Paediatrics · ICU and Critical Care

Pediatric Sequential Organ Failure Assessment (pSOFA) calculator

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

Clinical inputs

Age group

Respiratory PaO₂/FiO₂ or SpO₂/FiO₂ category

Use PaO₂/FiO₂ when arterial oxygen is available; otherwise use SpO₂/FiO₂. Scores 3 and 4 require respiratory support.

Platelet count

×10⁹/L

Allowed range: 0–2000 ×10⁹/L

Total bilirubin

mg/dL

Allowed range: 0–100 mg/dL

Mean arterial pressure

mmHg

Allowed range: 0–200 mmHg

Vasoactive support

The cardiovascular subscore is the worse of the age-specific MAP category and vasoactive-support category.

Glasgow Coma Scale

points

Allowed range: 3–15 points

Serum creatinine

mg/dL

Allowed range: 0–30 mg/dL

Result

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Clinical inputs

Age group
Respiratory PaO₂/FiO₂ or SpO₂/FiO₂ category
Platelet count (×10⁹/L)Accepted range: 0 to 2000
Total bilirubin (mg/dL)Accepted range: 0 to 100
Mean arterial pressure (mmHg)Accepted range: 0 to 200
Vasoactive support
Glasgow Coma Scale (points)Accepted range: 3 to 15
Serum creatinine (mg/dL)Accepted range: 0 to 30

Primary source

Matics TJ, Sanchez-Pinto LN. Adaptation and Validation of a Pediatric Sequential Organ Failure Assessment Score and Evaluation of the Sepsis-3 Definitions in Critically Ill Children. JAMA Pediatr (2017)

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