Frequencies of various malformations of the central nervous system recorded
on live births in South Wales, UK. Study was designed to determine the
effect of water hardness on the incidence of such malformations.

datasets

Books are "Linear Models with R" published 1st Ed. August 2004, 2nd Ed. July 2014 by CRC press, ISBN 9781439887332, and "Extending the Linear Model with R" published by CRC press in 1st Ed. December 2005 and 2nd Ed. March 2016, ISBN 9781584884248 and "Practical Regression and ANOVA in R" contributed documentation on CRAN (now very dated).

Julian Faraway

faraway

Functions and Datasets for Books by Julian Faraway

cns function

A data frame with 16 observations on the following 7 variables.<dl>
<dt>Area</dt>
<dd>a factor with levels <code>Cardiff</code> <code>GlamorganC</code>
<code>GlamorganE</code> <code>GlamorganW</code> <code>MonmouthOther</code> <code>MonmouthV</code>
<code>Newport</code> <code>Swansea</code> being areas of South Wales</dd>
 <dt>NoCNS</dt>
<dd>count
of births with no CNS problem</dd>
 <dt>An</dt>
<dd>count of Anencephalus births</dd><dt>Sp</dt>
<dd>count of Spina Bifida births</dd>
 <dt>Other</dt>
<dd>count of other CNS
births</dd>
 <dt>Water</dt>
<dd>water hardeness</dd>
 <dt>Work</dt>
<dd>a factor with levels
<code>Manual</code> <code>NonManual</code> being the type of work done by the parents</dd>
 
</dl>

Format

Malformations of the central nervous system — cns

A data frame with 16 observations on the following 7 variables.<dl>
<dt>Area</dt>
<dd>a factor with levels <code>Cardiff</code> <code>GlamorganC</code>
<code>GlamorganE</code> <code>GlamorganW</code> <code>MonmouthOther</code> <code>MonmouthV</code>
<code>Newport</code> <code>Swansea</code> being areas of South Wales</dd>
 <dt>NoCNS</dt>
<dd>count
of births with no CNS problem</dd>
 <dt>An</dt>
<dd>count of Anencephalus births</dd>

<dt>Sp</dt>
<dd>count of Spina Bifida births</dd>
 <dt>Other</dt>
<dd>count of other CNS
births</dd>
 <dt>Water</dt>
<dd>water hardeness</dd>
 <dt>Work</dt>
<dd>a factor with levels
<code>Manual</code> <code>NonManual</code> being the type of work done by the parents</dd>
 
</dl>

cns: Malformations of the central nervous system

Description

Arguments

Format

References