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v1.7.0
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@ -39,7 +39,7 @@
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<a class="navbar-link" href="../index.html">AMR (for R)</a>
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<span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="Latest development version">1.6.0.9011</span>
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<span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="Latest development version">1.7.0</span>
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@ -47,14 +47,14 @@
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@ -63,77 +63,77 @@
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Conduct AMR analysis
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Conduct principal component analysis for AMR
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Determine multi-drug resistance (MDR)
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Import data from SPSS/SAS/Stata
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Get properties of a microorganism
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Get properties of an antibiotic
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Other: benchmarks
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@ -142,21 +142,21 @@
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@ -165,14 +165,14 @@
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@ -187,14 +187,13 @@
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</header><link href="SPSS_files/anchor-sections-1.0/anchor-sections.css" rel="stylesheet">
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<script src="SPSS_files/anchor-sections-1.0/anchor-sections.js"></script><div class="row">
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</header><script src="SPSS_files/header-attrs-2.8/header-attrs.js"></script><div class="row">
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<div class="col-md-9 contents">
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<div class="page-header toc-ignore">
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<h1 data-toc-skip>How to import data from SPSS / SAS / Stata</h1>
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<h4 class="author">Matthijs S. Berends</h4>
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<h4 class="date">27 April 2021</h4>
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<h4 class="date">24 May 2021</h4>
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<small class="dont-index">Source: <a href="https://github.com/msberends/AMR/blob/master/vignettes/SPSS.Rmd"><code>vignettes/SPSS.Rmd</code></a></small>
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<div class="hidden name"><code>SPSS.Rmd</code></div>
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@ -229,7 +228,7 @@
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</li>
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<li>
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<p><strong>R has a huge community.</strong></p>
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||||
<p>Many R users just ask questions on websites like <a href="https://stackoverflow.com">StackOverflow.com</a>, the largest online community for programmers. At the time of writing, <a href="https://stackoverflow.com/questions/tagged/r?sort=votes">398,952 R-related questions</a> have already been asked on this platform (that covers questions and answers for any programming language). In my own experience, most questions are answered within a couple of minutes.</p>
|
||||
<p>Many R users just ask questions on websites like <a href="https://stackoverflow.com">StackOverflow.com</a>, the largest online community for programmers. At the time of writing, <a href="https://stackoverflow.com/questions/tagged/r?sort=votes">403,383 R-related questions</a> have already been asked on this platform (that covers questions and answers for any programming language). In my own experience, most questions are answered within a couple of minutes.</p>
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</li>
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||||
<li>
|
||||
<p><strong>R understands any data type, including SPSS/SAS/Stata.</strong></p>
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@ -248,8 +247,8 @@
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</li>
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</ul>
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<p>To demonstrate the first point:</p>
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<div class="sourceCode" id="cb1"><pre class="downlit">
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<span class="co"># not all values are valid MIC values:</span>
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||||
<div class="sourceCode" id="cb1"><pre class="downlit sourceCode r">
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||||
<code class="sourceCode R"><span class="co"># not all values are valid MIC values:</span>
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||||
<span class="fu"><a href="../reference/as.mic.html">as.mic</a></span><span class="op">(</span><span class="fl">0.125</span><span class="op">)</span>
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||||
<span class="co"># Class <mic></span>
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||||
<span class="co"># [1] 0.125</span>
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@ -280,7 +279,7 @@
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<span class="co"># [4] "fluclox" "flucloxacilina" "flucloxacillin" </span>
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||||
<span class="co"># [7] "flucloxacilline" "flucloxacillinum" "fluorochloroxacillin"</span>
|
||||
<span class="fu"><a href="../reference/ab_property.html">ab_atc</a></span><span class="op">(</span><span class="st">"floxapen"</span><span class="op">)</span>
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||||
<span class="co"># [1] "J01CF05"</span></pre></div>
|
||||
<span class="co"># [1] "J01CF05"</span></code></pre></div>
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</div>
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<div id="import-data-from-spsssasstata" class="section level2">
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<h2 class="hasAnchor">
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@ -296,8 +295,8 @@
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<p><img src="https://github.com/msberends/AMR/raw/master/docs/import2.png"></p>
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<p>If you want named variables to be imported as factors so it resembles SPSS more, use <code><a href="https://haven.tidyverse.org/reference/as_factor.html">as_factor()</a></code>.</p>
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||||
<p>The difference is this:</p>
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||||
<div class="sourceCode" id="cb2"><pre class="downlit">
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||||
<span class="va">SPSS_data</span>
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<div class="sourceCode" id="cb2"><pre class="downlit sourceCode r">
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<code class="sourceCode R"><span class="va">SPSS_data</span>
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<span class="co"># # A tibble: 4,203 x 4</span>
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<span class="co"># v001 sex status statusage</span>
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<span class="co"># <dbl> <dbl+lbl> <dbl+lbl> <dbl></span>
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@ -327,74 +326,74 @@
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<span class="co"># 8 10011 Male alive 73.1</span>
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<span class="co"># 9 10017 Male alive 56.7</span>
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||||
<span class="co"># 10 10018 Female alive 66.6</span>
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<span class="co"># # … with 4,193 more rows</span></pre></div>
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<span class="co"># # … with 4,193 more rows</span></code></pre></div>
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</div>
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<div id="base-r" class="section level3">
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<h3 class="hasAnchor">
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<a href="#base-r" class="anchor"></a>Base R</h3>
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||||
<p>To import data from SPSS, SAS or Stata, you can use the <a href="https://haven.tidyverse.org/">great <code>haven</code> package</a> yourself:</p>
|
||||
<div class="sourceCode" id="cb3"><pre class="downlit">
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||||
<span class="co"># download and install the latest version:</span>
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||||
<div class="sourceCode" id="cb3"><pre class="downlit sourceCode r">
|
||||
<code class="sourceCode R"><span class="co"># download and install the latest version:</span>
|
||||
<span class="fu"><a href="https://rdrr.io/r/utils/install.packages.html">install.packages</a></span><span class="op">(</span><span class="st">"haven"</span><span class="op">)</span>
|
||||
<span class="co"># load the package you just installed:</span>
|
||||
<span class="kw"><a href="https://rdrr.io/r/base/library.html">library</a></span><span class="op">(</span><span class="va"><a href="http://haven.tidyverse.org">haven</a></span><span class="op">)</span> </pre></div>
|
||||
<span class="kw"><a href="https://rdrr.io/r/base/library.html">library</a></span><span class="op">(</span><span class="va"><a href="https://haven.tidyverse.org">haven</a></span><span class="op">)</span> </code></pre></div>
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<p>You can now import files as follows:</p>
|
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<div id="spss" class="section level4">
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<h4 class="hasAnchor">
|
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<a href="#spss" class="anchor"></a>SPSS</h4>
|
||||
<p>To read files from SPSS into R:</p>
|
||||
<div class="sourceCode" id="cb4"><pre class="downlit">
|
||||
<span class="co"># read any SPSS file based on file extension (best way):</span>
|
||||
<div class="sourceCode" id="cb4"><pre class="downlit sourceCode r">
|
||||
<code class="sourceCode R"><span class="co"># read any SPSS file based on file extension (best way):</span>
|
||||
<span class="fu"><a href="https://haven.tidyverse.org/reference/read_spss.html">read_spss</a></span><span class="op">(</span>file <span class="op">=</span> <span class="st">"path/to/file"</span><span class="op">)</span>
|
||||
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||||
<span class="co"># read .sav or .zsav file:</span>
|
||||
<span class="fu"><a href="https://haven.tidyverse.org/reference/read_spss.html">read_sav</a></span><span class="op">(</span>file <span class="op">=</span> <span class="st">"path/to/file"</span><span class="op">)</span>
|
||||
|
||||
<span class="co"># read .por file:</span>
|
||||
<span class="fu"><a href="https://haven.tidyverse.org/reference/read_spss.html">read_por</a></span><span class="op">(</span>file <span class="op">=</span> <span class="st">"path/to/file"</span><span class="op">)</span></pre></div>
|
||||
<span class="fu"><a href="https://haven.tidyverse.org/reference/read_spss.html">read_por</a></span><span class="op">(</span>file <span class="op">=</span> <span class="st">"path/to/file"</span><span class="op">)</span></code></pre></div>
|
||||
<p>Do not forget about <code><a href="https://haven.tidyverse.org/reference/as_factor.html">as_factor()</a></code>, as mentioned above.</p>
|
||||
<p>To export your R objects to the SPSS file format:</p>
|
||||
<div class="sourceCode" id="cb5"><pre class="downlit">
|
||||
<span class="co"># save as .sav file:</span>
|
||||
<div class="sourceCode" id="cb5"><pre class="downlit sourceCode r">
|
||||
<code class="sourceCode R"><span class="co"># save as .sav file:</span>
|
||||
<span class="fu"><a href="https://haven.tidyverse.org/reference/read_spss.html">write_sav</a></span><span class="op">(</span>data <span class="op">=</span> <span class="va">yourdata</span>, path <span class="op">=</span> <span class="st">"path/to/file"</span><span class="op">)</span>
|
||||
|
||||
<span class="co"># save as compressed .zsav file:</span>
|
||||
<span class="fu"><a href="https://haven.tidyverse.org/reference/read_spss.html">write_sav</a></span><span class="op">(</span>data <span class="op">=</span> <span class="va">yourdata</span>, path <span class="op">=</span> <span class="st">"path/to/file"</span>, compress <span class="op">=</span> <span class="cn">TRUE</span><span class="op">)</span></pre></div>
|
||||
<span class="fu"><a href="https://haven.tidyverse.org/reference/read_spss.html">write_sav</a></span><span class="op">(</span>data <span class="op">=</span> <span class="va">yourdata</span>, path <span class="op">=</span> <span class="st">"path/to/file"</span>, compress <span class="op">=</span> <span class="cn">TRUE</span><span class="op">)</span></code></pre></div>
|
||||
</div>
|
||||
<div id="sas" class="section level4">
|
||||
<h4 class="hasAnchor">
|
||||
<a href="#sas" class="anchor"></a>SAS</h4>
|
||||
<p>To read files from SAS into R:</p>
|
||||
<div class="sourceCode" id="cb6"><pre class="downlit">
|
||||
<span class="co"># read .sas7bdat + .sas7bcat files:</span>
|
||||
<div class="sourceCode" id="cb6"><pre class="downlit sourceCode r">
|
||||
<code class="sourceCode R"><span class="co"># read .sas7bdat + .sas7bcat files:</span>
|
||||
<span class="fu"><a href="https://haven.tidyverse.org/reference/read_sas.html">read_sas</a></span><span class="op">(</span>data_file <span class="op">=</span> <span class="st">"path/to/file"</span>, catalog_file <span class="op">=</span> <span class="cn">NULL</span><span class="op">)</span>
|
||||
|
||||
<span class="co"># read SAS transport files (version 5 and version 8):</span>
|
||||
<span class="fu"><a href="https://haven.tidyverse.org/reference/read_xpt.html">read_xpt</a></span><span class="op">(</span>file <span class="op">=</span> <span class="st">"path/to/file"</span><span class="op">)</span></pre></div>
|
||||
<span class="fu"><a href="https://haven.tidyverse.org/reference/read_xpt.html">read_xpt</a></span><span class="op">(</span>file <span class="op">=</span> <span class="st">"path/to/file"</span><span class="op">)</span></code></pre></div>
|
||||
<p>To export your R objects to the SAS file format:</p>
|
||||
<div class="sourceCode" id="cb7"><pre class="downlit">
|
||||
<span class="co"># save as regular SAS file:</span>
|
||||
<div class="sourceCode" id="cb7"><pre class="downlit sourceCode r">
|
||||
<code class="sourceCode R"><span class="co"># save as regular SAS file:</span>
|
||||
<span class="fu"><a href="https://haven.tidyverse.org/reference/read_sas.html">write_sas</a></span><span class="op">(</span>data <span class="op">=</span> <span class="va">yourdata</span>, path <span class="op">=</span> <span class="st">"path/to/file"</span><span class="op">)</span>
|
||||
|
||||
<span class="co"># the SAS transport format is an open format </span>
|
||||
<span class="co"># (required for submission of the data to the FDA)</span>
|
||||
<span class="fu"><a href="https://haven.tidyverse.org/reference/read_xpt.html">write_xpt</a></span><span class="op">(</span>data <span class="op">=</span> <span class="va">yourdata</span>, path <span class="op">=</span> <span class="st">"path/to/file"</span>, version <span class="op">=</span> <span class="fl">8</span><span class="op">)</span></pre></div>
|
||||
<span class="fu"><a href="https://haven.tidyverse.org/reference/read_xpt.html">write_xpt</a></span><span class="op">(</span>data <span class="op">=</span> <span class="va">yourdata</span>, path <span class="op">=</span> <span class="st">"path/to/file"</span>, version <span class="op">=</span> <span class="fl">8</span><span class="op">)</span></code></pre></div>
|
||||
</div>
|
||||
<div id="stata" class="section level4">
|
||||
<h4 class="hasAnchor">
|
||||
<a href="#stata" class="anchor"></a>Stata</h4>
|
||||
<p>To read files from Stata into R:</p>
|
||||
<div class="sourceCode" id="cb8"><pre class="downlit">
|
||||
<span class="co"># read .dta file:</span>
|
||||
<div class="sourceCode" id="cb8"><pre class="downlit sourceCode r">
|
||||
<code class="sourceCode R"><span class="co"># read .dta file:</span>
|
||||
<span class="fu"><a href="https://haven.tidyverse.org/reference/read_dta.html">read_stata</a></span><span class="op">(</span>file <span class="op">=</span> <span class="st">"/path/to/file"</span><span class="op">)</span>
|
||||
|
||||
<span class="co"># works exactly the same:</span>
|
||||
<span class="fu"><a href="https://haven.tidyverse.org/reference/read_dta.html">read_dta</a></span><span class="op">(</span>file <span class="op">=</span> <span class="st">"/path/to/file"</span><span class="op">)</span></pre></div>
|
||||
<span class="fu"><a href="https://haven.tidyverse.org/reference/read_dta.html">read_dta</a></span><span class="op">(</span>file <span class="op">=</span> <span class="st">"/path/to/file"</span><span class="op">)</span></code></pre></div>
|
||||
<p>To export your R objects to the Stata file format:</p>
|
||||
<div class="sourceCode" id="cb9"><pre class="downlit">
|
||||
<span class="co"># save as .dta file, Stata version 14:</span>
|
||||
<div class="sourceCode" id="cb9"><pre class="downlit sourceCode r">
|
||||
<code class="sourceCode R"><span class="co"># save as .dta file, Stata version 14:</span>
|
||||
<span class="co"># (supports Stata v8 until v15 at the time of writing)</span>
|
||||
<span class="fu"><a href="https://haven.tidyverse.org/reference/read_dta.html">write_dta</a></span><span class="op">(</span>data <span class="op">=</span> <span class="va">yourdata</span>, path <span class="op">=</span> <span class="st">"/path/to/file"</span>, version <span class="op">=</span> <span class="fl">14</span><span class="op">)</span></pre></div>
|
||||
<span class="fu"><a href="https://haven.tidyverse.org/reference/read_dta.html">write_dta</a></span><span class="op">(</span>data <span class="op">=</span> <span class="va">yourdata</span>, path <span class="op">=</span> <span class="st">"/path/to/file"</span>, version <span class="op">=</span> <span class="fl">14</span><span class="op">)</span></code></pre></div>
|
||||
</div>
|
||||
</div>
|
||||
</div>
|
||||
|
Reference in New Issue
Block a user