n> <span class="st">"3 weeks"</span></span>
<span><span class="op">)</span></span></code></pre></div>
<p><img src="aedseo_files/figure-html/unnamed-chunk-9-1.png" width="2187.5"></p>
<p>Using the <code>intensity_levels</code> method to define burden
levels, the seasonal onset is likely to fall within the <code>low</code>
or <code>medium</code> category. This is because the
<code>very low</code> breakpoint is the disease-specific threshold, and
season onset is only identified if the five-week average of the
