Fig. 3From: Trendelenburg maneuver predicts fluid responsiveness in patients on veno-arterial extracorporeal membrane oxygenationIndividual values of velocity–time integral (VTI) of each step in non-responders (a) and responders (b) as well as receiver operating characteristics curve (c) and grey zone analysis (d) of changes in VTI induced by the Trendelenburg position to predict fluid responsivenessBack to article page