Anaesthesia / Critical Care Strong — derived from 13,152 ICU patients across Europe and North America

SAPS II Score

Simplified Acute Physiology Score II (SAPS II) predicts ICU mortality using 17 variables collected within 24h of admission. Widely used in European ICUs.

Age*

Heart Rate (worst in 24h)*

Systolic BP (worst in 24h)*

Temperature (worst in 24h)*

PaO₂/FiO₂ ratio (if on mechanical ventilation or CPAP)*

Urine Output (L/day)*

Urea (BUN) — worst in 24h*

White Cell Count (worst in 24h)*

Potassium (worst in 24h)*

Sodium (worst in 24h)*

Bicarbonate (HCO₃⁻) — worst in 24h*

Bilirubin (worst in 24h)*

GCS (worst in 24h)*

Chronic Disease*

Admission Type*

References

Le Gall JR, Lemeshow S, Saulnier F. A new Simplified Acute Physiology Score (SAPS II) based on a European/North American multicenter study. JAMA. 1993;270(24):2957–2963.

Curated clinical cross-links plus same-class fallbacks.

Drugs

Decision support only — verify against MDCalc, NICE, or your local guideline before clinical use.

References

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