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Table 1 Administered self-report measures and timeline

From: Efficacy of digital cognitive behavioural therapy for symptoms of generalised anxiety disorder: a study protocol for a randomised controlled trial

Measure Screen Study period
Baseline
(week 0) and randomisation
Mid-intervention
(week 3)
Post-intervention (week 6) Follow-up
(week 10)a
Basic screening questions (age, pregnancy) X     
Medical and psychiatric history questions X     
Prescription medication use X     
MINI for GAD X     
GAD-7 X   X X X
Demographic questions   X    
Credibility/expectancy questionnaire   X    
PHQ-9   X X X X
PSWQ   X X X X
SCI-8   X X X X
WEMWBS   X   X X
Patient-Generated Index   X   X X
Modified symptom checklist     X  
Treatment satisfaction questionsb     X  
Concomitant treatment   X X X X
  1. GAD generalised anxiety disorder, GAD-7 seven-item Generalised Anxiety Disorder questionnaire, MINI Mini-International Neuropsychiatric Interview, PHQ-9 nine-item Patient Health Questionnaire, PSWQ Penn State Worry Questionnaire, SCI-8 eight-item Sleep Condition Indicator, WEMWBS Warwick–Edinburgh Mental Wellbeing Scale
  2. aParticipants randomised to the intervention arm will additionally be invited to complete a similar uncontrolled follow-up assessment online 6 months from randomisation
  3. bMeasure will be administered to participants in the intervention arm only