Table 2: Participation of Subjects Receiving Autologous Chondrocyte Implantation (ACI) to Treat Chondral Lesions of the Knee During the Five-Year Follow-Up

Baseline 15 d 1.5 m 3 m 6 m 1 y 2 y 3 y 4 y 5 y
Expected Cases 111 110 110 110 110 110 110 98 71 25
Analysed Cases* 110 52 81 98 96 92 71 61 12 6
Percentage of Analysed Cases (%) 99.1 47.3 73.6 89.1 87.3 83.6 64.5 62.2 16.9 24

d = day; m = month; y = year
* We did not receive preoperative assessment in one case.