Table 2 Accompanying injuries of each three group
Group | I | II | III |
|---|---|---|---|
Number of patient | 59 | 53 | 39 |
Medial meniscus injury | 22 | 27 | 17 |
   Resection | 9 | 18 | 5 |
   Repair | 4 | 1 | 3 |
Lateral meniscus injury | 16 | 17 | 10 |
   Resection | 4 | 11 | 4 |
   Repair | 4 | 0 | 0 |
Articular cartilage defect | 1 | 2 | 0 |