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Corrected Age Calculator (Preemies)
For premature babies: subtract weeks born early from chronological age. Pediatricians use corrected age for developmental milestones up to 2 years.
HEALTHFor premature babies: subtract weeks born early from chronological age. Pediatricians use corrected age for developmental milestones up to 2 years.
Detailed instructions, formula notes, and US-context guidance shown in the calculator above.
Disclaimer: Estimate only. Consult a qualified professional for decisions with major financial, legal, or health consequences.
Corrected Age Calculator (Preemies)
For premature infants: corrected age = chronological age − weeks born early. Pediatricians use corrected age for developmental milestones up to age 2.
Corrected Age
37.3 weeks (8.6 months)
Chronological age48.4 weeks
Weeks premature11.1 weeks
AAP guidelines: use corrected age until 24 months for developmental and growth assessment. After 2 years, the catch-up is usually complete for most preemies born after 32 weeks.
Frequently Asked Questions
What is the Corrected Age Calculator (Preemies) for?
For premature babies: subtract weeks born early from chronological age. Pediatricians use corrected age for developmental milestones up to 2 years.
How do I use the Corrected Age Calculator (Preemies)?
Detailed instructions, formula notes, and US-context guidance shown in the calculator above.
How accurate are my corrected age (preemies) results?
Estimate only. Consult a qualified professional for decisions with major financial, legal, or health consequences.
Is the Corrected Age Calculator (Preemies) free to use?
Yes - every calculator on WhichCalc is completely free with no signup, no usage limits, and no tracking on the calculation itself. Results display instantly in your browser and your inputs are never sent to a server. Bookmark the page if you use this calculator regularly.