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Health Dictionary

Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.

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TIMI Risk Score for STEMI

Introduction

Overview

Overview

TIMI Risk Score for STEMI

TIMI Risk Score for STEMI

Calculation of the TIMI Risk Score for STEMI

This handy calculator computes the 30 day mortality rate using TIMI risk score for STEMI.[1]

Check all boxes that apply to your patient:

TIMI Risk Score for STEMI
Variable Score
Age ≥75 years 3
Age 65–74 years 2
History of diabetes mellitus or hypertension or angina 1
Systolic blood pressure <100 3
Heart rate >100 2
Killip class II–IV 2
Weight <67 kg 1
Anterior ST elevation or left bundle branch block 1
Time to therapy >4 hours 1
TIMI Risk Score for STEMI:
30 Day Mortality:

Interpretation of the TIMI Risk Score for STEMI

The interpretation of the score is as follows:

  • Score 0: 30 Day Mortality is 0.8%
  • Score 1: 30 Day Mortality is 1.6%
  • Score 2: 30 Day Mortality is 2.2%
  • Score 3: 30 Day Mortality is 4.4%
  • Score 4: 30 Day Mortality is 7.3%
  • Score 5: 30 Day Mortality is 12.4%
  • Score 6: 30 Day Mortality is 16.1%
  • Score 7: 30 Day Mortality is 23.4%
  • Score 8: 30 Day Mortality is 26.8%
  • Score >8: 30 Day Mortality is 35.9%
References

References

  1. ↑ Morrow DA, Antman EM, Charlesworth A, Cairns R, Murphy SA, de Lemos JA; et al. (2000). “TIMI risk score for ST-elevation myocardial infarction: A convenient, bedside, clinical score for risk assessment at presentation: An intravenous nPA for treatment of infarcting myocardium early II trial substudy”. Circulation. 102 (17): 2031–7. PMID 11044416.

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Sadaf Sharfaei M.D.[2]