ss="r-in"><span></span></span>
<span class="r-in"><span><span class="co">## realize the plot with unadjusted (left) and ajusted (right) 95% confidence intervals</span></span></span>
<span class="r-in"><span><span class="va">plt2a</span> <span class="op">&lt;-</span> <span class="fu"><a href="superb.html">superb</a></span><span class="op">(</span></span></span>
<span class="r-in"><span>    <span class="fu"><a href="https://rdrr.io/r/base/cbind.html" class="external-link">cbind</a></span><span class="op">(</s