Fig. 4From: The impact of limb loading and the measurement modality (2D versus 3D) on the measurement of the limb loading dependent lower extremity parametersMeasurement of 3D JLCA. a The most distal points of the femur were connected. b A plane was fitted to the tibial plateau by selecting four points on the medial and four points on the lateral tibial plateau. c The femoral condyle tangent and the tibial condyle tangent were projected to the frontal plane to measure the 3D JLCABack to article page