Revision 0af585b2d73cc4cc7d6fa02fb297ba0c28314581 authored by Bendix Carstensen on 16 June 2005, 00:00:00 UTC, committed by Gabor Csardi on 16 June 2005, 00:00:00 UTC
1 parent fb4ddc9
lep.Rd
\name{lep}
\alias{lep}
\non_function{}
\title{An unmatched case-control study of leprosy incidence}
\description{
The \code{lep} data frame has 1370 rows and 7 columns. This was an
unmatched case-control study in which incident cases of leprosy in a
region of N. Malawi were compared with population controls.
}
\format{
This data frame contains the following columns:
\tabular{rl}{
\code{id}: \tab subject identifier: a numeric vector \cr
\code{d}: \tab case/control status: a numeric vector (1=case, 0=control) \cr
\code{age}: \tab a factor with levels
\code{5-9}
\code{10-14}
\code{15-19}
\code{20-24}
\code{25-29}
\code{30-44}
\code{45+} \cr
\code{sex}: \tab a factor with levels
\code{male},
\code{female} \cr
\code{bcg}: \tab presence of vaccine scar, a factor with levels
\code{no}
\code{yes} \cr
\code{school}: \tab schooling, a factor with levels
\code{none}
\code{1-5yrs}
\code{6-8yrs}
\code{sec/tert} \cr
\code{house}: \tab housing, a factor with levels
\code{brick}
\code{sunbrick}
\code{wattle}
\code{temp} \cr
}
}
\source{
The study is described in more detail in Clayton and Hills, Statistical
Models in Epidemiology, Oxford University Press, Oxford:1993.
}
\examples{
data(lep)
}
\keyword{datasets}
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