Fig. 2From: Coronal tibial slope is associated with accelerated knee osteoarthritis: data from the Osteoarthritis InitiativeExample of the coronal tibial slope measurement. a Yellow lines are the medial-lateral lines with the midpoint of the diaphysis marked. b We added the longitudinal axis of the tibia (green line). c The red (solid bold) line connects the medial and lateral aspects of the tibial plateau. d The yellow (dotted) line is perpendicular to the long axis of the tibia. e The 6° angle indicates that the lateral edge of the tibial plateau is more proximal than the medial edgeBack to article page