Fig. 4From: The associations of serum S100A9 with the severity and prognosis in patients with community-acquired pneumonia: a prospective cohort studyReceiver operating characteristic curves of different predictive biomarkers for CAP. a ROC curve was used to assess the diagnostic capacity of serum S100A9 for CAP. b ROC curve was used to assess the diagnostic value of different biomarkers (S100A9, CRB-65, CURB-65, CURXO, SMART-COP and PSI) for the severity of CAPBack to article page