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Arthroscopic Evaluations of the Articular Cartilagea
| ICRS Classification | First Arthroscopy | Second Arthroscopy | P Value |
|---|---|---|---|
| Medial femoral joint | .9840 | ||
| Grade 0 | 0 | 0 | |
| Grade 1 | 0 | 0 | |
| Grade 2 | 22 | 22 | |
| Grade 3 | 28 | 27 | |
| Grade 4 | 35 | 36 | |
| Patellofemoral joint | <.0001 | ||
| Grade 0 | 36 | 14 | |
| Grade 1 | 30 | 27 | |
| Grade 2 | 12 | 32 | |
| Grade 3 | 5 | 9 | |
| Grade 4 | 2 | 3 |
aData are reported as number of knees. ICRS, International Cartilage Repair Society.
