Critical Care / Emergency Medicine calculators

Explore validated-style scores and utilities commonly used in Critical Care / Emergency Medicine. Follow links for full references, limitations, and the interactive calculator.

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CAHP Score (Cardiac Arrest Hospital Prognosis)
Prognostic score after out-of-hospital cardiac arrest.
Risk Scores · Updated 4/13/2026
qSOFA (Quick SOFA) Score for Sepsis
Rapid bedside risk stratification score in suspected infection.
Risk Scores · Updated 4/13/2026
SIRS / Sepsis / Septic Shock (Adult, legacy)
Pre–Sepsis-3 SIRS definition with sepsis and shock pattern flags.
Diagnostic Criteria · Updated 4/13/2026

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