Baby Corrected Age Calculator
Adjusted age for babies born early.
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Doctors use corrected age to judge growth and milestones until about age 2 for babies born before 37 weeks.
Medical disclaimer: This tool is for education and is not medical advice. Read more.
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Frequently asked questions
What does the Baby Corrected Age Calculator do?
Adjusted age for babies born early. Enter your values and the result and chart update instantly.
How accurate is it?
It uses published, widely used formulas. Results are estimates for education and planning, not a diagnosis. Talk to a qualified clinician about decisions affecting your health.
Is my information stored or shared?
No. All calculations run in your browser and nothing you type is sent to a server or saved.
What can I search to find this tool?
People find it by searching for: premature baby age; adjusted age preemie; baby development milestones age.