Insomnia Magnetic Resonance Spectroscopy (MRS) imaging sleep study
- Conditions
- Insomnia DisorderMental Health - Other mental health disorders
- Registration Number
- ACTRN12612000050853
- Lead Sponsor
- niversity of Sydney
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Completed
- Sex
- All
- Target Recruitment
- 47
1. Symptoms of Insomnia Disorder as diagnosed by the Diagnostic and
Statistical Manual of Mental Disorders, Fifth Edition criteria for insomnia
disorder (APA, 2013) specifically: Difficulty initiating or maintaining sleep or
waking up too early for at least 3 nights per week, for at least 3 months,
with adequate opportunity and circumstances for sleep
2. Stable sleep/wake schedule with no shift work
3. Able to give informed, written consent
4. Fluent speaker of English
5. Referred by a sleep physician to have a routine sleep study as part of Medicare
1. Pregnancy or lactation
2. Active illicit substance use or alcohol/caffeine dependence
3. Medications that interfere with sleep (within 1 month of assessment)
4. Psychiatric disorders, other than mild to moderate depression (on the
Depression Anxiety Stress Scales)
5. Another sleep disorder evaluated by a Sleep Physician / Sleep
Psychologist that better explains the complaint of sleep loss.
6. Severe cognitive impairment that does not allow patients to consent or
follow study instructions
7. Overnight shift workers and recent time-zone travel (within last 2
months)
8. Actively treated sleep disorder (e.g. CPAP/CBT-I)
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method To use MRS in order to compare and contrast brain neurochemistry within specific and highly defined insomnia sub types (insomnia sufferers with and without hyperarousal).[A comparison will be made between controls and insomnia sufferers with hyperarousal. This will take place at one time point only.]
- Secondary Outcome Measures
Name Time Method il[Nil]