Infectious Diseases

Modified Sequential Organ Failure Assessment (mSOFA) Score

mSOFA Calculator | endcalc
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mSOFA Calculator

Modified Sequential Organ Failure Assessment. Validated for bedside triage and mortality estimation.

Respiratory SpO₂ / FiO₂ Ratio
FiO₂ Guide: Room air = 21%. Each 1 L/min O₂ (nasal) adds ~4%.
Liver Bilirubin Proxy
Cardiovascular Hypotension & Vasopressors
CNS Glasgow Coma Scale
Renal Creatinine (mg/dL)
0 Points
Risk Category
30-Day Mortality: 0%
mSOFA ScoreMortality
0 — 74%
8 — 1131%
> 1158%
Source: Grissom CK, et al. A Modified SOFA Score for Critical Care Triage. Disaster Med Public Health Prep. 2010.
Reviewed by ·
Semahattin Serkan Sezer MD

Pulmonologist and Intensive Care Specialist specializing in clinical informatics and the development of evidence-based decision support tools for healthcare professionals.