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Evaluation of California's Armed and Prohibited Persons System

NCT02318732 · Status: ACTIVE_NOT_RECRUITING · Phase: NA · Type: INTERVENTIONAL · Enrollment: 20000

Last updated 2026-02-18

No results posted yet for this study

Summary

This study evaluates exposure to California's Armed and Prohibited Persons System (APPS) and risk of future violence and other important outcome events among individuals who legally purchased firearms in the past but have since become prohibited from owning them. The main hypothesis is that APPS will be associated with a significant reduction in risk for future violence among individuals who are directly affected.

Conditions

  • Violence

Interventions

BEHAVIORAL

APPS intervention

Contact with and recovery of firearms from individuals who are prohibited from possessing them

Sponsors & Collaborators

  • Rutgers University

    collaborator OTHER

  • Stanford University

    collaborator OTHER

  • Northeastern University

    collaborator OTHER

  • University of California, Davis

    lead OTHER

Principal Investigators

  • Garen J Wintemute, MD, MPH · University of California, Davis

Study Design

Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
NONE
Model
PARALLEL

Eligibility

Min Age
18 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2015-02-28
Primary Completion
2026-06-21
Completion
2026-06-21

Countries

  • United States

Study Locations

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Entities

Companies

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT02318732 on ClinicalTrials.gov