'Timepoint'</span>,</span></span>
<span class="r-in"><span>           x2var <span class="op">=</span> <span class="st">'EULAR_6m'</span>,</span></span>
<span class="r-in"><span>           colours <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="st">'skyblue'</span>, <span class="st">'goldenrod1'</span>, <span class="st">'mediumvioletred'</span><span class="op">)</span><span class="op">)</span></span></s