Royal Prince Alfred Hospital Royal Prince Alfred Hospital
Newborn Care

CDC Centile Charts




Infant Percentile Charts

Please note that this calculator delivers incorrect values and is under reconstruction until further notice


CDC 2000 Post-natal Percentile Charts

The table below provides a tool to calculate percentiles for post-natal weight, length and head circumference. Use this calculator for babies who are past 40 weeks corrected. The calculation utilises the L, M and S which are available from here. Please note that no responsibility can be accepted for the use of this calculator. Go here for methodology.

Please go to disclaimer before proceeding
Post-Natal Percentile Calculator


Enter values for red items. Dates MUST be in dd/mm/yyyy format
Date of Birth: Date of measurement: Gestation at birth: weeks
Sex (M=1; F=2): Corrected age: weeks Corrected age: months
Weight: Kg Weight Percentile:  
Length: cm Length Percentile:  
Head circ.: cm HC Percentile:  

Please report any problems with the calculator to the author (Dr Philip Beeby)