Opening of UChicago Medicine’s Level 1 Trauma Center Linked to 4% Drop in Firearm Mortality, Saving 39 Lives per 1,000 Shooting Victims

A 2026 study finds the opening of UChicago's trauma center saved 39 lives per 1,000 shootings by cutting emergency travel times by 10 minutes.

By: AXL Media

Published: Mar 27, 2026, 11:06 AM EDT

Source: Information for this report was sourced from the University of Chicago Medical Center.

The Critical "Golden Hour" in Firearm Trauma

In the world of emergency medicine, the "golden hour"—the window immediately following a traumatic injury—is the difference between life and death. For decades, residents of Chicago’s South Side faced a "trauma desert," often traveling miles past local hospitals to reach expert care. A new study led by Dr. Michael Poulson confirms that the 2018 opening of the University of Chicago Medicine’s Level 1 trauma center has fundamentally altered this landscape. By placing expert surgical care directly within a high-violence corridor, the city has seen a tangible, statistically significant increase in survival rates for gunshot victims.

Mapping 14 Years of Firearm Incidents

To measure the center’s impact, researchers analyzed public data from over 45,000 firearm-related incidents occurring across Chicago between 2010 and 2024. Using advanced mapping tools and statistical modeling, the team compared travel times, distances, and mortality rates in the UChicago Medicine service area against the rest of the city. The results showed that after May 2018, the average time to reach a trauma center for South Side victims dropped by 10 minutes, while the average travel distance decreased by 3.4 miles. These logistical improvements were unique to the South Side and were not mirrored in other parts of Chicago.

Quantifying the Lives Saved

The reduction in travel time translated directly into a 3.9% decrease in the mortality rate for shooting victims in the service area. While 4% may sound modest, Dr. Poulson emphasizes the human scale of the data: for every 1,000 shooting injuries, approximately 39 lives were saved that likely would have been lost prior to the center's opening. This decline is particularly notable because it occurred during a period when the rest of the city was trending toward worse outcomes for firearm-related injuries.