Mental Health INtervention With Digital APPlications (MIND-APP): Randomized Controlled Researcher Blinded Trial Evaluating the Effectiveness of the Tankevirus and Grubl Mental Health Apps

Sponsor
University Hospital, Akershus
Study ID
NCT07627204
Status
Not Yet Recruiting

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Conditions

Eligibility Criteria

Sex
ALL
Age
16 Years - N/A
Healthy Volunteers
Not accepted

Interventions

  • Tankevirus — OTHER
    Tankevirus is a brief, CBT-based psychoeducative app running over approximately 2 weeks. Content is provided in the form of videos with daily reminders. The version to be used is an update of the existing app, expected to be complete by May 2027.
  • Grubl — OTHER
    Grubl is a brief, metacognitive therapy based psychoeducative app running over approximately 2 weeks. Content is provided in the form of videos with daily reminders.
  • Placebo Application — OTHER
    The placebo / sham app will have structural elements largely matching Tankevirus and Grubl; providing a programme of approximately 2 weeks. The app will present information on attention control training as a method for reducing problems with anxiety and depression. While attention control training can be effective for this purpose, the app will only provide very brief (a few minutes) of daily attention-demanding miniature games, that are expected to have zero or negligible impact on anxiety or depression. Full details on the placebo arm setup including screenshots etc. will be provided alongside the registered report publication.

Study Details

The MIND-APP trial is a 3-arm randomized controlled trial (1:1:1 allocation) conducted fully remotely via a bespoke smartphone research platform. A total of 1000 Norwegian residents aged 16 years or older with mild to moderate symptoms of anxiety and/or depression will be recruited through national digital outreach. Coprimary outcomes are changes in anxiety (Generalized Anxiety Disorder-7) and depression (Patient Health Questionnaire-9) scores from baseline to postintervention (2-4 weeks). Secondary outcomes include health-related quality of life (EQ-5D-5L), quality-adjusted life years accrued over 6 months, functional impairment (Work and Social Adjustment Scale), health care resource use, and adverse events. Incremental cost-effectiveness ratios for Tankevirus and Grubl relative to placebo will be estimated from the perspective of public health services.

Key Dates

First listed
Jun 4, 2026
Start date
Aug 15, 2027
Status verified
Jun 2026
Primary completion
Mar 31, 2028
Completion
Mar 31, 2028

Study Design

Enrollment
1,000 participants (estimated)
Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT

Arms

  • Active Comparator: Tankevirus app
    Tankevirus is a brief, CBT-based psychoeducative app running over approximately 2 weeks. Content is provided in the form of videos with daily reminders. The version to be used is an update of the existing app, expected to be complete by May 2027.
  • Active Comparator: Grubl app
    Grubl is a brief, metacognitive therapy based psychoeducative app running over approximately 2 weeks. Content is provided in the form of videos with daily reminders.
  • Placebo Comparator: Placebo app
    The placebo / sham app will have structural elements largely matching Tankevirus and Grubl; providing a programme of approximately 2 weeks. The app will present information on attention control training as a method for reducing problems with anxiety and depression. While attention control training can be effective for this purpose, the app will only provide very brief (a few minutes) of daily attention-demanding miniature games, that are expected to have zero or negligible impact on anxiety or depression. Full details on the placebo arm setup including screenshots etc. will be provided alongside the registered report publication.

Primary Outcome Measure

The difference in GAD-7 score for anxiety symptoms between baseline and post-intervention for participants with mild to moderately severe self-reported problems with anxiety at baseline (GAD-7 score => 5) [ Time Frame: From baseline (first day) until first post-intervention measurement (approximately 2 weeks) ]

Central Contacts

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