ence/dbDisconnect.html" class="external-link">dbDisconnect</a></span><span class="op">(</span><span class="va">db</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="op">}</span></span></span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   AUC  R2  D         c</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 1 0.6 0.2 NA 0.4472136</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 2 0.6 0.1 NA 0.3162278</span>
<span class="r-out co"><span cla