A Randomized Trial of Continuous Positive Airway Pressure (CPAP) for Sleep Apnea in Pregnancy

Inclusion Criteria 1. Singleton gestation. Twin gestation reduced to singleton, either spontaneously or therapeutically, is not eligible unless the reduction occurred before 14 weeks project gestational age. 2. Gestational age at randomization between 14 weeks 0 days and 21 weeks 6 days based on clinical information and evaluation of the earliest ultrasound. 3. Diagnosis with mild to moderate OSA as defined by an AHI score ≥ 5 and \<30. Exclusion Criteria 1. Previously prescribed, current or planned therapy for sleep apnea. 2. Age \< 18 years, because the rate of sleep apnea in this populat…