Background
Traumatic injury remains the leading cause of preventable morbidity and mortality worldwide, with a large economic burden. One fourth of annual Medicare expenditures result from readmissions, including trauma. The American College of Surgeons Trauma Quality Improvement Program (ACS TQIP) has elevated care for >200 trauma programs worldwide. We use ACS TQIP, which does not include 30-day outcomes featured in the ACS NSQIP, affecting observed readmission rates.