Age 18 and older * Excludes in-hospital hip fractures * Excludes cases with no hip fracture surgery following a hip fracture in the same year * Includes patients discharged from ED 24 hours or less prior to the inpatient admission

The number of hours the patient waited, from the time of first inpatient admission with a hip fracture (index admission) to the time the patient received hip fracture repair surgery

No Exceptions