From: Assessment of the Accuracy of Procalcitonin to Diagnose Postoperative Infection after Cardiac Surgery Anesthes. 2007;107(2):232-238. doi:10.1097/01.anes.0000271871.07395.ad Figure Legend: Fig. 2. Comparison of the receiver operating characteristic curves showing the relation between sensitivity (true positive) and 1-specificity (true negative) in determining the predictive value of procalcitonin (PCT), C-reactive protein (CRP), and white blood cell count (WBC) for the diagnosis of postoperative infection. Date of download: 10/19/2017 Copyright © 2017 American Society of Anesthesiologists. All rights reserved.