Table 2 Application of RE-AIM framework to trial outcomes. Our primary outcome measure is italicized

Reach

Absolute number, proportion, and representativeness of individuals who are willing to enroll in the trial

▪ Rate of response (# responded/# invited)

▪ Demographics of responders v. eligible

▪ Staffing organization information

▪ Participant surveys

▪ Staffing organization

▪ Physician

Effectiveness

Impact of the intervention on behavioral and patient-centered outcomes

▪ Under-triage (1- proportion of severely injured patients transferred to a trauma center)

▪ Over-triage (proportion of patients transferred with minor injuries)

▪ 30-day mortality and readmissions (composite)

▪ Functional dependence (proportion of patients with 90-day pre-admission location at home with discharge to rehab or SNF)

▪ Medicare FFS and Advantage Professional, Outpatient, and Inpatient claims

▪ AHA and TIEP databases

▪ Physician

▪ Patient

Adoption

Absolute number, proportion, and representativeness of settings

▪ Number, proportion, and characteristics of hospitals staffed by trial physicians v. acute care non-trauma centers

▪ Participant surveys

▪ Medicare claims

▪ AHA and TIEP databases

▪ Organizational

Implementation

Participant’s use of intervention and the costs required

▪ Completion rate (# who completed study tasks/# enrolled)

▪ Unit cost/physician

▪ Participant surveys

▪ Applications

▪ Project progress reports

▪ Physician

Maintenance

Extent to which use of the intervention occurs ≥ 6 months*

N/A

N/A

▪ Physician