Table 4.
Radiographic healing of juvenile osteochondritis dissecans lesions after retroarticular and transarticular drilling
| Parameter | Retroarticular drilling studies [1, 9, 10, 18, 22]* | Transarticular drilling studies [2, 4, 5, 19, 25]* |
|---|---|---|
| Number of lesions at followup | 111 | 94 |
| Duration of followup (months)† | 30.3 (7.0–36.3) | 65.0 (24–141) |
| Average age at surgery (years)† | 12.8 (12.0–13.4) | 13.2 (12.0–14.8) |
| Lesion locations | ||
| MFC (%) | 70 (63.1) | 89 (94.7) |
| LFC (%) | 41 (36.9) | 5 (5.3) |
| Lesions healed on radiographs (%) | 86 | 91 |
* Analysis restricted to studies reporting on specific outcome data for juvenile osteochondritis dissecans lesions; †values are a weighted average of studies reporting on juvenile osteochondritis dissecans outcomes with ranges in parentheses; MFC = medial femoral condyle; LFC = lateral femoral condyle.