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TIMI Risk Score
Unstable Angina / NSTEMI • 7-Point Score
Risk Factors (check all that apply)
Age ≥ 65 years
1 point
≥ 3 CAD risk factors
(HTN, DM, dyslipidemia, smoking, family history) • 1 point
Known CAD (stenosis ≥ 50%)
1 point
Aspirin use in last 7 days
1 point
Severe angina (≥ 2 episodes in 24h)
1 point
ST deviation ≥ 0.5 mm
1 point
Elevated cardiac markers (troponin/CK-MB)
1 point
TIMI RISK SCORE
0
Low Risk
30-Day Risk of Death/MI/Urgent Revascularization
Score 0–2:
4.7–8.3%
Score 3–4:
13.2–19.4%
Score 5–7:
26.2–40.9%
TIMI = Thrombolysis In Myocardial Infarction. Validated for UA/NSTEMI. Higher scores indicate need for early invasive strategy.