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Down syndrome (Zemel) 0–36 months

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Age from date of birth
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Tips

  • Age: months. For years and months, enter e.g. 4y 5m.
  • Weight: kg. For pounds and ounces, enter e.g. 8-4 for 8 lb 4 oz.
  • Head circumference: cm. For inches, enter e.g. 19".
  • Length: cm. For inches, enter e.g. 19".
  • GA at birth (optional): weeks and days, e.g. 30 3/7. Results for the corrected age are then shown too.

Based on

Sources and methods · How to cite · Bulk data analysis

Down syndrome, 0 to 36 months (Zemel 2015)

U.S. children with Down syndrome, birth to 36 months: weight, length, head circumference and weight-for-length.

For 2 to 20 years, use the Down syndrome (Zemel) 2–20 years calculator.

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