Table 1.
Patient Demographics and Concomitant Surgeries.a
| All Knees (n = 31) | Failures (n = 5) | |
|---|---|---|
| Patient characteristics | ||
| Age, y | 35.4 (17-61) | 45.6 (37-61) |
| Body mass index, kg/m2 | 32.9 (30-39) | 34.5 (31-39) |
| Sex (male/female), n | 27/4 | 5/0 |
| Laterality (right/left), n | 14/17 | 1/4 |
| Preoperative Marx activity rating scale | 4.0 (0-14) | 3.7 (0-11) |
| No. of prior ipsilateral knee surgeries | 2.2 (0-10) | 4.8 (1-10) |
| Follow-up, y | 4.1 (2.0-10.9) | 2.9 (2.0-4.4) |
| Lesion characteristics | ||
| OCA location, nb | ||
| Medial femoral condyle | 13 | 3 |
| Lateral femoral condyle | 15 | 2 |
| Trochlea | 10 | 1 |
| Total chondral defect area, cm2 | 6.4 (1.0-15.3) | 6.1 (1.0-10.0) |
| No. of plugs used | 1.7 (1-4) | 2.0 (1-3) |
| Concomitant procedures, n | ||
| ACL reconstruction | 3 | 1 |
| Meniscus allograft transplantation | 3 | 0 |
| Realignment osteotomy | 3 | 1 |
ACL = anterior cruciate ligament; OCA = osteochondral allograft transplantation.
a
Data are reported as mean with the range in parentheses unless otherwise indicated.
b
Seven knees had multiple locations with chondral defects treated with OCA.