Table 1.
Baseline Characteristics of Subjects Receiving Autologous Chondrocyte Implantation (ACI) to Treat Chondral Lesions of the Knee
| Characteristics | N | Percentages (%) | |
|---|---|---|---|
| Sex | Males | 80 | 72.1 |
| Females | 31 | 27.9 | |
| Occupation | Unknown | 25 | 22.5 |
| Student | 16 | 14.4 | |
| Worker/bricklayer | 11 | 9.9 | |
| Other | 59 | 53.2 | |
| Cause of the Lesion | Unknown | 44 | 39.6 |
| Traumatic | 34 | 30.6 | |
| Osteocondritis dissecans (OCD) | 25 | 22.5 | |
| Other | 8 | 7.3 | |
| Site | Medial femoral condyle | 59 | 53.6 |
| Lateral femoral condyle | 8 | 7.2 | |
| Trochlea | 9 | 8.2 | |
| Patella | 18 | 16.4 | |
| Other | 17 | 14.6 | |