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Head circumference-for-age: Birth to 5 years

 

This calculator uses a statistical database provided by the World Health Organization under "The WHO Child Growth Standards" program.

boys girls z-scores percentiles Days51015202530 Months123 Months123456 Months123456789101112 Months2468101 year2468102 years Months3691 year3692 years3693 years3694 years3695 years 303540455055 303540455055 3% 15% 50% 85% 97% -3 -2 -1 0 1 2 3