CDC Weight-for-Age Percentile (2-20 yr)
CDC Weight-for-Age Percentile (2-20 yr) - a deterministic tool in Sophie Well's Clinical Math & Conversions group.
Open the CDC Weight-for-Age Percentile (2-20 yr) → Runs in your browser. No signup, no tracking.
What this is
CDC Weight-for-Age Percentile (2-20 yr) is one of 230 deterministic tools in Sophie Well's Clinical Math & Conversions group. CDC Weight-for-Age Percentile (2-20 yr) - a deterministic tool in Sophie Well's Clinical Math & Conversions group.
When to use it
Use this tool when you need a quick, citable reference. Every calculation runs entirely in your browser - no inputs leave your device, no account is required, no AI is involved. The site enforces a strict Content Security Policy and ships no analytics or third-party CDN.
References
Kuczmarski RJ, Ogden CL, Guo SS, et al. 2000 CDC growth charts for the United States: methods and development. Vital Health Stat 11. 2002;(246):1-190. Read the source ↗
Worked example: Weight 38.5 kg at age 8 y: 97th percentile (z 1.9) — 95th percentile or above (high weight-for-age).
Sophie Well is a reference and educational tool. Not medical, legal, or financial advice. Does not replace clinician judgment, professional billing review, or legal counsel.