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<html><head><title>R: Veteran's Administration Lung Cancer Trial</title>
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<table width="100%" summary="page for VA {MASS}"><tr><td>VA {MASS}</td><td align="right">R Documentation</td></tr></table>
<h2>Veteran's Administration Lung Cancer Trial</h2>


<h3>Description</h3>

<p>
Veteran's Administration lung cancer trial from Kalbfleisch &amp; Prentice.
</p>


<h3>Usage</h3>

<pre>
VA
</pre>


<h3>Format</h3>

<p>
A data frame with columns:
<dl>
<dt><code>stime</code></dt><dd>survival or follow-up time in days.
</dd>
<dt><code>status</code></dt><dd>dead or censored.
</dd>
<dt><code>treat</code></dt><dd>standard or test
</dd>
<dt><code>age</code></dt><dd>patient's age in years
</dd>
<dt><code>Karn</code></dt><dd>Karnofsky score of patient's performance on a scale of 0 to 100.
</dd>
<dt><code>diag.time</code></dt><dd>times since diagnosis in months at entry to trial.
</dd>
<dt><code>cell</code></dt><dd>one of four cell types.
</dd>
<dt><code>prior</code></dt><dd>prior therapy?
</dd></dl>

<h3>Source</h3>

<p>
Kalbfleisch, J.D. and Prentice R.L. (1980)
<EM>The Statistical Analysis of Failure Time Data.</EM>
</p>


<h3>References</h3>

<p>
Venables, W. N. and Ripley, B. D. (2002)
<EM>Modern Applied Statistics with S.</EM> Fourth edition.  Springer.
</p>



<hr><div align="center">[Package <em>MASS</em> version 7.2-44 <a href="00Index.html">Index]</a></div>

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