CDC Infant Growth Charts
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This chart needs age, sex, and growth measurements. Use the calculator to enter the data and open a personalized chart.
Open growth calculatorAbout CDC Infant Growth Charts
These CDC infant charts show length, weight, and head circumference references from 0 to 36 months. They help review growth trajectory and measurement consistency.
Required Inputs
- Exact age or measurement date.
- Infant sex.
- Length, weight, or head circumference.
- Serial measurements when available.
References and Limits
Selection between CDC and WHO references depends on age, context, and local clinical practice. Always use measurements taken with appropriate technique.
Unexpected percentiles should be reviewed with feeding history, perinatal history, current illness, and measurement quality.
Interpret results as a structured aid for reviewing clinical data, not as an automatic answer. If the output does not match the exam, repeat the measurement, review units, and confirm that the age or date used is correct.
For follow-up, compare results with prior measurements and document the reference source used. Important changes, extreme values, or therapeutic decisions should be evaluated with current guidelines and professional judgment.