Aspirin at arrival

What It Means
The percentage of patients with Acute Myocardial Infarction who received aspirin within 24 hours before or after hospital arrival.

Why It Is Important
Clinical evidence shows that early treatment with aspirin reduces the risk of death from AMI.

Numerator Definition
Patients with AMI who received aspirin within 24 hours before or after hospital arrival

Denominator Definition
Patients with AMI without aspirin contraindications

Denominator Excluded Populations

  • Patients less than 18 years of age
  • Patients who have a Length of Stay >120 days
  • Patients with Comfort Measures Only documented on day of or day after arrival
  • Patients enrolled in clinical trials
  • Patients received as a transfer from an acute care facility where they were an inpatient or outpatient
  • Patients received as a transfer from one distinct unit of the hospital to another distinct unit of the same hospital
  • Patients received as a transfer from the emergency department of another hospital
  • Patients discharged on day of arrival
  • Patients discharged/transferred to another hospital for inpatient care on day of or day after arrival
  • Patients who left against medical advice or discontinued care on day of or day after arrival
  • Patients who expired on day of or day after arrival
  • Patients discharged/transferred to a federal health care facility on day of or day after arrival
  • Patients with one or more of the following aspirin contraindications/reasons for not prescribing aspirin documented in the medical record:
         -   Aspirin allergy
         -   Coumadin/warfarin as pre-arrival medication
         -   Other reasons documented by a physician/advanced practice nurse/physician assistant for not giving aspirin within 24 hours before or after hospital arrival

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