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<strong>Table 5.</strong><span>
<span>Crude and adjusted OR for doctor-diagnosed AR based on HD use in the past further stratified by duration</span>
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<th colspan="1" rowspan="2" align="left" valign="top">Characteristics</th>
<th colspan="1" rowspan="2" align="center" valign="top">Category</th>
<th colspan="2" rowspan="1" align="center" valign="top">Model 1<sup>a</sup>
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<th colspan="2" rowspan="1" align="center" valign="top">Model 2<sup>b</sup>
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<th colspan="2" rowspan="1" align="center" valign="top">Model 3<sup>c</sup>
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<th colspan="1" rowspan="1" align="center" valign="top">OR</th>
<th colspan="1" rowspan="1" align="center" valign="top">95% CI</th>
<th colspan="1" rowspan="1" align="center" valign="top">OR</th>
<th colspan="1" rowspan="1" align="center" valign="top">95% CI</th>
<th colspan="1" rowspan="1" align="center" valign="top">OR</th>
<th colspan="1" rowspan="1" align="center" valign="top">95% CI</th>
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<td valign="top" colspan="1" rowspan="3" align="left">Have ever used HD</td>
<td valign="top" colspan="1" rowspan="1" align="left">No</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.00</td>
<td valign="top" colspan="1" rowspan="1" align="center">-</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.00</td>
<td valign="top" colspan="1" rowspan="1" align="center">-</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.00</td>
<td valign="top" colspan="1" rowspan="1" align="center">-</td>
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<td valign="top" colspan="1" rowspan="1" align="left">Yes (less than 3 months)</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.34</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.01–1.77</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.34</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.00–1.81</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.26</td>
<td valign="top" colspan="1" rowspan="1" align="center">0.91–1.75</td>
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<td valign="top" colspan="1" rowspan="1" align="left">Yes (greater than or equal to 3 months)</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.57</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.14–2.17</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.55</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.09–2.21</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.46</td>
<td valign="top" colspan="1" rowspan="1" align="center">0.99–2.16</td>
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<td valign="top" colspan="1" rowspan="4" align="left">Have used PHMG/PGH-containing HD</td>
<td valign="top" colspan="1" rowspan="1" align="left">Have never used HD</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.00</td>
<td valign="top" colspan="1" rowspan="1" align="center">-</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.00</td>
<td valign="top" colspan="1" rowspan="1" align="center">-</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.00</td>
<td valign="top" colspan="1" rowspan="1" align="center">-</td>
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<td valign="top" colspan="1" rowspan="1" align="left">No, but have used other types</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.12</td>
<td valign="top" colspan="1" rowspan="1" align="center">0.80–1.57</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.20</td>
<td valign="top" colspan="1" rowspan="1" align="center">0.83–1.73</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.22</td>
<td valign="top" colspan="1" rowspan="1" align="center">0.81–1.82</td>
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<td valign="top" colspan="1" rowspan="1" align="left">Yes (less than 3 months)</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.60</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.13–2.27</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.52</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.05–2.20</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.39</td>
<td valign="top" colspan="1" rowspan="1" align="center">0.92–2.32</td>
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<td valign="top" colspan="1" rowspan="1" align="left">Yes (greater than or equal to 3 months)</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.74</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.18–2.58</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.66</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.08–2.54</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.45</td>
<td valign="top" colspan="1" rowspan="1" align="center">0.90–2.33</td>
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<td valign="top" colspan="1" rowspan="4" align="left">Have used CMIT/MIT-containing HD</td>
<td valign="top" colspan="1" rowspan="1" align="left">Have never used HD</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.00</td>
<td valign="top" colspan="1" rowspan="1" align="center">-</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.00</td>
<td valign="top" colspan="1" rowspan="1" align="center">-</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.00</td>
<td valign="top" colspan="1" rowspan="1" align="center">-</td>
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<td valign="top" colspan="1" rowspan="1" align="left">No, but have used other types</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.56</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.19–2.05</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.47</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.09–1.97</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.28</td>
<td valign="top" colspan="1" rowspan="1" align="center">0.93–1.77</td>
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<td valign="top" colspan="1" rowspan="1" align="left">Yes (less than 3 months)</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.00</td>
<td valign="top" colspan="1" rowspan="1" align="center">0.64–1.56</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.04</td>
<td valign="top" colspan="1" rowspan="1" align="center">0.64–1.69</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.04</td>
<td valign="top" colspan="1" rowspan="1" align="center">0.61–1.76</td>
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<td valign="top" colspan="1" rowspan="1" align="left">Yes (greater than or equal to 3 months)</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.59</td>
<td valign="top" colspan="1" rowspan="1" align="center">0.99–2.56</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.83</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.09–3.06</td>
<td valign="top" colspan="1" rowspan="1" align="center">2.08</td>
<td valign="top" colspan="1" rowspan="1" align="center">1.17–3.69</td>
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<p>Analyzed by multiple logistic regression model.</p>
<p>OR: odds ratio; AR: allergic rhinitis; HD: humidifier disinfectant; CI: confidence interval; PHMG: polyhexamethylene guanidine; PGH: oligo(2-[2-ethoxy]-ethoxyethyl)guanidinium; CMIT: chloromethylisothiazolinone; MIT: methylisothiazolinone.</p>
<p><sup>a</sup>Unadjusted; <sup>b</sup>Adjusted for sex, paternal/maternal occupation and household income; <sup>c</sup>Model 2 + additionally adjusted for past medical history of asthma, parental history of AR and presence of mold at the residence.</p>
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<td><font class="smallText">##SYNAPSE : ARTICLE PUBLISH INFO##<br><span class="FigureTableDOI"><a href="https://doi.org/10.35371/aoem.2020.32.e9">https://doi.org/10.35371/aoem.2020.32.e9</a></span></font></td>
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<td><font class="smallText">Copyright © 2020 Korean Society of Occupational & Environmental Medicine</font></td>
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