Study of the Correlation Between Post-traumatic Stress Disorder and Paradoxical Sleep Behavior Disorder

Type of study: observational prospective study Study duration : 40 min, one visit at D0 (inclusion isit) Number of center: 1 (Clermont Ferrand) Patients: 60 patients suffering from type 1 Post-traumatic Stress Disorder . Patients will be selected during their consultation, at the CUMP (Medico-Psychological Emergency Cell) of the hospital of Clermont-Ferrand. If patients accept to participate to this study, demographic and clinical data (age, sex, current treatments, medical and surgical history) will be collected. Then, they will complete 4 questionnaires : * the Rapid Eye Movement Behavior Disorder Screening Questionnaire (REM RBDSQ) * the Rapid Eye Movement Behavior Disorder symptom severity scale score (IRBDSSS) * the quality of sleep inventory (PSQI) * the Posttraumatic Stress Disorder Checklist for DSM-5 (PCL 5)