t">data =</span> pbc2, <span class="dt">id =</span> id, </a>
<a class="sourceLine" id="cb1-8" title="8">              <span class="dt">corstr =</span> <span class="st">"exchangeable"</span>)</a></code></pre></div>
<p>These GEEs are not nested and therefore we cannot compare them with a Wald test. Hence, we will use the proper scoring rules to investigate if there are differences between the splines. We calculate all scoring rules for each observation using the following calls to <code><a href="../reference/