Table 1.
Comparison of Characteristics Between the ACI and OCA Groups a
| ACI (n = 82) | OCA (n = 66) | P Value | |
|---|---|---|---|
| Age at surgery, y | 31.2 ± 9.5 | 37.7 ± 10.7 | <.001 |
| Follow-up, y | 6.7 ± 1.7 | 6.7 ± 1.6 | .902 |
| Sex | .284 | ||
| Male | 35 (42.7) | 34 (51.5) | |
| Female | 47 (57.3) | 32 (48.5) | |
| BMI | 27.4 ± 5.2 | 29.1 ± 5.3 | .056 |
| Laterality | .123 | ||
| Right | 44 (53.7) | 27 (40.9) | |
| Left | 38 (46.3) | 39 (59.1) | |
| Origin | .040 | ||
| Acute trauma | 32 (39.0) | 34 (51.5) | |
| FDD | 50 (61.0) | 32 (48.5) | |
| Lesion grade | .001 | ||
| Grade 3 | 1 (1.2) | 12 (18.2) | |
| Grade 4 | 81 (98.8) | 54 (81.8) |
a Data are presented as mean ± SD or n (%). Bolded P values indicate a statistically significant difference between groups (P < .05). ACI, autologous chondrocyte implantation; BMI, body mass index; FDD, focal degenerative defect; OCA, osteochondral allograft transplantation.