Extension of instrumentation | 0 | 1 | 0 |
aMalleable rods not used during correction