Evaluating the Big Five Intervention in Norway
5 Gode Vaner - En Randomisert Kontrollert Studie
Haukeland University Hospital
410 participants
Sep 10, 2025
INTERVENTIONAL
Conditions
Summary
This randomized controlled trial will evaluate the Norwegian adaptation of the Big Five intervention (Things You Do; TYD) for individuals with self-reported anxiety and/or depressive symptoms. The study will compare the Big Five intervention with a Gratitude intervention and a waitlist control. A total of 410 participants will be recruited online and randomized to one of three groups. Intervention groups will receive a brief module and daily SMS reminders (Monday-Friday for four weeks) encouraging engagement in either the five daily actions or gratitude practices. The primary aim is to replicate findings from the Australian trial by comparing TYD to a waitlist control. A secondary aim is to examine whether TYD yields better outcomes than the active Gratitude control. This study will provide evidence on the effectiveness and cross-cultural applicability of a low-cost, scalable intervention for improving mental health. Data from the study will also be used to evaluate the psychometric properties of the Norwegian translation of the Things You Do-15 instrument (TYD-15).
Eligibility
Inclusion Criteria3
- PHQ or GAD cutoff 5 or above
- Residing in Norway and have a Norwegian national identity number
- years or above
Exclusion Criteria2
- Reporting 2 or higher on PHQ item 9 (suicidality concerns)
- Do not comprehend Norwegian or English
Interventions
The intervention is self-guided and consists of a brief 14-page psychoeducation module that they are introduced to in the beginning of a 4-week intervention period (day 0). The module starts with a general introduction to mental health and Things you do action and how it promotes mental health. The final section presents the five core actions: 1) healthy thinking, 2) meaningful activities, 3) goals and plans, 4) healthy habits, and 5) social connections. Participants are advised to engage in the five daily actions throughout the intervention period. They are also encouraged to fill out a weekly planner and monitor their progress by keeping an overview of the number of daily activities in "My Week".The participants receive the module on a Sunday (Day 0). They receive text reminders Monday to Friday for four weeks, encouraging them to engage in the actions.
The intervention is self-guided and consists of a brief 14-page psychoeducation module that they are introduced to in the beginning of a 4-week intervention period (day 0). The module starts with a general introduction to mental health and Gratitude and how it promotes mental health, followed by a short summary on the benefits of gratitude. The final section introduces practical strategies for cultivating gratitude by focusing on five key gratitude activities: 1) keeping a gratitude journal, 2) expressing gratitude to others, 3) finding gratitude in misfortune or difficult situations, 4) appreciating good things and 5) another perspective. The participants receive the module on a Sunday (Day 0). They receive text reminders Monday to Friday for four weeks, encouraging them to engage in the actions.
Locations(2)
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NCT07151573