 CI (NA, NA)]</span></span>
<span><span class="co">#&gt; Prob(RMSEA &lt;= 0.05): NA</span></span>
<span><span class="co">#&gt; To get additional fit indices, see help(mxRefModels)</span></span>
<span><span class="co">#&gt; timestamp: 2024-04-15 22:33:42 </span></span>
<span><span class="co">#&gt; Wall clock time: 0.02595901 secs </span></span>
<span><span class="co">#&gt; optimizer:  SLSQP </span></span>
<span><span class="co">#&gt; OpenMx version number: 2.21.1 </span></span>
<span><span class="co">#&gt; N