Critical Care
APACHE II Score (ICU Mortality)
Estimates ICU illness severity and in-hospital mortality risk.
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Parameters
APACHE II Score (ICU Mortality) Result
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Formula
APACHE II Score = Acute Physiology Score (12 variables + [15 - GCS]) + Age Points (0-6) + Chronic Health Points (0-5)Clinical Pearls
The benchmark scoring system used globally in clinical trials, ICU quality assurance, and patient prognosis stratification upon intensive care admission.
Limitations
Calculated using the worst values recorded during the initial 24 hours of ICU admission; cannot be used to assess instantaneous minute-to-minute changes.