Figure 7From: YKL-40 is correlated with FEV1 and the asthma control test (ACT) in asthmatic patients: influence of treatmentReceiver operating characteristic curve showing YKL-40 as a predictor for an increase in FEV 1 after treatment (black line) and as a predictor for response to steroid treatment (red line). Sens, sensitivity; Spec, specificity; AUC, area under the ROC curve.Back to article page