Fig. 2From: The increase in cardiac output induced by a decrease in positive end-expiratory pressure reliably detects volume responsiveness: the PEEP-test studyArea under the receiver-operating characteristic curves expressing the ability to detect volume responsiveness of changes in cardiac index, absolute changes in pulse pressure variation and changes in pulse pressure during a PEEP-test. AUC Area under the receiver-operating characteristic curve, CI Cardiac index, PP Pulse pressure, PPV Pulse pressure variationBack to article page