HW93: Dataset from a study on hookworm prevalence and intensity in...

In epiDisplay: Epidemiological Data Display Package

Dataset from a study on hookworm prevalence and intensity in 1993

Description

A dataset from a cross-sectional survey in 1993 examining hookworm infection

Usage

data(HW93)

Format

A data frame with 637 observations on the following 6 variables.

id

a numeric vector for personal identification number

epg

a numeric vector for eggs per gram of faeces

age

a numeric vector for age in years

shoe

a factor for shoe wearing with levels no yes

intense

a factor for intensity of infection in epg. with levels 0 1-1,999 2,000+

agegr

a factor for age group with levels <15 yrs 15-59 yrs 60+ yrs

Examples

data(HW93)
des(HW93)
.data <- HW93
.data$order.intense <- ordered(.data$intense)
ord.hw <- polr(ordered(intense) ~ agegr + shoe, data=.data)
summary(ord.hw)
ordinal.or.display(ord.hw)

epiDisplay documentation built on May 18, 2022, 5:11 p.m.