Figure 4From: Ventilatory drive and the apnea-hypopnea index in six-to-twelve year old childrenSample records from two subjects showing VE and mouth occlusion pressure (P0.1) responses to room air breathing, and severe hypoxia and hypercapnia. The top panel shows records from a subject with a low OAHI, and the bottom panel from the subject with the highest OAHI observed in our population.Back to article page