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<img src="../logo.svg" class="logo" alt=""><h1>Random MIC Values/Disk Zones/RSI Generation</h1>
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<small class="dont-index">Source: <a href="https://github.com/msberends/AMR/blob/HEAD/R/random.R" class="external-link"><code>R/random.R</code></a></small>
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<div class="d-none name"><code>random.Rd</code></div>
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<div class="ref-description section level2">
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<p>These functions can be used for generating random MIC values and disk diffusion diameters, for AMR data analysis practice. By providing a microorganism and antimicrobial agent, the generated results will reflect reality as much as possible.</p>
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</div>
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<div class="section level2">
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<h2 id="ref-usage">Usage<a class="anchor" aria-label="anchor" href="#ref-usage"></a></h2>
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<div class="sourceCode"><pre class="sourceCode r"><code><span><span class="fu">random_mic</span><span class="op">(</span>size <span class="op">=</span> <span class="cn">NULL</span>, mo <span class="op">=</span> <span class="cn">NULL</span>, ab <span class="op">=</span> <span class="cn">NULL</span>, <span class="va">...</span><span class="op">)</span></span>
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<span></span>
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<span><span class="fu">random_disk</span><span class="op">(</span>size <span class="op">=</span> <span class="cn">NULL</span>, mo <span class="op">=</span> <span class="cn">NULL</span>, ab <span class="op">=</span> <span class="cn">NULL</span>, <span class="va">...</span><span class="op">)</span></span>
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<span></span>
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<span><span class="fu">random_rsi</span><span class="op">(</span>size <span class="op">=</span> <span class="cn">NULL</span>, prob_RSI <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="fl">0.33</span>, <span class="fl">0.33</span>, <span class="fl">0.33</span><span class="op">)</span>, <span class="va">...</span><span class="op">)</span></span></code></pre></div>
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<div class="section level2">
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<h2 id="arguments">Arguments<a class="anchor" aria-label="anchor" href="#arguments"></a></h2>
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<dl><dt>size</dt>
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<dd><p>desired size of the returned vector. If used in a <a href="https://rdrr.io/r/base/data.frame.html" class="external-link">data.frame</a> call or <code>dplyr</code> verb, will get the current (group) size if left blank.</p></dd>
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<dt>mo</dt>
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<dd><p>any <a href="https://rdrr.io/r/base/character.html" class="external-link">character</a> that can be coerced to a valid microorganism code with <code><a href="as.mo.html">as.mo()</a></code></p></dd>
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<dt>ab</dt>
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<dd><p>any <a href="https://rdrr.io/r/base/character.html" class="external-link">character</a> that can be coerced to a valid antimicrobial agent code with <code><a href="as.ab.html">as.ab()</a></code></p></dd>
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<dt>...</dt>
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<dd><p>ignored, only in place to allow future extensions</p></dd>
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<dt>prob_RSI</dt>
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<dd><p>a vector of length 3: the probabilities for "R" (1st value), "S" (2nd value) and "I" (3rd value)</p></dd>
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</dl></div>
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<div class="section level2">
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<h2 id="value">Value<a class="anchor" aria-label="anchor" href="#value"></a></h2>
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<p>class <code><mic></code> for <code>random_mic()</code> (see <code><a href="as.mic.html">as.mic()</a></code>) and class <code><disk></code> for <code>random_disk()</code> (see <code><a href="as.disk.html">as.disk()</a></code>)</p>
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</div>
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<div class="section level2">
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<h2 id="details">Details<a class="anchor" aria-label="anchor" href="#details"></a></h2>
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<p>The base <span style="R">R</span> function <code><a href="https://rdrr.io/r/base/sample.html" class="external-link">sample()</a></code> is used for generating values.</p>
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<p>Generated values are based on the EUCAST 2022 guideline as implemented in the <a href="rsi_translation.html">rsi_translation</a> data set. To create specific generated values per bug or drug, set the <code>mo</code> and/or <code>ab</code> argument.</p>
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</div>
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<div class="section level2">
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<h2 id="ref-examples">Examples<a class="anchor" aria-label="anchor" href="#ref-examples"></a></h2>
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<div class="sourceCode"><pre class="sourceCode r"><code><span class="r-in"><span><span class="fu">random_mic</span><span class="op">(</span><span class="fl">25</span><span class="op">)</span></span></span>
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<span class="r-out co"><span class="r-pr">#></span> Class <mic></span>
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<span class="r-out co"><span class="r-pr">#></span> [1] 2 64 16 >=256 64 128 <=0.001 0.5 8 </span>
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<span class="r-out co"><span class="r-pr">#></span> [10] 16 2 8 8 2 >=256 32 64 0.5 </span>
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<span class="r-out co"><span class="r-pr">#></span> [19] >=256 16 0.5 0.0625 64 0.01 0.125 </span>
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<span class="r-in"><span><span class="fu">random_disk</span><span class="op">(</span><span class="fl">25</span><span class="op">)</span></span></span>
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<span class="r-out co"><span class="r-pr">#></span> Class <disk></span>
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<span class="r-out co"><span class="r-pr">#></span> [1] 41 20 7 37 10 50 20 23 38 32 44 6 34 26 19 46 43 11 32 50 18 12 32 19 37</span>
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<span class="r-in"><span><span class="fu">random_rsi</span><span class="op">(</span><span class="fl">25</span><span class="op">)</span></span></span>
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<span class="r-out co"><span class="r-pr">#></span> Class <rsi></span>
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<span class="r-out co"><span class="r-pr">#></span> [1] S R R R I S I S I R I I S S R R R I R R R I S R R</span>
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<span class="r-in"><span></span></span>
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<span class="r-in"><span><span class="co"># \donttest{</span></span></span>
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<span class="r-in"><span><span class="co"># make the random generation more realistic by setting a bug and/or drug:</span></span></span>
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<span class="r-in"><span><span class="fu">random_mic</span><span class="op">(</span><span class="fl">25</span>, <span class="st">"Klebsiella pneumoniae"</span><span class="op">)</span> <span class="co"># range 0.0625-64</span></span></span>
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<span class="r-out co"><span class="r-pr">#></span> Class <mic></span>
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<span class="r-out co"><span class="r-pr">#></span> [1] 8 32 8 0.005 4 8 0.025 >=64 0.5 0.001 0.025 0.001</span>
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<span class="r-out co"><span class="r-pr">#></span> [13] 0.125 >=64 0.125 0.002 0.01 16 >=64 8 >=64 0.5 0.125 32 </span>
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<span class="r-out co"><span class="r-pr">#></span> [25] 4 </span>
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<span class="r-in"><span><span class="fu">random_mic</span><span class="op">(</span><span class="fl">25</span>, <span class="st">"Klebsiella pneumoniae"</span>, <span class="st">"meropenem"</span><span class="op">)</span> <span class="co"># range 0.0625-16</span></span></span>
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<span class="r-out co"><span class="r-pr">#></span> Class <mic></span>
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<span class="r-out co"><span class="r-pr">#></span> [1] 16 4 8 4 16 8 16 <=1 4 2 4 4 4 2 8 4 <=1 16 16 </span>
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<span class="r-out co"><span class="r-pr">#></span> [20] 2 <=1 <=1 4 16 4 </span>
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<span class="r-in"><span><span class="fu">random_mic</span><span class="op">(</span><span class="fl">25</span>, <span class="st">"Streptococcus pneumoniae"</span>, <span class="st">"meropenem"</span><span class="op">)</span> <span class="co"># range 0.0625-4</span></span></span>
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<span class="r-out co"><span class="r-pr">#></span> Class <mic></span>
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<span class="r-out co"><span class="r-pr">#></span> [1] 0.5 0.125 0.25 0.125 0.125 0.125 4 2 0.0625 0.125 </span>
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<span class="r-out co"><span class="r-pr">#></span> [11] 0.0625 2 0.5 1 1 2 2 4 1 0.125 </span>
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<span class="r-out co"><span class="r-pr">#></span> [21] 2 2 1 0.25 0.5 </span>
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<span class="r-in"><span></span></span>
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<span class="r-in"><span><span class="fu">random_disk</span><span class="op">(</span><span class="fl">25</span>, <span class="st">"Klebsiella pneumoniae"</span><span class="op">)</span> <span class="co"># range 8-50</span></span></span>
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<span class="r-out co"><span class="r-pr">#></span> Class <disk></span>
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<span class="r-out co"><span class="r-pr">#></span> [1] 26 40 17 35 19 24 48 16 44 33 47 16 49 50 37 40 41 22 29 46 47 38 22 49 30</span>
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<span class="r-in"><span><span class="fu">random_disk</span><span class="op">(</span><span class="fl">25</span>, <span class="st">"Klebsiella pneumoniae"</span>, <span class="st">"ampicillin"</span><span class="op">)</span> <span class="co"># range 11-17</span></span></span>
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<span class="r-out co"><span class="r-pr">#></span> Class <disk></span>
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<span class="r-out co"><span class="r-pr">#></span> [1] 16 13 14 15 14 16 17 16 14 11 16 17 12 14 14 12 11 17 13 12 12 11 14 14 15</span>
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<span class="r-in"><span><span class="fu">random_disk</span><span class="op">(</span><span class="fl">25</span>, <span class="st">"Streptococcus pneumoniae"</span>, <span class="st">"ampicillin"</span><span class="op">)</span> <span class="co"># range 12-27</span></span></span>
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<span class="r-out co"><span class="r-pr">#></span> Class <disk></span>
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<span class="r-out co"><span class="r-pr">#></span> [1] 23 23 21 23 20 23 18 20 18 27 25 17 16 26 22 20 17 20 19 23 20 24 24 18 25</span>
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<span class="r-in"><span><span class="co"># }</span></span></span>
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</code></pre></div>
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<p></p><p><code>AMR</code> (for R). Developed at the <a target="_blank" href="https://www.rug.nl" class="external-link">University of Groningen</a> in collaboration with non-profit organisations<br><a target="_blank" href="https://www.certe.nl" class="external-link">Certe Medical Diagnostics and Advice Foundation</a> and <a target="_blank" href="https://www.umcg.nl" class="external-link">University Medical Center Groningen</a>.</p>
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