Table 3 X-ray Kellgren-Lawrence (KL) classification of knee OA in both groups pre-operative
From: Does arthroscopic patellar denervation with high tibial osteotomy improve anterior knee pain?
X-ray K.L classification | Group A | Group B | P-value | ||
|---|---|---|---|---|---|
Degree of O. A | count | % | count | % | |
Grade 0 | 0 | 0 | 0 | 0 | .472 (NS) |
Grade 1 | 2 | 10 | 1 | 5 | |
Grade 2 | 13 | 65 | 10 | 50 | |
Grade 3 | 5 | 25 | 9 | 45 | |
Grade 4 | 0 | 0 | 0 | 0 | |
Total | 20 | 100 | 20 | 100 | Â |