                   4   55    34.8       100.0</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>                                                        </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> ------------------------------------------------------------ </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> trt: 2</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>      var   n miss p.miss level freq percent cum.percent</span>
<span class="r-out co"><span c