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Cardiology

DAPT Score calculator

Enter the published formula inputs below to calculate and interpret this score.

Clinical inputs

Use only at 12 months after PCI in a patient adherent to aspirin and thienopyridine who had no myocardial infarction, stroke, stent thrombosis, repeat revascularization, or GUSTO moderate/severe bleeding during the first year. Do not use if long-term oral anticoagulation is indicated, DAPT cannot be continued, life expectancy is limited, pregnancy is present or planned, or surgery is expected to require interruption of antiplatelet therapy.

Result

Complete all required inputs to calculate the score.

Formula inputs

  • 12-month eligibility confirmation
  • Age
  • Current cigarette smoker or stopped within the previous 1 year
  • Diabetes mellitus
  • Myocardial infarction at index PCI presentation
  • PCI or myocardial infarction before the index procedure
  • Index stent diameter <3 mm
  • Paclitaxel-eluting index stent
  • History of congestive heart failure or LVEF <30%
  • Index PCI to a saphenous vein graft

Primary source

Yeh RW et al. Development and Validation of a Prediction Rule for Benefit and Harm of DAPT Beyond 1 Year After PCI. JAMA. DOI: 10.1001/jama.2016.3775. PMID: 27022822 (2016)

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