an class="r-out co"><span class="r-pr">#&gt;</span>   X    estimate      lower     upper</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 1 0 0.000000000  0.0000000 0.0000000</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 2 1 0.006035151 -0.0652183 0.0817649</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Time:  1.4 </span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   X    estimate       lowe