Pediatrics Calculators
20 Pediatrics calculators with educational summaries for clinical reference.
What this collection covers
Pediatric tools are organized around age-specific growth, dosing, fluids, respiratory illness, trauma, sepsis, jaundice, and neurologic assessment. Pediatric measurements change rapidly with age, so the applicable reference and exact age are central to interpretation.
How to choose a tool
Confirm age, weight, gestational age when relevant, developmental context, and the reference standard before using a pediatric calculator. Use the calculator page to check whether a tool is for screening, triage, monitoring, or a treatment calculation.
Safe interpretation
Children can deteriorate quickly and a score may understate risk when data are missing or the child is outside the validation population. Verify every dose and fluid recommendation against a current pediatric protocol and qualified clinician review.
Essential calculators
- APGAR Score
- Pediatric GCS
- Pediatric Dose Calculator
- Growth Percentiles
- BMI Percentile
- Weight Percentile
- Height Percentile
- Head Circumference Percentile
- PEWS Score
- Centor Score (Modified)
- Maintenance Fluids (Holliday-Segar)
- Pediatric Sepsis Criteria
- Neonatal Hyperbilirubinemia
- Schwartz GFR
- PECARN Head Injury (< 2y)
- PECARN Head Injury (≥ 2y)
- Pediatric Appendicitis Score
- Westley Croup Score
- Yale Observation Scale
- Pediatric Trauma Score