Prospective Cohort Study of Patients Intolerant to High Pressure Under Continuous Positive Airway Pressure Treated With Bilevel Positive Airway Pressure as Second-line Therapy.

Prospective Cohort Study of Patients Intolerant to High Pressure Under Continuous Positive Airway Pressure, Treated With Bilevel Positive Airway Pressure (AirCurve 10 VAutoTM) as Second-line Therapy: PoP IN VAuto

Prospective observational study of obstructive Sleep Apnea patients treated with Bilevel Positive Airway Pressure: AirCurve 10 VAutoTM

To characterize, in routine practice, non compliant patient to continuous positive airway pressure who can get a benefit of a bilevel positive airway pressure therapy as a second line treatment (Aircurve 10 VAutoTM ) To evaluate the clinical management of obstructive sleep apnea patients treated by Aircurve 10 VAutoTM , especially impact on compliance and residual apnea hypopnea Index.

To evaluate Aircurve 10 VAutoTM benefit on quality of Life and quality of sleep

Inclusion Criteria:

• Adult patient
• Obstructive Sleep Apnea Patient previously treated by Continuous positive airway pressure non-compliant to therapy
• Patient naive of bilevel Positive Airway Pressure therapy

Exclusion Criteria:

• Bilevel positive airway pressure Contraindication
• Severe respiratory disease diagnostic