The current study aims to evaluate the effects of internet-delivered self-help CBT for insomnia through a randomised controlled trial. Adult persons with insomnia will be invited via a popular scientific website to fill out online questionnaires. Participants will be randomised into treatment groups or the waiting list. Participants will be measured 4, 16, and 40 weeks after intervention with the same questionnaires.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
626
Internet based Cognitive behavioral self-help method for insomnia
Cognitive behavioral self-help method for insomnia via booklet
Waiting list
Utrecht University
Utrecht, Utrecht, Netherlands
Sleep Diary
Daily self-observation used to calculate Total Sleep Time, Wake After Sleep Onset, Sleep Onset Latency, Sleep Efficiency, and Day ratings.
Time frame: 1 year
Anxiety rating
Measured with the HADS
Time frame: 1 year
Depression ratings
Measured with the CES-D
Time frame: 1 year
Sleep medication
Measured in the daily diary log
Time frame: 1 year
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