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<img src="" class="logo" alt=""><h1>Forest plot from ordinal logistic regression.</h1>
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<div class="d-none name"><code>plot_olr.Rd</code></div>
</div>
<div class="ref-description section level2">
<p>Heavily inspired by https://www.r-bloggers.com/plotting-odds-ratios-aka-a-forrestplot-with-ggplot2/</p>
</div>
<div class="section level2">
<h2 id="ref-usage">Usage<a class="anchor" aria-label="anchor" href="#ref-usage"></a></h2>
<div class="sourceCode"><pre class="sourceCode r"><code><span><span class="fu">plot_olr</span><span class="op">(</span></span>
<span> <span class="va">x</span>,</span>
<span> title <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span> dec <span class="op">=</span> <span class="fl">3</span>,</span>
<span> lbls <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span> hori <span class="op">=</span> <span class="st">"OR (95 % CI)"</span>,</span>
<span> vert <span class="op">=</span> <span class="st">"Variables"</span>,</span>
<span> short <span class="op">=</span> <span class="cn">FALSE</span>,</span>
<span> input <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">"model"</span>, <span class="st">"df"</span><span class="op">)</span></span>
<span><span class="op">)</span></span></code></pre></div>
</div>
<div class="section level2">
<h2 id="arguments">Arguments<a class="anchor" aria-label="anchor" href="#arguments"></a></h2>
<dl><dt>x</dt>
<dd><p>input data.</p></dd>
<dt>title</dt>
<dd><p>plot title</p></dd>
<dt>dec</dt>
<dd><p>decimals for labels</p></dd>
<dt>lbls</dt>
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<dd><p>labels for variable names. Careful, as the right order is not checked automatically!</p></dd>
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<dt>hori</dt>
<dd><p>labels the horizontal axis (this i the y axis as the plot is rotated)</p></dd>
<dt>vert</dt>
<dd><p>labels the horizontal axis (this i the x axis as the plot is rotated)</p></dd>
<dt>short</dt>
<dd><p>flag to half number of ticks on horizontal axis.</p></dd>
<dt>input</dt>
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<dd><p>can be either "model", which is a olr model (polr()), or "df", which is a data frame with three columns for OR, lower CI and upper CI.</p></dd>
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</dl></div>
<div class="section level2">
<h2 id="value">Value<a class="anchor" aria-label="anchor" href="#value"></a></h2>
<p>gg object</p>
</div>
<div class="section level2">
<h2 id="ref-examples">Examples<a class="anchor" aria-label="anchor" href="#ref-examples"></a></h2>
<div class="sourceCode"><pre class="sourceCode r"><code><span class="r-in"><span><span class="va">iris</span><span class="op">$</span><span class="va">ord</span><span class="op">&lt;-</span><span class="fu"><a href="https://rdrr.io/r/base/factor.html" class="external-link">factor</a></span><span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/base/sample.html" class="external-link">sample</a></span><span class="op">(</span><span class="fl">1</span><span class="op">:</span><span class="fl">3</span>,size<span class="op">=</span><span class="fu"><a href="https://rdrr.io/r/base/nrow.html" class="external-link">nrow</a></span><span class="op">(</span><span class="va">iris</span><span class="op">)</span>,replace<span class="op">=</span><span class="cn">TRUE</span><span class="op">)</span>,ordered<span class="op">=</span><span class="cn">TRUE</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="va">lm</span> <span class="op">&lt;-</span> <span class="fu">MASS</span><span class="fu">::</span><span class="fu"><a href="https://rdrr.io/pkg/MASS/man/polr.html" class="external-link">polr</a></span><span class="op">(</span><span class="va">ord</span><span class="op">~</span><span class="va">.</span>, data<span class="op">=</span><span class="va">iris</span>, Hess<span class="op">=</span><span class="cn">TRUE</span>, method<span class="op">=</span><span class="st">"logistic"</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="fu">plot_olr</span><span class="op">(</span><span class="va">lm</span>, input<span class="op">=</span><span class="st">"model"</span><span class="op">)</span></span></span>
<span class="r-msg co"><span class="r-pr">#&gt;</span> Waiting for profiling to be done...</span>
<span class="r-plt img"><img src="plot_olr-1.png" alt="" width="700" height="433"></span>
</code></pre></div>
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