-----------------------------</span>
<span class="co"># Clean survey data </span>
<span class="co"># JR - 2018-10-16</span>
<span class="co"># ------------------------------------------------------------</span>

<span class="co"># T0 (baseline) data -----------------------------------------</span>
t0 &lt;-<span class="st"> </span><span class="kw">read.csv</span>(<span class="st">&quot;data/raw/surveys/sur_t0_2018_06_10.csv&quot;</span>)

<span class="co"># inject study ID, from study key file --------------