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A transdiagnostic mental health intervention for adolescents in the Norwegian school health services

Optimizing a transdiagnostic mental health intervention for adolescents: a randomized controlled trial of Kort in Norwegian school health services

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN13757428
Enrollment
400
Registered
2024-10-04
Start date
2024-11-21
Completion date
Unknown
Last updated
2026-06-22

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Prevention of mental health problems and promotion of well-being in adolescents aged 12-18 years who consult with a school nurse due to emotional challenges Mental and Behavioural Disorders

Interventions

The Kort intervention targets emotion regulation in adolescents and is tailored to be delivered by school nurses in the Norwegian school health setting. Kort consists of five treatment elements, two o

Sponsors

Centre for Child and Adolescent Mental Health, Eastern and Southern Norway
Lead Sponsor
Norwegian Institute for Public Health
Collaborator
Fremsam
Collaborator

Eligibility

Sex/Gender
All
Age
12 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Adolescents (12-18 years) who seek help from a school nurse due to challenges with emotions, thoughts, feelings, or stress 2. School nurses, or other health professionals (20-80 years) who work in the lower or upper secondary school health services, and who routinely have consultations with adolescents

Exclusion criteria

Exclusion criteria: 1. Adolescents who consult with school nurses due to concerns about somatic problems 2. Adolescents who have clinical level mental disorders warranting specialized mental health care 3. Health nurses who are not currently employed in a upper or lower school health service (e.g., works at a community health centre for youth)

Design outcomes

Primary

MeasureTime frame
Adolescents: Adolescents receive digital questionnaires every day during the trial period (71 days). They receive a baseline questionnaire on day 1 (T1), questionnaires measuring proximal outcomes of target intervention elements after the first and second session with the school nurse (T2 and T3, respectively, and a post-questionnaire after the intervention period (T4). In addition, adolescents receive daily diary questionnaires (DD) and weekend questionnaires (WW). The outcomes and measures are as follows: 1. Mental Health literacy is measured using a self-developed questionnaire at T1, T2, T3, and T4 2. Emotion regulation (trait) is measured by the Difficulties in emotion regulation scale short form (DERS-SF) at T1, T3, and T4 3. Emotion regulation (state) is measured using a daily self-developed questionnaire (DD) 4. Emotions and emotional intensity are measured using Positive and Negative Affect Schedule (PANAS-SF), daily (DD) 5. Mindfulness is measured using the Five Facet Mindfulness Questionnaire (FFMQ-15) and the the Mindful Attention Awareness Scale (MAAS) at T1, T2, T3, and T4 6. Disordered thinking/cognitive fusion is measured using the Cognitive Fusion Questionnaire (CFQ) at T1 and T4 7. Internalizing and externalizing symptoms are measured using Behavior and Feelings Survey (BFS) at T1 and T4 8. Well-being is measured using the Short Warwick-Edinburgh Mental Wellbeing Scale (SWEMWBS) at T1 and T4 9. Functional impairment is measured using a self-developed questionnaire at T1 and T4 10. Loneliness is measured by the Three-item loneliness scale (T-ILS) at T1 and T4 11. General mental Health is measured by the Behaviors and Feelings Scale (BFS) at WW 12. Avoidance is measured by Child Avoidance Measure–Self Report (CAMS) at T1, T4 and DD 13. Working alliance is measured by the Working Alliance Inventory short revised (WAI-SR) at T2, T3, and T4 School nurses: School nurses fill out digital questionnaires about each adolescent after each session. The ques

Secondary

MeasureTime frame
1. Self-compassion is measured by Self-compassion scale youth version (SCS-Y) at T1, T4 and DD 2. Sleep is measured by a single self-developed item at T1 and T4 3. Friendships is measured by a self-developed questionnaire at T1 and T4 4. School attendance and alcohol consumption is measured by a self-developed questionnaire at T1 and T4

Countries

Norway

Contacts

Public ContactInga Brenne
inga.brenne@fremsam.no+47 41585469

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Jun 27, 2026