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Shock Index
Simple hemodynamic instability indicator
traumaemergency_medicineA
Clinical Purpose
Rapid assessment of shock state and severity
Parameter Input
Fill in all required fields to proceed with the calculation
Heart rate in beats per minute
Range: 30–200 bpm
Systolic blood pressure in mmHg
Range: 50–250 mmHg
Age for Modified Shock Index calculation
Range: 1–120 anni
Fields completed: 0 / 3
📚 Special Notes
- SI >0.9: independent predictor of trauma mortality
- MSI (Modified Shock Index) = HR/MAP; different from SI (HR/SBP); NOT age-adjusted
- Useful before manifest hypotension
- Reassess frequently during monitoring