births

<p>Data from 500 singleton births in a London Hospital</p>

datasets

Functions for demographic and epidemiological analysis in
the Lexis diagram, i.e. register and cohort follow-up data, in
particular representation, manipulation and simulation of multistate
data - the Lexis suite of functions, which includes interfaces to
'mstate', 'etm' and 'cmprsk' packages.
Also contains functions for Age-Period-Cohort and Lee-Carter
modeling and a function for interval censored data and some useful
functions for tabulation and plotting, as well as a number of
epidemiological data sets.

Bendix Carstensen

A Package for Statistical Analysis in Epidemiology

Martyn Plummer

Esa Laara

Michael Hills

births function

<p>A data frame with 500 observations on the following 8 variables.</p><table><tr><td>
    <code>id</code>: </td>
<td> Identity number for mother and baby. </td>
</tr><tr><td>
    <code>bweight</code>: </td>
<td> Birth weight of baby. </td>
</tr><tr><td>
    <code>lowbw</code>: </td>
<td> Indicator for birth weight less than 2500 g. </td>
</tr><tr><td>
    <code>gestwks</code>: </td>
<td> Gestation period. </td>
</tr><tr><td>
    <code>preterm</code>: </td>
<td> Indicator for gestation period less than 37 weeks. </td>
</tr><tr><td>
    <code>matage</code>: </td>
<td> Maternal age. </td>
</tr><tr><td>
    <code>hyp</code>: </td>
<td> Indicator for maternal hypertension. </td>
</tr><tr><td>
    <code>sex</code>: </td>
<td> Sex of baby: 1:Male, 2:Female. </td>
</tr></table>

births: Births in a London Hospital

Description

Usage

Arguments

Format

References

Examples

`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.