Mind-wandering and Predictive Processes in Narcolepsy: a Putative Mechanism Through Covert REM Intrusions

Inclusion Criteria

• •Patients with NT1 or IH diagnosis according to ICSD3-TR criteria (American Academy of Sleep, 2023)
• •For patient with IH: with abnormal Mean Sleep Latency Test (MSLT) (mean latency ≤ 8 min, ≤ 1 SOREMp)
• •Patients with subjective hypersomnolence without underlying cause (negative extensive work-up including actigraphy, PSG, MSLT, 24h bedrest, biological tests, MRI, psychiatric consultation; this allows to rule out sleep deprivation, irregular sleep/wake schedule, sleep apnea or other sleep disorders associated with sleep fragmentation, somatic/psychiatric causes of hypersomnolence, sedative substance intake). This type of "controls" have already been used in studies on hypersomnolence disorders.