| Hookworm 1993 {epicalc} | R Documentation |
A dataset from a cross-sectional survey in 1993 examining hookworm infection
data(HW93)
A data frame with 637 observations on the following 6 variables.
idepgageshoesno yesintense0 1-1,999 2,000+agegr<15 yrs 15-59 yrs 60+ yrsdata(HW93) library(MASS) use(HW93) intense.ord <- ordered(intense) ord.hw <- polr(intense.ord ~ agegr + shoes) summary(ord.hw)