Sequential Organ Failure Assessment (SOFA) Score

Sequential Organ Failure Assessment (SOFA) Score Calculator

Parameter	Score
PaO₂ (mm Hg)
FiO₂ (%)
On mechanical ventilation	No Yes
Platelets, ×10³/µL	≥150 100-149 50-99 20-49 <20
Glasgow Coma Scale	15 13-14 10-12 6-9 <6
Bilirubin, mg/dL (μmol/L)	<1.2 (<20) 1.2–1.9 (20-32) 2.0–5.9 (33-101) 6.0–11.9 (102-204) ≥12.0 (>204)
Mean arterial pressure OR administration of vasoactive agents required	No hypotension MAP <70 mmHg DOPamine ≤5 or DOBUTamine (any dose) DOPamine >5, EPINEPHrine ≤0.1, or norEPINEPHrine ≤0.1 DOPamine >15, EPINEPHrine >0.1, or norEPINEPHrine >0.1
Creatinine, mg/dL (μmol/L) (or urine output)	<1.2 (<110) 1.2–1.9 (110-170) 2.0–3.4 (171-299) 3.5–4.9 (300-440) or UOP <500 mL/day ≥5.0 (>440) or UOP <200 mL/day