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Table 1 Elements to calculate HEART score for chest pain patients at the emergency department

From: The impact of the HEART risk score in the early assessment of patients with acute chest pain: design of a stepped wedge, cluster randomised trial

History Highly suspicious 2
  Moderately suspicious 1
  Slightly or non-suspicious 0
ECG Significant ST-depression 2
Nonspecific repolarization disturbance 1
Normal 0
Age ≥ 65 years 2
>45 – <65 years 1
≤ 45 years 0
Risk factors ≥ 3 risk factors*, or history of atherosclerotic disease^ 2
1 or 2 risk factors 1
No risk factors known 0
Troponin ≥ 3x normal limit 2
>1 - <3x normal limit 1
≤ normal limit 0
Total
Range: 0-10
  1. *Risk factors include: currently treated diabetes mellitus, current or recent smoker, diagnosed and/or treated hypertension, diagnosed hypercholesterolemia, family history of coronary artery disease (CAD) , obesity (body mass index (BMI) >30).
  2. ^History of atherosclerotic disease include: coronary revascularization, myocardial infarction, stroke, or peripheral arterial disease, irrespective of the risk factors for CAD.