Figure 3From: Study of surgical indication for knee arthroplasty by cartilage analysis in three compartments using data from Osteoarthritis Initiative (OAI) Rate of optimal arthroplasty in the pattern of cartilage defect involvement for the subjects actually performed TKA; (a) M+PF, (b) L+PF, (c) M, and (d) L compartmental cartilage defect with G5+G6. M: medial, L: lateral, PF: patellofemoral, TKA: total knee arthroplasty, BKA: bicompartmental knee arthroplasty, and UKA: unicompartmental knee arthroplasty.Back to article page