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Trial registered on ANZCTR
Registration number
ACTRN12610001041044
Ethics application status
Approved
Date submitted
23/11/2010
Date registered
26/11/2010
Date last updated
26/11/2010
Type of registration
Retrospectively registered
Titles & IDs
Public title
Evaluation of psychological therapy for adolescents with sleep disturbance.
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Scientific title
A randomised controlled trial of cognitive-behaviour therapy for adolescents diagnosed with delayed sleep phase disorder: evaluation of sleep, sleepiness, and mood.
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Secondary ID [1]
253148
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This trial does not have a secondary ID
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Delayed Sleep Phase Disorder
258698
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Condition category
Condition code
Mental Health
258850
258850
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0
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Other mental health disorders
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Cognitive-behaviour therapy; six 50-min individual sessions over 8 weeks.
Cognitive-behaviour therapy involves education about sleep, sleep hygiene, evening dim light, morning bright light therapy, and cognitive therapy for insomnia.
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Intervention code [1]
257653
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Behaviour
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Comparator / control treatment
Waitlist Control; no treatment for 8 weeks; afterwards provided with cognitive-behaviour therapy as per the intervention group.
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Control group
Active
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Outcomes
Primary outcome [1]
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total sleep time; measured via self-reported 7-day sleep diary
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Assessment method [1]
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Timepoint [1]
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total sleep time measured at pre-treatment, post-treatment, and 6-month follow-up.
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Secondary outcome [1]
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sleep onset time; measured via self-reported 7-day sleep diary
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Assessment method [1]
266422
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Timepoint [1]
266422
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sleep onset time measured at pre-treatment, post-treatment, and 6-month follow-up.
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Eligibility
Key inclusion criteria
Sleep timing is significantly delayed relative to socially conventional times (eg, school start time), evidenced by a chronic inability to sleep and wake at desired times. May have associated insomnia and daytime sleepiness symptoms. Sleep disturbance significantly impacts on at least 1 important area of life (eg, school attendance/performance).
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Minimum age
11
Years
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Maximum age
18
Years
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Sex
Both males and females
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Can healthy volunteers participate?
Yes
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Key exclusion criteria
Sleep disturbance is better explained by another sleep disorder (eg, insomnia, insomnia due to a mental disorder); atypical development (ie, diagnosed intellectual ability, autistic spectrum disorder); younger than 11 yrs and older than 18 yrs.
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Study design
Purpose of the study
Treatment
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Allocation to intervention
Randomised controlled trial
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
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Masking / blinding
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Who is / are masked / blinded?
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Intervention assignment
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Other design features
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Phase
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Type of endpoint/s
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Statistical methods / analysis
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Recruitment
Recruitment status
Completed
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Date of first participant enrolment
Anticipated
12/07/2006
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Actual
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
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Actual
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Sample size
Target
50
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Accrual to date
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Final
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Recruitment in Australia
Recruitment state(s)
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Funding & Sponsors
Funding source category [1]
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Charities/Societies/Foundations
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Name [1]
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Channel 7 Children's Research Foundation
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Address [1]
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PO Box 2438
Regency Park SA 5942
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Country [1]
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Australia
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Funding source category [2]
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University
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Name [2]
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Faculty of Social & Behavioural Sciences
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Address [2]
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Flinders University
GPO Box 2100,
Adelaide,
SA, 5001
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Country [2]
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Australia
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Primary sponsor type
Individual
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Name
Dr Michael Gradisar
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Address
Flinders University
School of Psychology,
GPO Box 2100,
Adelaide, SA, 5001
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Country
Australia
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Secondary sponsor category [1]
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None
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Name [1]
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Address [1]
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Country [1]
257298
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Ethics approval
Ethics application status
Approved
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Summary
Brief summary
The aim of the study is to evaluate cognitive-behaviour therapy (CBT) for adolescents with delayed sleep. It is hypothesised that CBT will result in more night-time sleep and fall asleep earlier.
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Trial website
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Trial related presentations / publications
Gradisar, M., Dohnt, H., Gardner, G., Paine, S., Starkey, K., Slater, A., Menne, A., Wright, H., Trenowden, S., & Hudson, J.L. A randomised controlled trial of cognitive behaviour therapy for adolescent Delayed Sleep Phase Disorder. Journal of Sleep Research, 19 (Suppl. 2), 31.
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Public notes
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Contacts
Principal investigator
Name
31945
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Address
31945
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Country
31945
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Phone
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Fax
31945
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Email
31945
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Contact person for public queries
Name
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Dr Michael Gradisar
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Address
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Flinders University
GPO Box 2100
Adelaide, SA, 5001
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Country
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Australia
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Phone
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+61 8 8201 2324
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Fax
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Email
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[email protected]
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Contact person for scientific queries
Name
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Dr Michael Gradisar
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Address
6120
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Flinders University
GPO Box 2100
Adelaide, SA, 5001
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Country
6120
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Australia
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Phone
6120
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+61 8 8201 2324
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Fax
6120
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Email
6120
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[email protected]
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No information has been provided regarding IPD availability
What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
Documents added manually
No documents have been uploaded by study researchers.
Documents added automatically
No additional documents have been identified.
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