Sustained Results in Long-Term Follow-Up of Autologous Chondrocyte Implantation (ACI) for Distal Femur Juvenile Osteochondritis Dissecans (JOCD)

Table 1

(a) Study participant information (N = 10)

	Mean ± SD	Median	Range
Physical characteristics
Current Age (years)	30.8 ± 1.6	31.3	23.0-37.7
Height (cm)	1.80 ± 0.04	1.78	1.60-1.90
Weight (kg)	77.9 ± 4.6	78.9	55.8-105.0
Body Mass Index	24.6 ± 0.67	24.7	21.1-28.9
JOCD history
Age at Time of ACI	18.3 ± 0.19	18.0	15.0-22.0
Lesion Size at Time of ACI	9.1 ± 1.9	7.4	2.3-24.0
Number of Lesions	1.2 ± 0.4	1.0	1.0-2.0
Number of Surgeries before ACI	2.5 ± 1.3	2.0	1.0-5.0
Number of Surgeries after ACI	0.6 ± 0.7	0.5	0.0-2.0

(b) Surgical history prior to ACI

Orthopaedic Procedure Prior to ACI	(N)
Isolated Marrow Stimulation	8
Fragment Fixation	4
Bone Graft/Removal of Hardware	1
Excision of fragment/loose bodies	4
Removal of Hardware	2
Other/Unknown	6
Total Procedures	25