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Critical Care

Logistic Organ Dysfunction System (LODS) Mortality calculator

Enter the published formula inputs below to calculate and interpret this score.

Clinical inputs

Choose the worst value during the first 24 hours. Within each organ, the calculator uses only the highest variable subscore.

Choose the worst value during the first 24 hours. Within each organ, the calculator uses only the highest variable subscore.

Choose the worst value during the first 24 hours. Within each organ, the calculator uses only the highest variable subscore.

Choose the worst value during the first 24 hours. Within each organ, the calculator uses only the highest variable subscore.

Choose the worst value during the first 24 hours. Within each organ, the calculator uses only the highest variable subscore.

Choose the worst value during the first 24 hours. Within each organ, the calculator uses only the highest variable subscore.

Choose the worst value during the first 24 hours. Within each organ, the calculator uses only the highest variable subscore.

Choose the worst value during the first 24 hours. Within each organ, the calculator uses only the highest variable subscore.

Choose the worst value during the first 24 hours. Within each organ, the calculator uses only the highest variable subscore.

Choose the worst value during the first 24 hours. Within each organ, the calculator uses only the highest variable subscore.

Choose the worst value during the first 24 hours. Within each organ, the calculator uses only the highest variable subscore.

Result

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Formula inputs

  • Glasgow Coma Scale (points)
  • Heart rate (/min)
  • Systolic blood pressure (mm Hg)
  • Serum urea (mmol/L)
  • Serum creatinine (”mol/L)
  • Urine output (L/day)
  • Ventilation status and PaO₂/FiO₂ ratio (mm Hg)
  • WBC (×10âč/L)
  • Platelet count (×10âč/L)
  • Total bilirubin (”mol/L)
  • Prothrombin time (% of control or seconds over control)

Primary source

Le Gall JR et al. The Logistic Organ Dysfunction system. A new way to assess organ dysfunction in the intensive care unit. JAMA. DOI: 10.1001/jama.1996.03540100046027. PMID: 8769590 (1996)

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