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bda (version 1.1.1-7)

birth: Birth data

Description

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

Usage

data(birth)

Arguments

format

A data frame with 28435 observations on 12 variables. lll{ Year numeric 2006 -- 2009 Sex character 'male' or 'female' Live.Still factor 'liveborn' or 'stillborn' Plurality numeric 'singleton' or others Gestation numeric Gestational age (in weeks). Weight numeric birth weight. Length numeric height. Head numeric head size. Chest numeric chest size. Mother.s.age numeric chest size. type factor 'r' = rural or 'u' = urban. region factor region of the birth. }

References

Wang, CSDA and JSS papers.