CI

At a glance

ClinicalIndex Comparison Record
N/ACompleted· 613 enrolled
Drug / intervention
STAC-Tbehavioral
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT05572398
NCT05572398N/ACompleted
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Translating an In-Person Brief, Bystander Bullying Intervention (STAC) to a Technology-Based - Phase II

Klein Buendel, Inc.·interventional·Posted Oct 7, 2022·Updated Feb 24, 2026

In Brief

A clinical study evaluating STAC-T for Adolescent and 3 related conditions. Completed, enrolled 613 participants across 2 sites.

Detailed Summary

School interventions to reduce bullying can be effective but also require substantial time and resources. Online technologies have the potential to deliver effective bullying interventions to a large number of middle school students for less cost. The feasibility of delivering the effective STAC bullying intervention through a mobile web app will be tested using focus groups with middle school students and development and usability testing and the efficacy of the program will be tested using a randomized controlled trial.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsAdolescent, Bullying, Technology, Mental Health
CountriesUnited States
CollaboratorsNational Institute on Minority Health and Health Disparities (NIMHD), Boise State University, University of Mississippi Medical Center

Timeline

N/ACompletedFinished
2023202420252026
First PostedOct 7, 2022
Enrollment StartMay 26, 2022
Primary CompletionNov 18, 2024
TodayJul 2, 2026
Enrollment to primary: 2.5 yearsPosted 3.7 years ago

Interventions

STAC-Tbehavioral

Middle school participants will complete online modules to learn about anti-bullying techniques and bystander intervention.