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bda (version 1.1.1-7)

ofc: occipitofrontal head circumference data

Description

OFC data for singleton live births with gestational age at least 38 weeks.

Usage

data(ofc)

Arguments

format

A data frame with 2019 observations on 4 variables. lll{ Year numeric 2006 -- 2009 Sex character 'male' or 'female' Gestation numeric Gestational age (in weeks). Head numeric head size. }

References

Wang, B and Wertelecki, W, CSDA paper.