- Conditions
- PTSD, Firearm Injury, Suicide Prevention, Firearm Safety
- Interventions
- Project Safe Guard - Trauma, Project Safe Guard
- Behavioral
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 168 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2028
- U.S. locations
- 1
- States / cities
- Aurora, Colorado
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Showing 25–46
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- Conditions
- Firearm Safety, Suicide, Firearm Injury
- Interventions
- Adapted S.A.F.E. Firearm, Implementation bundle
- Behavioral
- Lead sponsor
- University of Pennsylvania
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 7,200 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2028
- U.S. locations
- 2
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Safety Issues, Injuries, Firearm Injury
- Interventions
- firearms safety, nutrition
- Behavioral
- Lead sponsor
- University of Alabama at Birmingham
- Other
- Eligibility
- 10 Years to 12 Years
- Enrollment
- 163 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2024
- U.S. locations
- 1
- States / cities
- Birmingham, Alabama
- Conditions
- Suicide, Accidental Injuries, Firearm Injury
- Interventions
- MI FSN - Lethal Means Reduction, Scripted FSN - Lethal Means Reduction, General Firearm Safety Intervention - General Firearm Safety, General Firearm Comparison - General Firearm Safety
- Behavioral
- Lead sponsor
- University of Michigan
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 58 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2025
- U.S. locations
- 1
- States / cities
- Kotzebue, Alaska
- Conditions
- Suicidal and Self-injurious Behavior
- Interventions
- Safety Study Lethal Means Counseling
- Behavioral
- Lead sponsor
- Northeastern University
- Other
- Eligibility
- 10 Years to 17 Years
- Enrollment
- 575 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2019
- U.S. locations
- 8
- States / cities
- Colorado Springs, Colorado • Fort Collins, Colorado • Loveland, Colorado + 2 more
- Conditions
- Suicide, Firearm Injury, Overdose
- Interventions
- household safety intervention
- Behavioral
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 18 Years to 100 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2025
- U.S. locations
- 1
- States / cities
- Aurora, Colorado
- Conditions
- Lethal Means Safety, Brief Intervention, Concern Significant Others
- Interventions
- The Family Firearms Secure storage Training (FFAST) Intervention, Health and Stress Counseling
- Behavioral
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 176 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026 – 2030
- U.S. locations
- 1
- States / cities
- Aurora, Colorado
- Conditions
- Firearm Injury
- Interventions
- 30-second BeSMART video, 3-minute BeSMART video
- Behavioral
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 30 Days to 17 Years
- Enrollment
- 407 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2022
- U.S. locations
- 1
- States / cities
- Aurora, Colorado
- 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
- Violence in Adolescence
- Interventions
- Bridging the Gap (BTG)
- Behavioral
- Lead sponsor
- Virginia Commonwealth University
- Other
- Eligibility
- 10 Years to 17 Years
- Enrollment
- 300 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2026
- U.S. locations
- 1
- States / cities
- Richmond, Virginia
- Conditions
- Violence
- Interventions
- School safety tactics and policies
- Other
- Lead sponsor
- Columbia University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 648 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- New York, New York
- 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
- Conditions
- Safety
- Interventions
- Family Safety Check-In, AAP Resource
- Behavioral
- Lead sponsor
- Seattle Children's Hospital
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 548 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026 – 2030
- U.S. locations
- 1
- States / cities
- Seattle, Washington
- Conditions
- Injury, Training
- Interventions
- Education
- Other
- Lead sponsor
- Ann & Robert H Lurie Children's Hospital of Chicago
- Other
- Eligibility
- Not listed
- Enrollment
- 92 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2007 – 2008
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- Firearm Injury, Safety Issues
- Interventions
- Safe Storage Intervention, Safe Kids Medication
- Behavioral
- Lead sponsor
- Vanderbilt University Medical Center
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 400 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2026
- U.S. locations
- 2
- States / cities
- Aurora, Colorado • Nashville, Tennessee