“…8,12 Unfortunately, hospital use of PAC facilities remains highly variable, despite controlling for several patient-, clinical-, and hospital-level factors. 10,[13][14][15][16][17] Equity in discharge to a PAC facility is of critical importance in the trauma population, where individuals are commonly affected during their most productive years of life and where discharge to an inpatient rehabilitation facility (IRF) is associated with improved postinjury functional status, quality of life, and 1-year survival. 2,4,18 The importance of this benefit at the individual and population level is reflected in the Centers for Medicare & Medicaid Services "60% rule," which stipulates that IRFs must have at least 60% of patients with 1 of 13 primary diagnoses, of which 5 are injury-related (spinal cord injury, femur/hip fracture, brain injury, burns, and major multiple trauma).…”