Pediatric SIRS and Sepsis Criteria Calculator

Use as a screening aid in suspected infection. Current practice is moving toward Phoenix sepsis definitions, but SIRS remains common in pathways.

Temperature >38.5 C or <36 C OR abnormal WBC/>10% bands

Tachycardia or bradycardia if <1 year

Tachypnea or acute mechanical ventilation

Suspected or proven infection

Cardiovascular dysfunction, ARDS, or >=2 organ dysfunctions

Cardiovascular dysfunction despite adequate fluid resuscitation

Select criteria to calculate

Treat unstable suspected sepsis immediately; do not wait for a calculator result.

References

This PediaHelper page implements the published clinical criteria and should be checked against local protocols and senior clinical judgment.

Pediatric Resident Tools All bedside calculators and references. Phoenix Sepsis Score Newer pediatric sepsis and septic shock score. Pediatric GCS Neurologic severity scoring. Pediatric Resuscitation Emergency dosing and airway sizing.