A facility-level risk-standardised rate of acute, unplanned hospital visits within 7 days of a procedure performed at a hospital outpatient department (HOPD) among Medicare Fee-For-Service (FFS) patients aged 65 years and older.

All-cause, unplanned hospital visits, defined as 1) an inpatient admission directly after the surgery or 2) an unplanned hospital visit (emergency department visit, observation stay, or unplanned inpatient admission) occurring after discharge and within 7 days of the surgical procedure.

Eligible same-day surgeries or cystoscopy procedures with intervention performed at HOPDs for Medicare FFS patients aged 65 years and older.

Surgeries for patients without continuous enrolment in Medicare FFS Parts A and B in the 7 days after the surgery. Surgeries for patients who have an ED visit on the same day but are billed on a separate claim, unless the ED visit has a diagnosis indicative of a complication of care. Surgeries that are billed on the same hospital claim as an ED visit and that occur on the same calendar day, unless the ED visit has a diagnosis indicative of a complication of care. Surgeries that are billed on the same hospital outpatient claim and that occur after the ED visit. Surgeries that are billed on the same outpatient claim as an observation stay.

Age, gender and socioeconomic status.

By hospital and dual eligibility status.

Medicare administrative claims and enrolment data

Hospital Care Compare Website

www.cms.gov/medicare/quality/initiatives/hospital-quality-initiative/hospital-outpatient-quality-reporting-program

p4qm.org/measures/2687