60
Participants
Start Date
May 23, 2022
Primary Completion Date
December 31, 2026
Study Completion Date
December 31, 2027
Group-based light therapy at gradually advanced timing for DSWPD
Light therapy at gradually advanced timing, Sleep education, sleep hygiene, cognitive restructuring, relaxation techniques
Group-based light therapy at gradually advanced timing for DSWPD and additive bb-glasses
Light therapy (LT) at gradually advanced timing, bb-glasses 12 hrs after LT, Sleep education, sleep hygiene, cognitive restructuring, relaxation techniques
6-week wait list for sleep-school
Treatment as usual in a psychiatric outpatient clinic
RECRUITING
Haukeland University Hospital, Bergen
RECRUITING
Haukeland University Hospital, Bergen
University of Bergen
OTHER
Haukeland University Hospital
OTHER