Pediatric BMI Percentile Calculator
Calculates BMI-for-age percentile for children and adolescents (2-20 years) using CDC 2000 growth charts to assess weight status.
Age in years between 2 and 20
Additional months for more precise age
Current weight in kilograms
Current stature/height in centimeters
Biological sex for percentile lookup
⚠️ Warnings & Contraindications
- CDC growth charts are based on US population data and may not be appropriate for all ethnic groups
- BMI is a screening tool, not a diagnostic measure
- For children under 2 years, use weight-for-length instead of BMI
- Consult a pediatrician for interpretation near category boundaries
ℹ️ Clinical Notes
Uses CDC 2000 LMS parameters for exact percentile and Z-score calculation. Implementation requires CDC LMS tables embedded or accessed via API.
References
- CDC 2000 Growth Charts for the United States - CDC/NCHS (2000)
- Clinical Growth Charts - BMI-for-age - CDC (2000)
Medical Disclaimer
This calculator is provided for educational and informational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have read or calculated using this tool.
The authors and publishers of this calculator make no representations or warranties of any kind, express or implied, about the completeness, accuracy, reliability, suitability, or availability of the information, products, services, or related graphics contained within this tool for any purpose.