Adjustable thermoplastic oral appliance versus positive airway pressure for obstructive sleep apnea.

Objectives/hypothesis: To compare outcomes of continuous positive airway pressure (CPAP) and the adjustable thermoplastic mandibular advancement splint (AT-MAS) for obstructive sleep apnea treatment.

Study Design: Randomized crossover, noninferiority, tertiary center setting.

Methods: Fifty patients with a mean age of 49.