Wong

The <code>Wong</code> data frame has 331 row and 7 columns. The observations are longitudinal
data on recovery of IQ after comas of varying duration for 200 subjects.

datasets


Datasets to Accompany J. Fox and S. Weisberg,
An R Companion to Applied Regression, Third Edition, Sage (2019).

John Fox

carData

Companion to Applied Regression Data Sets

Sanford Weisberg

Brad Price

Wong function

This data frame contains the following columns:<dl class="dl-horizontal">
 <dt><code>id</code></dt><dd>patient ID number.</dd>
 <dt><code>days</code></dt><dd>number of days post coma at which IQs were measured.</dd>
 <dt><code>duration</code></dt><dd>duration of the coma in days.</dd>
 <dt><code>sex</code></dt><dd>a factor with levels <code>Female</code> and <code>Male</code>.</dd>
 <dt><code>age</code></dt><dd>in years at the time of injury.</dd>
 <dt><code>piq</code></dt><dd>performance (i.e., mathematical) IQ.</dd>
 <dt><code>viq</code></dt><dd>verbal IQ.</dd>
 </dl>

Format

Post-Coma Recovery of IQ — Wong

This data frame contains the following columns:<dl class='dl-horizontal'>
 <dt><code>id</code></dt><dd>patient ID number.</dd>
 <dt><code>days</code></dt><dd>number of days post coma at which IQs were measured.</dd>
 <dt><code>duration</code></dt><dd>duration of the coma in days.</dd>
 <dt><code>sex</code></dt><dd>a factor with levels <code>Female</code> and <code>Male</code>.</dd>
 <dt><code>age</code></dt><dd>in years at the time of injury.</dd>
 <dt><code>piq</code></dt><dd>performance (i.e., mathematical) IQ.</dd>
 <dt><code>viq</code></dt><dd>verbal IQ.</dd>
 </dl>

Wong: Post-Coma Recovery of IQ

Description

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Details

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Examples