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