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Efficacy of an internet-based cognitive behavioral therapy for insomnia: a randomized controlled trial

Efficacy of an internet-based cognitive behavioral therapy for insomnia: a randomized controlled trial - Internet-based treatment for insomnia

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000013401
Enrollment
68
Registered
2014-04-01
Start date
2014-11-01
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Chronic insomnia

Interventions

cognitive behavioral therapy 1. sleep diary 2. sleep hygiene 3. sleep scheduling 4. progressive muscle relaxation Control 1. sleep diary 2. sleep hygiene

Sponsors

Neuropsychiatric Research Institute
Lead Sponsor
Jikei university school of medicine
Collaborator
Akita University
Collaborator
Hiroshima University, National Center of Neurology and Psychiatry, Tokyo Women&#39
Collaborator
s Medical University, Gifu Mates Sleep Center, Wellness Boyodai Hospital
Collaborator

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Meeting the criteria of chronic insomnia according to the second edition of the International Classification of sleep disorders 2. a score of 8 or greater for insomnia as measured by the ISI.

Exclusion criteria

Exclusion criteria: 1. insomnia due to medical or psychiatric disorders or pharmaceutical causes and 2. the existence of other sleep disorders

Design outcomes

Primary

MeasureTime frame
sleep diary Insomnia Severity Index—

Secondary

MeasureTime frame
Beck Depression Inventory Spence-Essau Anxiety Scale Ford Insomnia Response to Stress Test Sheehan Disability Scale—

Countries

Japan

Contacts

Public ContactOkajima Isa

Neuropsychiatric Research Institute Japan Somnology Center

okajima@somnology.com03-3374-9112

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026