Table 1

The original HEART score for patients with chest pain

HistoryHighly suspicious for ACS2 points
Moderately suspicious1 point
Slightly or not suspicious0 points
ECGSignificant ST-depression2 points
Non-specific changes*1 point
Normal0 points
Age≥65 years2 points
46–64 years1 point
≤45 years0 points
Risk factors†≥3 risk factors or previous CAD2 points
One or two risk factors1 point
No risk factors0 points
Troponin≥3 × URL2 points
>1 to <3 × URL1 point
≤URL0 points
TotalLow risk0–3 points
Intermediate risk4–6 points
High risk7–10 points
  • Reproduced after the original HEART score12 with permission from the authors.

  • *Left bundle branch block, left ventricular hypertrophy, repolarisation changes, pacemaker.

  • † Risk factors: hypertension, diabetes mellitus, current or history of smoking, hypercholesterolaemia, obesity (BMI >30 kg/m²) and family history of coronary artery disease.

  • ACS, acute coronary syndrome; BMI, body mass index; ECG, electrocardiogram; HEART, History, ECG, Age, Risk factors and Troponin; hs-cTnT, high-sensitivity cardiac troponin T; URL, upper reference limit.