A Phase 1/2 interventional study of L2B and L2B + App in Conduct Disorder and Oppositional Defiant Disorder, sponsored by University of Minnesota. Recruiting at 1 site in United States. Open to participants aged 13 Years to 17 Years. Per ClinicalTrials.gov, last updated 2026-04-13.
Sponsored by University of Minnesota · Phase 1/2, Interventional, and Prevention
This study involves a 3-arm randomized controlled trial designed to investigate the feasibility and acceptability of three preventive interventions designed to reduce risk for escalations in adolescent conduct problems. High school students identified to be at risk for conduct problems will be randomly assigned to one of three intervention options, including a mindfulness-based program, a mindfulness-based program augmented by a new mobile app, and a life skills program. Assessments related to intervention outcomes will be completed by adolescents, parents/guardians, and teachers at baseline, 2 weeks post-intervention, and at a 3-month follow-up.
101 studies on the registry are indexed under Conduct Disorder; 15 are open to participants now.
This study's planned enrollment of 120 is close to the median of 124 across 80 interventional studies indexed under Conduct Disorder.
Browse Conduct Disorder studies →University of Minnesota is the lead sponsor of 1,216 studies on the registry; 197 are open to participants now.
Of its 136 completed or terminated interventional studies of FDA-regulated products, 95 (70%) have results posted.
Counted across the registry records on this site, refreshed daily.
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Exclusion Criteria:
randomized to the Learning to Breathe (L2B) mindfulness intervention
Behavioral: L2B
randomized to the Learning to Breathe plus App condition
Behavioral: L2B + App
randomized to Skills for Success
Behavioral: skills for success
a 6-session, group-based intervention that helps youth develop mindfulness skills
the Learning to Breathe plus App condition, the 6-session L2B intervention augmented by a mobile application designed to support the use of mindfulness skills in daily life
a 6-session life skills intervention designed to support decision making and healthy relationships
Add Health Self-Report of Delinquency
A rating scale used to evaluate the number of times in the past month adolescents have committed 17 different antisocial acts. A rating scale used to evaluate the number of times in the past month adolescents have committed 17 different antisocial acts. Scores range from 0 to 17, with higher scores reflecting greater engagement in delinquent behaviors.
Time frame: Baseline; up to 15 weeks; through study completion, approximately 6 months
Behavioral Rating Inventory of Executive Functioning - Second Edition Screening Form
A 12-item rating scale that evaluates executive functioning A 12-item rating scale that evaluates executive functioning. Scores are reported as T-scores, with higher scores reflecting greater levels of executive functioning difficulties.
Time frame: Baseline; up to 15 weeks; through study completion, approximately 6 months
Started Mar 2025 (actual). Primary completion is estimated for Feb 2027, 23 months after the start.
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