A Hybrid Effectiveness-Implementation Trial of a School-Based Teen Marijuana Checkup
TMCU5
1 other identifier
interventional
264
1 country
1
Brief Summary
A hybrid effectiveness-implementation trial that is designed to assess the effectiveness of an intervention (The Teen Marijuana Check-Up) when delivered in real world settings. In addition, the study will assess the frequency of coaching support needed by providers to maintain adherent skill levels.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for not_applicable
Started May 2016
Longer than P75 for not_applicable
1 active site
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
May 15, 2016
CompletedFirst Submitted
Initial submission to the registry
March 20, 2017
CompletedFirst Posted
Study publicly available on registry
April 13, 2017
CompletedPrimary Completion
Last participant's last visit for primary outcome
July 1, 2020
CompletedStudy Completion
Last participant's last visit for all outcomes
February 28, 2023
CompletedMay 15, 2023
May 1, 2023
4.1 years
March 20, 2017
May 11, 2023
Conditions
Keywords
Outcome Measures
Primary Outcomes (2)
Student Participants: Change in Number of Marijuana Use Days
self-reported, retrospective number of marijuana use days in the past 60.
baseline, 3, and 6 month follow-up
School Based Interventionists - change in behavioral fidelity
Adherent MITI score.
within two weeks before training, 2 week, 6, 12, 18, and 24 month follow-up post training
Secondary Outcomes (2)
School Based Interventionists - implementation acceptability
within two weeks before training, 2 week, 6, 12, 18, and 24 month follow-up post training
Student Participants - change in marijuana related problems
baseline, 3, and 6 month follow-up
Study Arms (6)
Student Participants: Teen Marijuana Check Up
EXPERIMENTAL2 Session Motivational Enhancement Therapy intervention for adolescents who use marijuana.
Student Participants: Treatment As Usual
OTHERStudents will receive referrals to local agencies and other resources as typically done by school based staff. At the end of research follow-up period, students in this condition will be eligible to receive the active intervention.
Interventionist Participants: Gold Standard Coaching
EXPERIMENTALInterventionists will receive weekly coaching and feedback about sessions and skills from the project PI.
Interventionist Participants: As Needed Coaching
ACTIVE COMPARATORInterventionists will receive coaching and feedback about sessions and skills from the project PI only when sessions fall below adherent skill levels.
Administrator Participants: Environment
NO INTERVENTIONSchool Administrators will provide data about the school environment.
School Staff Participants: Environment
NO INTERVENTIONStaff will provide data about the school environment
Interventions
Two session Motivational Enhancement Therapy intervention. The first MET session relies on the use of motivational interviewing skills to hear the student's history and current concerns with marijuana. The second session involves the provision of a personalized feedback report based on the student's baseline assessment that reviews normative feedback on marijuana use, consequences experienced, money spent on marijuana, other drug and alcohol use, social supports for quitting and life goals.
Weekly coaching and feedback about adherence to Motivational Interviewing Skills and intervention delivery in a group setting.
As needed coaching and feedback about adherence to Motivational Interviewing Skills and intervention delivery in an individual setting.
Eligibility Criteria
You may qualify if:
- age 21 and older
- in an administrative role at one of the 10 participating high schools.
You may not qualify if:
- none
- Group 2: School Staff- Climate Survey Respondents.
- age 21 and older
- in a staff position at one of the 10 participating high schools.
- none
- Group 3: School Based Staff - Interventionists.
- willing to participate in TMCU implementation procedures (i.e., randomization to coaching group, training, supervision and feedback, monitored performance via audio-recorded sessions),
- willing to share some personal demographic data,
- permission from supervisor,
- a two -year commitment and availability to participate in the project, and
- willingness to have sessions audio-recorded for feedback.
- plan to leave the school within the next year or,
- have an extended absence (e.g., 3 month parental leave, semester sabbatical) planned.
- Group 4: Marijuana Using Students.
- age (14-21 years old),
- +6 more criteria
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (1)
University of Washington Innovative Programs Research Group
Seattle, Washington, 98105, United States
Related Publications (1)
Hartzler B, Lyon AR, Walker DD, Matthews L, King KM, McCollister KE. Implementing the teen marijuana check-up in schools-a study protocol. Implement Sci. 2017 Aug 10;12(1):103. doi: 10.1186/s13012-017-0633-5.
PMID: 28797270DERIVED
MeSH Terms
Conditions
Interventions
Condition Hierarchy (Ancestors)
Study Officials
- PRINCIPAL INVESTIGATOR
Bryan Hartzler, PhD
University of Washington
- PRINCIPAL INVESTIGATOR
Denise Walker, PhD
University of Washington
Study Design
- Study Type
- interventional
- Phase
- not applicable
- Allocation
- RANDOMIZED
- Masking
- NONE
- Purpose
- TREATMENT
- Intervention Model
- PARALLEL
- Sponsor Type
- OTHER
- Responsible Party
- PRINCIPAL INVESTIGATOR
- PI Title
- Research Associate Professor
Study Record Dates
First Submitted
March 20, 2017
First Posted
April 13, 2017
Study Start
May 15, 2016
Primary Completion
July 1, 2020
Study Completion
February 28, 2023
Last Updated
May 15, 2023
Record last verified: 2023-05
Data Sharing
- IPD Sharing
- Will not share