Parameter | Preoperative | Postoperative | P value |
---|---|---|---|
Mean UCLA score | 4.5 (Median, 4; SD, 1.8) | 4.8 (Median, 4; SD, 1.4) | 0.001 |
Category of UCLA score | Â | Â | < 0.001 |
UCLA score ≤ 3 | 90 (24%) | 39 (11%) |  |
UCLA score 4–6 | 240 (65%) | 296 (80%) | |
UCLA score ≥ 7 | 39 (11%) | 34 (9%) |