Table 1.
Player Demographics and Lesion Characteristics
| All players | Return | No returna | |
|---|---|---|---|
| Gender (male:female), % | 90:10 | 95:5 | 80:20 |
| Age (range),b y | 25.3 ± 1.2 (16-41) | 24.1 ± 1.3c | 30.6 ± 1.4 |
| Skill, n | |||
| Division I | 25 | 89c | 11 |
| Division II and III | 75 | 62 | 38 |
| Lesion size, cm2 | 2.4 | 2.2c | 3 |
| Lesion location, n | |||
| Medial femoral condyle | 38 | 30 | 8 |
| Lateral femoral condyle | 15 | 11 | 4 |
| Lateral tibial condyle | 3 | 0 | 3 |
| Medial tibial condyle | 0 | 0 | 0 |
| Patella | 4 | 0 | 4 |
| Trochlea | 1 | 0 | 2 |
| ICRS score (excellent/good), % | 89 | 91 | 81 |
Note: ICRS = International Cartilage Repair Society.
a
No return to same level.
b
Values are reported as means ± standard deviations; ranges are in parentheses, as indicated.
c
P < 0.05.