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Prevalence of CSF leakage after different types of skull-base reconstruction.
| Method | No CSF leakage | CSF leakage | Total | CSF leakage (%) |
|---|---|---|---|---|
| Vascularized nasoseptal flap | 10 | 3 | 13 | 23.1 |
| Vascularized nasoseptal flap and in situ bone flap | 23 | 0 | 23 | 0 |
| Total | 33 | 3 | 36a | 8.3 |
| Statistical analysis | P = 0.04 |
aAutogenous thigh fat and fascia lata were used to reconstruct the skull base in four patients.
