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Complications of primary THA
| Trainee | Instructor | |
|---|---|---|
| dislocation | 3 | 1 |
| acetabular fracture | 3 | 1 |
| sciatic nerve palsy | 2 | 0 |
| femoral artery injury | 2 | 0 |
| skin necrosis | 1 | 0 |
| femoral fracture | 0 | 1 |
| total | 11 | 3 |
Incidence of total complication (p=0.099)
Fisher’s exact test
