This calculator helps parents and healthcare providers assess the growth of children based on the CDC/WHO standards. Enter your child's details below to see how they compare with peers.
Growth Chart Calculator
Results
Data Source and Methodology
All calculations are strictly based on the CDC and WHO growth chart data and methodologies. For more information, please visit the CDC Growth Charts and WHO Child Growth Standards.
The Formula Explained
Percentile Calculation: Based on the child's age, weight, and height, and using the Z = (X - μ) / σ formula, where Z is the z-score, X is the child's measurement, μ is the population mean, and σ is the standard deviation.
Glossary of Terms
- Age: The child's age in months.
- Weight: The child's weight in kilograms.
- Height: The child's height in centimeters.
- Percentile: Indicates the relative position of the child's measurement in the population.
How It Works: A Step-by-Step Example
For a 24-month-old child weighing 12.5 kg and measuring 85 cm, the calculator determines the weight and height percentiles by comparing these measurements to the CDC/WHO growth standards.
Frequently Asked Questions (FAQ)
What is a growth percentile?
A child's growth percentile indicates how they compare to other children of the same age and gender.
How accurate is the growth chart calculator?
Our calculator uses the latest CDC/WHO data and methodologies to provide accurate assessments.