The
<code>night_part4</code> allows you to tell GGIR which night(s) should
be omitted in part 4.</p>
</div>
</div>
<div class="section level2">
<h2 id="sleep-metrics-available-in-ggir">Sleep metrics available in GGIR<a class="anchor" aria-label="anchor" href="#sleep-metrics-available-in-ggir"></a>
</h2>
<p>For a full overview of all sleep variables in part 4 see: <a href="https://cran.r-project.org/web/packages/GGIR/vignettes/GGIR.html#42_Output_part_4" class="external-link uri">https://cran.r-project.org/w