births: Births in a London Hospital
Description
Data from 500 singleton births in a London Hospitalformat
A data frame with 500 observations on the following 8 variables.
rl{
id
: Identity number for mother and baby.
bweight
: Birth weight of baby.
lowbw
: Indicator for birth weight less than 2500 g.
gestwks
: Gestation period.
preterm
: Indicator for gestation period less than 37 weeks.
matage
: Maternal age.
hyp
: Indicator for maternal hypertension.
sex
: Sex of baby: 1:Male, 2:Female.
}source
AnonymousReferences
Michael Hills and Bianca De Stavola (2002). A Short Introduction to
Stata 8 for Biostatistics, Timberlake Consultants Ltd
http://www.timberlake.co.uk