CDC/NCHS Infant Length for Age Percentiles (< 36 months)

Input:

Sex	Female
	Male
Age
Length

Results:

Z Score
Percentile

Decimal Precision:

Back to Input Section

Notes References

This calculator uses measured recumbent Length for infants and toddlers from birth through 36 months of age.
It is not valid for standing height.

Percentile conversion from Z-Score is done by table look-up in the standard Normal Table. Percentiles are provided for Z Scores between -3.09 and 3.09. Values beyond these extremes return percentiles of 0.1 and 99.9 respectively.
LMS Parameters for Girls: Infant Length for Age. National health and nutrition survey (NHANES), CDC/National Center for Health Statistics.
LMS Parameters for Boys: Infant Length for Age. National health and nutrition survey (NHANES), CDC/National Center for Health Statistics.

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