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.

References

Antman EM, Cohen M, Bernink PJ, et al. The TIMI risk score for unstable angina/non-ST elevation MI: A method for prognostication and therapeutic decision making. JAMA 2000; 284:835.

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.

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Topic 13466 Version 12.0

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