Psychometric validation of a patient-reported experience measure for older adults attending the emergency department: the PREM-ED 65 study.

Introduction: Optimising emergency department (ED) patient experience is vital to ensure care quality. However, there are few validated instruments to measure the experiences of specific patient groups, including older adults. We previously developed a draft 82-item Patient Reported Experience Measure (PREM-ED 65) for adults ≥65 attending the ED.