Measure Source

Centers for Medicare and Medicaid Services (CMS), Health Care Quality Improvement Program Quality Indicator.

Tables

1.38a Percent of Medicare AMI patients administered aspirin within 24 hours of admission, United States, 2002 and 2003.

1.38b Percent of Medicare AMI patients administered aspirin within 24 hours of admission, by State, 2002 and 2003.

1.38c Percent of AMI patients administered aspirin within 24 hours of admission, by State, 2004.

Data Source

CMS, Medicare Quality Improvement Organization Program.

CMS, Hospital Compare.

Denominator

Medicare hospital discharges with a principal diagnosis of acute myocardial infarction (AMI) without aspirin contraindication.

Numerator

Subset of AMI denominator patients who received aspirin within 24 hours before or after hospital arrival.

Comments

ICD-9-CM codes for AMI include 410.01, 410.11, 410.21, 410.31, 410.41, 410.51, 410.61, 410.71, 410.81, and 410.91. The measure criteria exclude patients under age 18, patients transferred to another acute care or Federal hospital on day of arrival, transfers from other acute care hospitals, patients discharged, patients who expired or left against medical advice on day of arrival, and patients with certain aspirin contraindications. Further information on this and other heart disease measures is available at http://www.cms.hhs.gov/QualityInitiativesGenInfo/.

In the 2004 table, the State average percent was pre-calculated and supplied as part of the Hospital Compare database.