Table 1.
Demographics of Skeletally Immature Study Patients with Osteochondritis Dissecans of the Knee.a
| Variable | Operative (n = 53) | Nonoperative (n = 42) | P |
|---|---|---|---|
| Male | 38 (71.7) | 31 (73.8) | 1.00 |
| Age (years) | 12.8 ± 1.9 | 12.0 ± 2.0 | 0.05 |
| Body mass index (kg/m2) | 21.7 ± 4.4 | 23.0 ± 5.6 | 0.32 |
| Laterality | |||
| Left | 30 (56.6) | 18 (42.9) | |
| Right | 23 (43.4) | 24 (57.1) | 0.26 |
| Race | |||
| White | 46 (86.8) | 36 (85.7) | |
| Black | 1 (1.9) | 2 (4.8) | |
| Unknown | 6 (11.3) | 4 (9.5) | 0.71 |
| Playing sports at diagnosis | 45 (84.9) | 35 (83.3) | 1.00 |
| Mechanism of injury | |||
| Sports | 42 (79.2) | 33 (78.6) | |
| Trauma | 3 (5.7) | 4 (9.5) | |
| Other | 8 (15.1) | 5 (11.9) | 0.72 |
a
Values are presented as mean ± standard deviation or n (%).