TABLE 2.
No. of Lesions | % of All Lesions | No OCD Surgery, % | OCD Surgery, % | P Valueb | |
---|---|---|---|---|---|
Joint affected: total | 333 | 100.0 | 64.6 | 35.4 | .0565 |
Knee | 206 | 61.9 | 66.5 | 33.5 | |
Elbow | 40 | 12.0 | 45.0 | 55.0 | |
Ankle | 85 | 25.5 | 68.2 | 31.8 | |
Shoulder | 2 | 0.6 | 100.0 | 0.0 | |
Joint affected: age 12-19 y | 258 | 77.5 | 57.0 | 43.0 | .0721 |
Knee | 147 | 44.1 | 57.1 | 42.9 | |
Elbow | 37 | 11.1 | 40.5 | 59.5 | |
Ankle | 72 | 54.1 | 63.9 | 36.1 | |
Shoulder | 2 | 1.5 | 100.0 | 0.0 | |
Joint affected: age 6-11 y | 75 | 22.5 | 90.7 | 9.3 | .9175 |
Knee | 59 | 17.7 | 89.8 | 10.2 | |
Elbow | 3 | 0.9 | 0.0 | 100.0 | |
Ankle | 13 | 3.9 | 92.3 | 7.7 |
aOCD, osteochondritis dissecans.
bP values obtained from t tests for continuous variables and from Mantel-Haenzel chi-square for categorical variables.