<h3 id="the-test-statistic">The Test Statistic<a class="anchor" aria-label="anchor" href="#the-test-statistic"></a>
</h3>
<p>As we saw in the introductory vignette, performing a CMH test on the
partial tables above shows that there is strong evidence that the common
odds ratio is greater than one. This would indicate an association
between <em>sex</em> and <em>survival</em>, even when accounting for the
confounding <em>class</em> variable.</p>
<div class="sourceCode" id="cb3"><pre class="downlit sourceCode 