Evaluation of Universal Prevention Curriculum for Schools in Peru

Study Overview
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Brief Summary
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This randomized controlled trial was conducted to evaluate a universal prevention curriculum (UPC) training for Peruvian school administrators and teachers to reduce substance use among students. Twenty-eight schools were randomly assigned to intervention and control conditions (14 per condition). Substance use outcomes were assessed with repeated cross-sectional samples of students in 2018 and 2019. Multi-level analyses were conducted to assess intervention effects on students' substance use and related problems.

Detailed Description
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This randomized controlled trial was conducted to evaluate a universal prevention curriculum (UPC) training for Peruvian school administrators and teachers to reduce substance use among students. Twenty-eight schools were randomly assigned to intervention and control conditions (14 per condition). Prevention leadership action teams were formed at intervention schools to implement evidence-based school policies and positive school climate activities, and a classroom substance use prevention curriculum. Substance use outcomes were assessed with repeated cross-sectional samples of students in 2018 and 2019. Multi-level analyses were conducted to assess intervention effects on students' substance use and related problems.

Official Title
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Evaluation of Universal Prevention Curriculum for Schools in Peru

Conditions
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Substance Use

Intervention / Treatment
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* Other: Universal Prevention Curriculum Training for Schools


Participation Criteria
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Eligibility Criteria
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Inclusion Criteria: Students in participating schools aged 11 to 19 Exclusion Criteria: Not attending participating schools

Ages Eligible for Study
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Minimum Age: 11 Years
Maximum Age: 19 Years

Sexes Eligible for Study
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All

Accepts Healthy Volunteers
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Accepts Healthy Volunteers

Study Plan
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How is the study designed?
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Design Details

Primary Purpose: Prevention
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: None (Open Label)


Arms and Interventions

| Participant Group/Arm | Intervention/Treatment |
| --- | --- |
| Experimental: Intervention<br>Received UPC training, school policy and climate interventions, and Unplugged prevention program | Other: Universal Prevention Curriculum Training for Schools<br>* School administrators and teachers participated in UPC training and formed prevention leadership action teams<br>|
| No Intervention: Control<br>Only implemented Unplugged prevention program | |

What is the study measuring?
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Primary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| Cigarette smoking | Smoking cigarettes | 1 year | 
| Alcohol use | Drinking alcoholic beverages | 1 year | 
| Heavy drinking | Five or more consecutive alcoholic drinks | 1 year | 
| Marijuana use | Marijuana use | 1 year | 
| Other drug use | Use of inhalants, cocaine, PCB, hallucinogens | 1 year | 
| Problems | Problems related to substance use | 1 year | 
| Friends' substance use | Friends' use of tobacco, alcohol, marijuana and other drugs | 1 year | 
| Awareness of school policies | Awareness of school tobacco and alcohol policies | 1 year | 
| School bonding | School bonding | 1 year |