n> <span class="op">==</span> <span class="st">"diff_se"</span>, <span class="st">"STATVAL"</span><span class="op">]</span><span class="op">[[</span><span class="fl">1</span><span class="op">]</span><span class="op">]</span></span>
<span></span>
<span>    <span class="co"># Return a named list with the estimate and standard error</span></span>
<span>    <span class="va">res</span> <span class="op">&lt;-</span> <span class="fu"><a href="https://rdrr.io/r/base/list.html" class="external-link">list</a></span><