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Anxiety DepressionNCT07151573

Evaluating the Big Five Intervention in Norway

A study testing Big Five and Gratitude in people with Anxiety Depression, run by Haukeland University Hospital at 2 sites in Norway.

Recruiting

Looking for participants now. Contact the study team or a site below to ask about taking part.

Sites and contacts
Official record
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Trial 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. Read more about this study

Who is it for?
Ages 16 years and older
Conditions the study is for
Anxiety Depression
What is being tested?
Big Five and Gratitude
Could I receive a placebo?
No, everyone receives an active treatment
How many people
410 participants
Where
2 sitesNorway
Study dates
10 Sep 2025to 30 Sep 2027
Phase
Interventional
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 16 years and older
  • All sexes
  • No healthy volunteers
  • Child, Adult, Older adult

Who may be able to join

  • PHQ or GAD cutoff 5 or above
  • Residing in Norway and have a Norwegian national identity number
  • 16 years or above

Who cannot join

  • Reporting 2 or higher on PHQ item 9 (suicidality concerns)
  • Do not comprehend Norwegian or English

Trial locations and contacts

2 sites in 1 country. Contact the study team or a site near you to ask about taking part.

Tine Nordgreen, Professor contact

Norway2 sites, 2 recruiting
  • Research centre for digital mental health services

    Bergen, Vestland, 5009

    Not yet recruiting
  • Research Centre For Digital Mental Health Services - Haukeland University Hospital

    Bergen, 5009

    Smiti Kahlon, PhD, +47 98866640

    Smiti Kahlon, PhD

    Recruiting

Other trials in Norway

About this study

Official title: 5 Gode Vaner - En Randomisert Kontrollert Studie

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).

Read the detailed description

Researchers in Australia have identified five central daily actions that are associated with mental health and may account for 37 % of the variance in anxiety and depressive symptoms: Healthy thinking, Meaningful Activities, Goals and Plans, Healthy Habits, and Social Connections. Conducting these actions more than three to four times a week may improve symptoms of anxiety and depression. Aim: The current study aims to replicate the findings from the Australian developers by adapting the intervention to a Norwegian context in a randomized controlled trial.

Being tested
Big Five, Gratitude
Keywords
Anxiety, Internet interventions, Big Five, DIgital Mental Health Intervention, Preventive interventions
Medical subject headings
Anxiety Disorders

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Big FiveOther

    Also called TYD

    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.

  • GratitudeOther

    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.

Study groups in NCT07151573
Study groupRoleWhat they receive
Big FiveExperimentalNot described
Receives: Other: Big Five
GratitudeActive comparatorNot described
Receives: Other: Gratitude
WaitlistNo interventionWaitlist during the intervention period, and receive Big Five on week 5.

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Generalized Anxiety Disorder- 7

    the scale measures measure anxiety symptoms over the last two weeks. The questionnaire consists of seven items on a 4-point Likert Scale ranging from 0 (Not at all) to 3 (Nearly every day), giving a minimum score of 0 and maximum 21. Higher scores indicate more anxiety symptoms.

    Measured: At Screening

  2. Patient Health Questionnaire - 2

    The scale measures depressive symptoms symptoms over the last two weeks. The questionnaire consists of two items on a 4-point Likert Scale ranging from 0 (Not at all) to 3 (Nearly every day), giving a minimum score of 0 and maxiumum 6. Higher scores indicate more depressive symptoms.

    Measured: At pre, day 8, day 15, day 22, post, follow-up 3, 6, and 12 months

  3. Patient Health Questionnaire - 9

    The scale measures depressive symptoms symptoms over the last two weeks. The questionnaire consists of nineitems on a 4-point Likert Scale ranging from 0 (Not at all) to 3 (Nearly every day), giving a minimum score of 0 and maximum 27. Higher scores indicate more depressive symptoms.

    Measured: At screening

  4. Generalized Anxiety Disorder - 2

    The scale measures anxiety symptoms symptoms over the last two weeks. The questionnaire consists of two items on a 4-point Likert Scale ranging from 0 (Not at all) to 3 (Nearly every day), giving a minimum score of 0 and maxiumum 6. Higher scores indicate more anxiety symptoms.

    Measured: At pre, day 8, day 15, day 22, post, follow-up 3, 6, and 12 months

Secondary outcomes (1)
  1. Satisfaction With Life Scale

    The scale measure subjective well-being and life satisfaction. The questionnaire consists of five items on a 7-point Likert scale ranging from 1 (Strongly disagree) to 7 (Strongly agree), giving a minimum sum score of 5 and maximum 35. Higher scores indicate greater life satisfaction.

    Measured: From pre, peri intervention, post, and follow-up 3, 6 and 12 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted3 Sep 2025
  2. Study start10 Sep 2025
  3. Primary completion30 Jun 2026 (estimated)
  4. Study completion30 Sep 2027 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Model description
Three-armed randomized controlled study
Masking
Single blind
Who is masked
Investigator
Enrolment
410 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT07151573
Sponsor's protocol ID
911669
Status last verified
Aug 2025
First submitted
22 Aug 2025
Last updated
1 Oct 2025
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Yes

Questions about this trial

What is this clinical trial studying?

A study testing Big Five and Gratitude in people with Anxiety Depression, run by Haukeland University Hospital at 2 sites in Norway.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 2 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: looking for participants now, as of the sponsor's last update on 1 Oct 2025. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in Norway. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

Contact Smiti Kahlon, PhD (+4798866640, smiti.kahlon@helse-bergen.no), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Generalized Anxiety Disorder- 7 (time frame: At Screening). The study lists 4 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 1 Oct 2025.

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