From: Accuracy of Cerebral Monitoring in Detecting Cerebral Ischemia during Carotid Endarterectomy:A Comparison of Transcranial Doppler Sonography, Near-infrared Spectroscopy, Stump Pressure, and Somatosensory Evoked Potentials Anesthes. 2007;107(4):563-569. doi:10.1097/01.anes.0000281894.69422.ff Figure Legend: Fig. 1. Receiver operating characteristic curves of the investigated monitoring methods. % = relative reduction compared with baseline; AUC = area under the curve; CI = 95% confidence interval; min = minimum during clamping; NIRS = near-infrared spectroscopy; SEP = somatosensory evoked potentials; TCD = transcranial Doppler sonography. Date of download: 10/16/2017 Copyright © 2017 American Society of Anesthesiologists. All rights reserved.