Abdominal Aortic Aneurysm (AAA) Repair Mortality Rate

Identifying Attributes

Care Settings
Hospital Care
Country
United States of America
Publishing Organisation
Agency for Healthcare Research and Quality (AHRQ): Inpatient Quality Indicators
Type of Quality Indicator
Outcome
IOM Quality Dimension
Safety
Domain
Mortality

Defining Attributes

Definition

In-hospital deaths per 1,000 discharges with abdominal aortic aneurysm (AAA) repair, ages 18 years and older. Includes metrics for discharges grouped based on AAA rupture status and repair type. Excludes transfers to another hospital, and obstetric discharges.

Numerator

Number of deaths (DISP=20) among discharges meeting the inclusion and exclusion rules for the denominator.

Denominator

Discharges, for patients ages 18 years and older, with any of the following: • any listed ICD-10-CM diagnosis code for ruptured AAA (PRAAARD* ) and any listed ICD-10-PCS procedure code for open AAA repair (PRAAARP* ); or • any listed ICD-10-CM diagnosis code for ruptured AAA (PRAAARD* ) and any listed ICD-10-PCS procedure codes for endovascular AAA repair (PRAAA2P* ); or • any listed ICD-10-CM diagnosis code for unruptured AAA (PRAAA2D* ) and any listed ICD-10-PCS procedure codes for open AAA repair (PRAAARP* ); or • any listed ICD-10-CM diagnosis code for unruptured AAA (PRAAA2D* ) and any listed ICD-10-PCS procedure codes for endovascular AAA repair (PRAAA2P* )

Exclusions

Exclude discharges: • transferring to another short-term hospital (DISP=2) • with a principal ICD-10-CM diagnosis code assigned to MDC 14 Pregnancy, Childbirth & the Puerperium (Appendix B: MDC14PRINDX) • with a principal ICD-10-CM diagnosis code assigned to MDC 15 Newborns & Other Neonates with Conditions Originating in Perinatal Period (Appendix B: MDC15PRINDX) • with an ungroupable DRG (DRG=999) • with missing discharge disposition (DISP=missing), gender (SEX=missing), age (AGE=missing), quarter (DQTR=missing), year (YEAR=missing) or principal diagnosis (DX1=missing) • with missing MDC (MDC=missing) when user indicates that MDC is provided

Use of Risk Adjustment
Yes
Risk Adjustments

By sex, age, severity of illness and comorbidities.

Stratifications

The indicator is stratified into four groups by 1) type of AAA repair (open vs. endovascular) and 2) AAA rupture status.

Data Attributes

Type of Data Collection
Administrative data
Data Collection Methods

Uses patient data found in a typical hospital discharge abstract or data set

Frequency of Data Collection
Annually
Frequency of Data Collection in Days
365
Reporting Methods

Nationwide comparative rates reported by AHRQ and some individual/hospital rates reported on state health websites.

Reporting Frequency
Annually
Reporting Frequency in Days
365
Indicator Has Recommended Targets
No

Source and Reference Attributes

Link to Measurement Tools
Quality Indicator Confirmed to be Part of a Program Used to Monitor Quality and Safety of Care Among Older People at a Population-Level between 2012-2022
Yes
Assessed by the Australian Consortium for Aged Care Collaborators as Generally Containing Good Properties (Importance and Scientific Acceptability)
No
Australian Consortium for Aged Care Endorsed
No
Identified by PHARMA-Care Project
No
Upload Date
23 July 2025