Fig. 1From: Outcomes and component-positioning in total knee arthroplasty may be comparable between supervised trained surgeons and their supervisorRadiograph of the postoperative component alignment in the coronal plane. HKA was measured as the white line. FTA was measured as the angle between the femoral shaft axis and tibial shaft axis. FCA femoral coronal angle, FTA femoral–tibial angle, HKA hip–knee–ankle angle, TCA tibial coronal angleBack to article page