Fig. 2

ROC curves for plasma and urine cartilage markers in severe knee OA patients and controls. A pHA, B uCOMP and uCTX-II, and C uHA and uMMP-3
ROC curves for plasma and urine cartilage markers in severe knee OA patients and controls. A pHA, B uCOMP and uCTX-II, and C uHA and uMMP-3