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Trauma Recidivism Following Implementation of a Hospital-Linked Community-Based Violence Program
Ayla T Nguyen1, Alexander Gerken1, Joan Joshy1
1Department of Surgery, University of Missouri-Kansas City School of Medicine, Kansas City, Missouri; Department of Surgery, University Health Truman Medical Center, Kansas City, Missouri.
The Journal of Surgical Research
|August 8, 2026
Summary
The Aim4Peace (A4P) program significantly reduced trauma recidivism in an urban trauma center. This hospital-linked violence prevention initiative lowered both 3-year and 8-year rates of repeat violent injury.
Area of Science:
- Public Health
- Trauma Surgery
- Violence Prevention
Background:
- The Aim4Peace (A4P) program is a community-based initiative linked to hospitals, designed to decrease violent crime.
- Trauma recidivism rates were assessed before and after A4P implementation at an urban trauma center.
Purpose of the Study:
- To evaluate the effectiveness of the Aim4Peace (A4P) program in reducing trauma recidivism.
- To compare violence-related injury recurrence rates pre- and post-A4P implementation.
Main Methods:
- Retrospective analysis of patients with penetrating injuries from intentional violence at a Level 1 trauma center.
- Comparison of 3-year and 8-year recidivism rates between pre-intervention (2006-2007) and post-intervention (2016-2017, 2021-2023) cohorts.
- Multivariate logistic regression adjusting for age, sex, and race.
Main Results:
- The study included 1346 patients.
- A significant reduction in 3-year recidivism (OR 0.34, P < 0.001) and 8-year recidivism (OR 0.35, P < 0.001) was observed post-A4P implementation.
- These findings remained significant after adjusting for demographic factors.
Conclusions:
- The Aim4Peace (A4P) program implementation was associated with significantly lower trauma recidivism rates.
- Hospital-linked community violence prevention programs can effectively reduce repeat violent injuries.
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