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Preoperative and postoperative mean scores and (standard deviations) of the five HOOS subscales. The scale is 0–100, worst to best.
| HOOS subscale | Preop | Postop |
| Pain | 35.6 (14.4) | 82.3 (18.3) |
| Symptoms | 34.3 (16.9) | 73.9 (16.7) |
| ADL | 37.8 (15.9) | 75.5 (17.9) |
| Sport/Recreation | 17.15 (13.8) | 56.3 (26.2) |
| QOL | 21.4 (13.6) | 66.2 (23.2) |
