</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>           Days         5.922   0.07</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>  Residual             25.592       </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Number of obs: 180, groups:  Subject, 18</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Fixed Effects:</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> (Intercept)         Days  </span>
<span class="r-out co"><span class="r-p