IUD trial follow-up data {epiDisplay}

Dataset followup cases of IUD trials

Description

This dataset is a subset of WHO IUD trial. It should be merged with IudAdmit and IudDiscontinue

Usage

data(IudFollowup)

Format

A data frame containing 4235 observations and 6 variables.

id

a numeric vector for personal identification number

vlmpdate

date of last mentrual period before this visit

vdate

date of visit

f22

lactating

f51

IUD threads visible

f61

subject continuing

Examples

data(IudFollowup)