TIMI Risk Index
Index = heart rate × (age ÷ 10)² ÷ systolic blood pressure (mmHg).
Calculator
How it works
The TIMI Risk Index stratifies early mortality risk among patients with STEMI using three bedside variables.
Limits
Not for UA/NSTEMI; does not replace full TIMI STEMI score when that is indicated.
Educational tool only—not for diagnosis or treatment decisions.