Fig. 2From: Changes in serum markers failed to predict persistent infection after two-stage exchange arthroplastyReceiver operator curves for percent change in serum markers in predicting failure after two-stage exchange arthroplasty: C-reactive protein (blue line), interleukin-6 (green line), erythrocyte sedimentation rate (red line), and fibrinogen (purple line). The black line depicts 50% sensitivity and specificityBack to article page