Table 2. Changes in Clinical Results between the Preoperative and Last Follow-up Assessments.
| Parameter | Preoperative | Postoperative | Difference | p-value |
|---|---|---|---|---|
| Range of motion (°) | 124.4 ± 10.6 | 131.4 ± 10.1 | 7.0 | < 0.001 |
| KOOS pain | 58.4 ± 19.4 | 86.1 ± 11.5 | 27.6 | < 0.001 |
| KOOS symptom | 62.5 ± 20.7 | 83.3 ± 14.3 | 20.7 | < 0.001 |
| KOOS ADL | 59.3 ± 19.7 | 79.9 ± 15.2 | 20.6 | < 0.001 |
| KOOS sports/rec | 23.9 ± 18.4 | 39.8 ± 22.9 | 15.9 | < 0.001 |
| KOOS QOL | 29.6 ± 15.8 | 60.6 ± 22.7 | 31.0 | < 0.001 |
| WOMAC score | 38.5 ± 17.9 | 17.4 ± 13.1 | –21.1 | < 0.001 |
Values are presented as mean ± standard deviation.
KOOS: Knee Injury and Osteoarthritis Outcome Score, ADL: activities of daily living, Sports/rec: sport and recreation function, QOL: quality of life, WOMAC: Western Ontario and McMaster University Osteoarthritis Index.