Fig. 4From: Does patellofemoral osteoarthritis affect functional outcomes and survivorship after medial unicompartmental knee arthroplasty? A meta-analysisSubgroup analysis of forest plots of Oxford Knee Scores in the PFOA group and the non-PFOA group. a Mobile-bearing and fixed-bearing (b) measurements at the short-term follow-up and the mid-term follow-upBack to article page