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Can depression be prevented by reducing insomnia? The Good Night Sleep Study

The effect of an internet-based insomnia treatment program on the prevention of major depressive disorder in community members with subclinical depressive symptoms

Status
Terminated
Phases
Unknown
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12611000121965
Acronym
SHUTi
Enrollment
1149
Registered
2011-02-02
Start date
2013-04-11
Completion date
2014-06-09
Last updated
2023-07-25

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

Conditions

None listed

Brief summary

This project investigates the efficacy of a novel internet-based insomnia treatment program (SHUTi) as a prevention tool for Major Depressive Disorder.

Interventions

Internet-based insomnia treatment program (SHUTi). SHUTi is an automated self-help program consisting of a 6 week program conducted over a window of 9 weeks. Participation in the intervention involves approximately 1-2 hours per week. At five points during the study, participants will be asked to keep track of their sleep through a diary for a two week period. This will occur prior to initiation of the active intervention phase, immediately following active intervention phase, and also at 6-, 12

Internet-based insomnia treatment program (SHUTi). SHUTi is an automated self-help program consisting of a 6 week program conducted over a window of 9 weeks. Participation in the intervention involves approximately 1-2 hours per week. At five points during the study, participants will be asked to keep track of their sleep through a diary for a two week period. This will occur prior to initiation of the active intervention phase, immediately following active intervention phase, and also at 6-, 12- and18-month followups. This sleep diary takes about 5 minutes each day to complete and enter online. Participants will also be contacted to complete online questionnaires at baseline, after the intervention period (9 weeks), and then at 6, 12 and 18 months. The program is based on cognitive behaviour therapy.

Sponsors

Professor Helen Christensen
Lead SponsorIndividual

Study design

Allocation
Randomised controlled trial
Intervention model
Parallel
Primary purpose
Prevention
Masking
Blinded (masking used)

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years
Healthy volunteers
No

Inclusion criteria

On the Patient Health Questionnaire 9: a score between from 5 to 19, inclusive. On the Bergen Insomnia Scale: a score of 3 or above on at least one of the first four items and a score of 3 or above on at least one of the last two items. Age 18-64. Valid email address. Reliable internet access. Valid telephone number. Currently living in Australia. Proficiency with reading English.

Exclusion criteria

Diagnosis of current (1 month) MDD; non-English speaking; reading difficulties; diagnosis of psychosis, schizophrenia or bipolar mood disorder by a psychiatrist; bedtime outside of 8pm-2am more than twice a week (not primarily due to insomnia); rising time outside of 4am-10am more than twice a week (not primarily due to insomnia); pregnancy at time of recruitment; current suicide plan/ high risk of suicide.

Outcome results

None listed

Source: ANZCTR · Data processed: Mar 21, 2026