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Global standards and z scores for head circumference at birth, with information related to their use. Online calculators will be available shortly.

Download the Head Circumference Standards (Boys) here

Download the Head Circumference Standards (Girls) here

Download the Head Circumference Z Scores (Boys) here

Download the Head Circumference Z Scores (Girls) here

Access the online calculator and downloadable applications for MAC and Windows here

References

  1. Villar et al (2014) International standards for newborn weight, length, and head circumference by gestational age and sex: the Newborn Cross-Sectional Study of the INTERGROWTH-21st Project. Lancet 2014: 384: 857-68.