| Preoperatively mean ± SD (range) | Postoperatively mean ± SD (range) | P value |
Constant score | 68.43 ± 7.05 (59 - 83) | 89.64 ± 5.39 (82 - 98) | <0.01 |
ASES score | 64.00 ± 7.14 (55 - 81) | 89.07 ± 3.89 (86 - 98) | <0.01 |