Hospital-standardized-mortality-ratio - Health Quality Ontario (HQO)

INDICATOR NAME

Name

Hospital Standardized Mortality Ratio (HSMR) (Retired)

Alternate Name

Hospital Standardized Mortality Ratio (HSMR)

INDICATOR DESCRIPTION

Description

HSMR is a ratio of the actual number of in-hospital deaths in a region or hospital to the number that would have been expected based on the types of patients a region or hospital treats.

HQO Reporting tool/product

On-Line Public Reporting

Dimension

Effective, Safe

Type

Outcome

DEFINITION AND SOURCE INFORMATION

Unit of Measurement

Ratio

Calculation Methods

Logistic regression

Numerator (short description i.e. not inclusions/exclusions)

Observed deaths, or actual number of in-hospital deaths that occurred in a hospital or region

Denominator (short description i.e. not inclusions/exclusions)

Expected deaths, or number of deaths that would have occurred in a hospital or region had the mortality of these patients been the same as the mortality of similar patients across the country, based on the reference year (FY2012-2013)

Adjustment (risk, age/sex standardization)- generalized

Risk adjusted

Data Source

Discharge Abstract Database (DAD)

Data provided to HQO by

Canadian Institute for Health Information (CIHI)

OTHER RELEVANT INFORMATION

Caveats and Limitations

Not applicable

Comments Summary

This indicator is retired from HQO Online reporting based on Patient Safety Indicator Review occurred in 2016. The indicator is reported at CIHI.