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The HEART score — based on History, Electrocardiogram, Age, Risk factors, and Troponin level — provides risk stratification and disposition recommendations (inpatient admission, observation, or discharge) for emergency department (ED) patients presenting with chest pain. It has been externally validated and is used by some hospitals as part of their risk-stratification algorithms. However, its effect on use of healthcare resources is not known.
In a Dutch study, nine EDs switched from usual care to use of the HEART score in random order. Discharged patients were followed up with troponin testing the same or next day. The primary outcome was incidence of major adverse cardiac events (MACE) within 6 weeks. Adherence with the score's recommenda…