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Calculator: Thrombolysis in Myocardial Infarction (TIMI) score for unstable angina or non-ST elevation MI in adults


Calculator: Thrombolysis in Myocardial Infarction (TIMI) score for unstable angina or non-ST elevation MI in adults

 

Age ≥65 (1 point)

3 or more CAD risk factors (1 point)

Known CAD with more than 50% stenosis (1 point)

Aspirin use in the past 7 days (1 point)

Severe angina in the preceding 24 hours (1 point)

Elevated cardiac markers* (1 point)

ST deviation >0.5 mm (1 point)

 
Important: Inputs must be complete to perform calculation.

 
Total criteria point count:
 

 

TIMI risk score for unstable angina or non-ST elevation MI

 
Total point count 2-week risk of death or MI 2-week risk of death, MI, or urgent revascularization
0 to 1 3% 5%
2 3% 8%
3 5% 13%
4 7% 20%
5 12% 26%
6 to 7 19% 41%

 
Notes
  • *Cardiac troponin is the preferred marker of cardiac injury.
  • CAD: coronary artery disease.

 
Only digits 0 to 9 and a single decimal point (".") are acceptable as numeric inputs. Attempted input of other characters into a numeric field may lead to an incorrect result.

Information on this page may not appear correctly if printed.

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