A Comparison of Different Success Definitions in Non-Continuous Positive Airway Pressure Treatment for Obstructive Sleep Apnea Using Cardiopulmonary Coupling A Comparison of Different Success Definitions in Non-Continuous Positive Airway Pressure Treatment for Obstructive Sleep Apnea Using Cardiopulmonary Coupling Download A 76 Year-Old Woman with Sleep and Waking Stridor, Sleep Talking, Orthostatic Hypotension, and Imbalance Adaptive Servo-Ventilation and Central Apnea Associated with Systolic Heart Failure