Table 1.

Characteristics of patients with degenerative cartilage defects

Characteristic	Patient data
Gender	Female (n = 8), male (n = 11)
Age, years	35 (range 25–50)
Height, cm	173 (range 162–184)
Weight, kg	75 (range 57–100)
Body mass index	25 (range 19–34)
Kellgren-Lawrence score	2 (n = 10) 3 (n = 9)
Defect size of 1st lesion, cm2	4 (range 2–6)
Outerbridge classification of 1st lesion	IV (n = 19)
Localization of 1st lesion	Medial femoral condyle (n = 14) Lateral femoral condyle (n = 2) Patella (n = 3)
2nd lesion	n = 4
Defect size of 2nd lesion, cm2	3 (range 2–4)
Outerbridge classification of 2nd lesion	IV (n = 4)
Localization of 2nd lesion	Medial femoral condyle (n = 1) Trochlea (n = 3)
Concomitant surgeries	High tibial osteotomy (n = 5) Anterior cruciate ligament reconstruction (n = 4)
Previous surgical procedures	High tibial osteotomy (n = 5) Shaving (n = 10) Abrasion arthroplasty (n = 4), Microfracture/drilling (n = 1) Meniscectomy (n = 6) Anterior cruciate ligament/collateral ligament reconstruction (n = 7)