Table 1.
Baseline data of all 33 patients (34 knees)
| All | cP | cF | ocF | |
|---|---|---|---|---|
| Number | 33 (34) | 15 | 8 | 10 (11) |
| Age (years) | 37.1 ± 11.9 | 40.2 ± 12.9 | 38.0 ± 9.9 | 32.2 ± 11.0 |
| Sex | 22m/11 f | 8m/7f | 7m/1f | 7m/3f |
| Localisation | ||||
| Patella | 15 | 15 | – | – |
| Medial femoral condyle | 14 | – | 7 | 7 |
| Lateral femoral condyle | 4 | – | 1 | 3 |
| Femoral trochlea central | 1 | – | – | 1 |
| Outerbridge | ||||
| 2°–3° | 2 | 1 | 3 | 0 |
| 3° | 5 | 0 | 5 | 0 |
| 4° | 3 | 5 | 18 | 10 |
| Unknown | 5 | 2 | 8 | 1 |
| Defect size (cm2) | 2.8 ± 1.6 | 2.6 ± 0.9 | 2.9 ± 2.3 | 3.0 ± 1.6 |
| Concomitant treatment | ||||
| Tibial osteotomy | 11 | – | 7 | 4 |
| Femoral osteotomy | 2 | 1 | – | 1 |
| Patella realignment | 1 | 15 | 1 | – |
| Cancellous bone graft | 9 | – | – | 9 |
| Meniscal repair | 5 | 3 | – | 2 |
| Ligament repair | 1 | – | 1 | - |
Subgroups ocF: cP: chondral lesion of the patella; cF: chondral femoral lesion; osteochondral femoral lesion