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AKI risk model

Mortality score for critically ill patients starting dialysis

The score was derived from the ATN trial cohort, which enrolled patients with acute kidney injury requiring dialysis in the intensive care unit. Read the reference.

Baseline information
years
Chronic hypoxemia
Cardiovascular disease
Malignancy
Ischemic AKI
Post surgery
Immunosuppression therapy
Day of dialysis labs & vitals
beats/min
mmHg
mL
FiO₂ ≥ 0.6
Mechanical ventilation
mmHg
mg/dL
mmol/L
mg/dL
g/dL
mg/dL
k/µL

Model note: The coefficients were reverse-engineered from the original calculator’s integer-rounded outputs because its Calconic configuration was not retrievable. They reproduced 24 of 25 spot checks exactly; one extreme high-risk result differed by 1 percentage point.

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