The Happy Friends, Positive Minds cluster randomized controlled trial

Not Applicable

• Conditions: Prevention of excessive co-rumination and related internalizing symptoms and disorders.; Mental and Behavioural Disorders

• Registration Number: ISRCTN54246670
• Lead Sponsor: Rotterdam University of Applied Sciences

Brief Summary

2024 Protocol article in https://pubmed.ncbi.nlm.nih.gov/38212820/ (added 12/01/2024)

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2023-02-24
• Last Update Posted: 22 January 2024
• Study Completion: 2026-07-31

Recruitment & Eligibility

• Status: Ongoing
• Sex: Female
• Target Recruitment: 1000

Inclusion Criteria

To be eligible for inclusion, a participant/girl must meet the following five inclusion criteria:
1. Aged 13 to age 15 years.
2. Visiting a secondary school of Samenwerkingsverband Koers VO.
3. Attending second or third grade of mainstream secondary education in academic year 2023/2024.
4. *Assigned female at birth, being a female transgender or being a nonbinary adolescent.
5. Having a mutual same gender (*assigned female at birth, being a female transgender or being a nonbinary adolescent) good or best friend at the same school.

To be eligible for inclusion, a dyad/girls must meet the following inclusion criterion:
1. At least one of the two girls of one friendship dyad, or both girls, should have a score of at least one standard deviation above the mean co-rumination screening score on the Co-rumination Questionnaire Short (Hankin et al., 2010).

Exclusion Criteria

Exclusion criteria at the school level (to mitigate any risk of difficulties in trial implementation):
1. Not having a headteacher in academic year 2023/2024.
2. Judged as 'inadequate’ during most recent school inspection by the Dutch Inspectorate of Education.
3. Implementing another mindfulness-based intervention in academic year 2023/2024.

Exclusion criteria at the individual girl level:
1. Following an/participating in an individual or group-based mindfulness-based training in academic year 2023/2024.

Study & Design

• Study Type: Interventional
• Study Design: Not specified