Fig. 1From: Preoperative low scores of Life Satisfaction Rating predicts poor outcomes after total knee arthroplasty: a prospective observational studyPre- and post-operative long leg standing anteroposterior X-ray images. a Pre-operative X-ray shows the distal lateral femur angle, the proximal medial tibial angle, and the mechanical axis. b Postoperative X-ray shows a neutral mechanical axisBack to article page