Pediatric SIRS Criteria

Modified SIRS Criteria: must have 2 of 4 criteria, 1 must be temperature or leukocyte abnormality

Temperature (core)* <36°C or >38.5°C
Tachycardia: HR >2 SD above normal for age or bradycardia if <1 year old*
Respiratory: Mean RR > 2 SD above normal for age or mechanical ventilation required for an acute process*
Elevated or depressed WBC for age (unrelated to chemotherapy induced leukopenia) or >10% immature neutrophils