variation. <code>CI_low</code> and <code>CI_high</code> are the lower and upper limits 
of the 95<!-- % confidence interval. --></p>
    <h2 class="hasAnchor" id="details"><a class="anchor" href="#details"></a>Details</h2>

    <p>This function fits a phylogenetic logistic regression model using <code><a href='https://rdrr.io/pkg/phylolm/man/phyloglm.html'>phyloglm</a></code>
to n trees, randomly picked in a multiPhylo file.</p>
<p>Currently, this function can only implement simple logistic models (i.e. \(t