Fig. 4From: A low cartilage formation and repair endotype predicts radiographic progression of symptomatic knee osteoarthritisPharmacodynamic effect of oral salmon calcitonin (sCT) versus placebo (Pla) on serum PRO-C2 levels over time in patients with low and high baseline PRO-C2. Data are shown as the mean (SEM) percentage difference from baseline. Time dependent effects were investigated by ANCOVA adjusting for BMI, sex, age, and baseline medial JSWBack to article page