Organ Failure Score for Patients in Septic Shock

Number of hours receiving mechanical ventilation (enter 0 if not receiving mechanical ventilation)

PaO2

FIO2 as decimal fraction from 0.21 to 1.0

Did the patient have pre-existing renal disease?

Baseline BUN level

Baseline creatinine level

Current BUN level

Current creatinine level

Total serum bilirubin in the absence of hemolysis

Serum AST

Upper limit of the normal reference range for AST

Serum ALT

Upper limit of the normal reference range for ALT

Platelet count

PT

Upper limit of PT normal reference range

PTT