30-Day Acute Myocardial Infarction in-Hospital Mortality
Identifying Attributes
Care Settings
Country
Publishing Organisation
Type of Quality Indicator
IOM Quality Dimension
Domain
Defining Attributes
Definition
This indicator calculates the risk-adjusted rate of all-cause in-hospital deaths occurring within 30 days of first admission with a diagnosis of acute myocardial infarction (AMI).
Numerator
Number of deaths from all causes occurring in hospital within 30 days of admission for AMI.
Denominator
Total number of first AMI episodes in an 11-month period.
Exclusions
• Records with an invalid health card number • Records with an invalid code for province issuing health card number • Records with an invalid admission date • Records with admission category of cadaveric donor or stillbirth (Admission Category Code = R or S) • Records with a status of dead on arrival • 2018–2019 data onward: Episodes with medical assistance in dying (MAID) (Discharge Disposition Code = 73) • AMI episodes with length of stay less than 24 hours and patients alive at end of episodes • Subsequent AMI episodes in the 11-month period (only the first AMI episode for a patient is included)
Use of Risk Adjustment
Risk Adjustments
See detailed specifications for risk adjustment: www.cihi.ca/sites/default/files/document/model-specifications.pdf
Stratifications
By reporting level: National, Province/Territory, Region, Neighbourhood Income Quintile.
Data Attributes
Type of Data Collection
Data Collection Methods
Discharge Abstract Database (DAD), Human Metabolome Database (HMBD), National Ambulatory Care Reporting System (NACRS)
Frequency of Data Collection
Frequency of Data Collection in Days
Reporting Methods
Available online at: www.cihi.ca/en/health-indicators-e-publication