>#&gt; jm(Surv_object = CoxFit, Mixed_objects = fm, time_var = "year", </span></span>
<span><span class="co">#&gt;     functional_forms = form_splines, n_iter = 6500L, n_burnin = 2500L)</span></span>
<span><span class="co">#&gt; </span></span>
<span><span class="co">#&gt; Data Descriptives:</span></span>
<span><span class="co">#&gt; Number of Groups: 312        Number of events: 169 (54.2%)</span></span>
<span><span class="co">#&gt; Number of Observations:</span></span>
<span><span class="co">#&gt;   log(se