f the time effect and
sex. The syntax to fit this model with <code><a href="https://rdrr.io/pkg/nlme/man/lme.html" class="external-link">lme()</a></code> is:</p>
<div class="sourceCode" id="cb2"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span><span class="va">fm</span> <span class="op">&lt;-</span> <span class="fu"><a href="https://rdrr.io/pkg/nlme/man/lme.html" class="external-link">lme</a></span><span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/base/Log.html" class="