Figure 1From: Impact of The Assist Ventilation Mode On Work of Breathing (Wob): Neurally Adjusted Ventilatory Assist (Nava) Versus Pressure Support Ventilation (Psv) Versus Proportional Assist Ventilation Plus (Pav+) PTP,breath vs time in the three ventilatory modes . Red lines: range of physiological PTP BREATH Back to article page