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| Variable | Revision | Fixation | p-value |
|---|---|---|---|
| Operating surgeon (consultant:supervised registrar) | 7 : 0 | 6 : 2 | 0.467 |
| Method of anaesthesia (general:spinal) | 3 : 4 | 5 : 3 | 0.619 |
| Anaesthetic time (min) | 222.1 (158–330) | 196.8 (146–290) | 0.342 |
| Operative time (min) | 158.6 (115–280) | 125.6 (90–200) | 0.119 |
| Tourniquet time (min) | 130 (115–141) | - | - |
Values are presented as median (range).
