Fig. 3From: Effect of bone morphology of the tibia plateau on joint line convergence angle in medial open wedge high tibial osteotomyCorrelations of ΔJLCA with HKA before surgery. a Depressed (r = − 0.09). b Flat (r = 0.24). c Convex (pagoda-like) (r = 0.56). ΔJLCA, change in joint line convergence angle of the knee after surgery; HKA, hip-knee-ankle angleBack to article page