Corrected Age Calculator

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  • This calculator is designed to calculate the chronological age of the baby, and to provide a corrected age.

    • It is not designed as a gestational age calculator

  • Note that after a corrected postnatal age of 24 months, no further correction will be made.  However, some authorities recommend that correction should continue into childhood for cognitive function.


Calculate the corrected age at

Date of Birth

Gestation at birth based on

Baby's corrected age in here or comment re non-correction