- Conditions
- Suicide
- Interventions
- Implementation package (training and facilitation)
- Behavioral
- Lead sponsor
- Northwestern University
- Other
- Eligibility
- Not listed
- Enrollment
- 1,086 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2029
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
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Showing 25–36
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- Conditions
- Violence, Substance Use, Criminal Behavior
- Interventions
- IntERact
- Behavioral
- Lead sponsor
- University of Michigan
- Other
- Eligibility
- 16 Years to 24 Years
- Enrollment
- 15 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2021
- U.S. locations
- 1
- States / cities
- Flint, Michigan
- Conditions
- Mental Health Disorders, Suicide or Selfinflicted Injury by Firearms and Explosives
- Interventions
- Free safe firearm storage device distribution, Low cost safe firearm storage device
- Behavioral
- Lead sponsor
- Seattle Children's Hospital
- Other
- Eligibility
- Up to 17 Years
- Enrollment
- 255 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2019
- U.S. locations
- 1
- States / cities
- Seattle, Washington
- Conditions
- Gun Violence Prevention, Adolescent Behavior
- Interventions
- Motivational Interviewing and Firearm Safety Training, with Case Management
- Behavioral
- Lead sponsor
- Tulane University
- Other
- Eligibility
- 16 Years to 24 Years
- Enrollment
- 350 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2028
- U.S. locations
- 1
- States / cities
- New Orleans, Louisiana
- Conditions
- Behavior
- Interventions
- Stages of Change, Safety Check approach
- Behavioral
- Lead sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
- NIH
- Eligibility
- 18 Years and older
- Enrollment
- 6,600 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2001 – 2006
- U.S. locations
- 1
- States / cities
- Nashville, Tennessee
- Conditions
- Medical Student Knowledge of Firearm Violence Epidemiology, Medical Student Knowledge About Firearm Safety Procedures, Medical Student-initiated Clinical Firearm Safety Counseling
- Interventions
- Expanded Clinical Firearm Safety Counseling Training
- Behavioral
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 176 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Suicide, Emergencies
- Interventions
- Decision Aid
- Behavioral
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 18 Years to 89 Years
- Enrollment
- 49 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2019
- U.S. locations
- 3
- States / cities
- Aurora, Colorado • Colorado Springs, Colorado • Denver, Colorado
- Conditions
- Suicide, Attempted, Suicide, Completed, Suicide Prevention, Mental Health Training, Rural Health, Veterans
- Interventions
- Virtual Reality Lethal Means Safety Training, 2D Video Training
- Behavioral
- Lead sponsor
- The University of Texas at Arlington
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 36 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026
- U.S. locations
- 1
- States / cities
- Arlington, Texas
- Conditions
- Suicide
- Interventions
- Nudge+
- Behavioral
- Lead sponsor
- Northwestern University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 47,307 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2024
- U.S. locations
- 2
- States / cities
- Aurora, Colorado • Detroit, Michigan
- Conditions
- Intentional Self-Harm by Other Specified Means
- Interventions
- Lethal Means Counseling, Health and Stress Reduction
- Behavioral
- Lead sponsor
- University of Southern Mississippi
- Other
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 232 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2020
- U.S. locations
- 1
- States / cities
- Hattiesburg, Mississippi
- Conditions
- Suicide, Firearm Injury, Overdose
- Interventions
- Not listed
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 18 Years and older
- Enrollment
- 28 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2023
- U.S. locations
- 1
- States / cities
- Aurora, Colorado
- Conditions
- Firearm Injury, Pediatric Emergency Medicine, Suicide and Self-harm, Mental Health Issue
- Interventions
- Lethal means counseling, Provision of Cable-style gun locks
- Behavioral
- Lead sponsor
- Children's Hospital Medical Center, Cincinnati
- Other
- Eligibility
- Not listed
- Enrollment
- 200 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2022
- U.S. locations
- 1
- States / cities
- Cincinnati, Ohio