The effect on pulse oxygen saturation (SpO2) of decreasing the delay time between the beginning of inhalation and the beginning of an oxygen delivery pulse. As the delay is shortened, there is a progressive improvement in SpO2.
Data from: Tiep BL, Christopher KL, Spofford BT, et al. Pulsed nasal and transtracheal oxygen delivery. Chest 1990; 97:364.
