Background
The relationship between insomnia and depression
Methods/design
Sample and recruitment
Screening
Inclusion/exclusion criteria
Experimental design and conditions
Experimental condition—online cognitive behavioural therapy for insomnia: SHUTi
Attention-matched control
Assessments
Online screener | Screening telephone interview | Pre-test survey | During intervention | Immediate post-test | 6-, 18-month f/u | 12-month f/u | |
---|---|---|---|---|---|---|---|
PHQ-9
1
| X | X | X | X | X | X | |
BIS
2
| X | ||||||
Secondary eligibility criteria
| X | ||||||
MINI
3
| X | X | X | ||||
Adapted Morin insomnia interview
| X | ||||||
BTACT
4
| X | X | X | ||||
Demographics
| X | ||||||
Condition preference
| X | ||||||
Perceived need for treatment
| X | ||||||
GAD-
7
5
| X | X | X | X | X | ||
PSF
6
(suicidal ideation items)
| X | X | X | X | |||
DBAS-16
7
| X | X | X | X | |||
SAMI
8
(shortened)
| X | X | X | X | |||
IPAQ SF
9
| X | X | X | X | |||
AHSQ/
GHSQ
10
| X | X | X | X | |||
CSRI
11
| X | X | X | X | |||
SF12
12
| X | X | X | X | |||
WHODAS 12
13
| X | X | X | X | |||
ISI
14
| X | X | X | X | X | ||
Sleep diaries
| X | X (SHUTi) | X | X | X | ||
Adherence questionnaire
| X | ||||||
Internet evaluation and utility
| X |