Observance of Continuous Positive Pressure for the Treatment of Obstructive Sleep Apnea Syndrome

the patient will complete validated questionnaires, at three periods (at the time of the initiation of the CPAP, and during the 2 planned follow-up consultations: four months and at 1 year) The validated questionnaires are as follows: Illness Perception Questionnaire (IPQ-R), Beliefs about Medicines Questionnaire (BMQ), Morisky Medication Adherence Scale (MMAS), Hospital Anxiety and Depression Scale (HADS), Rollnick Scale.