Digital Models as an Alternative to Plaster Casts in Assessment of Orthodontic Treatment Outcomes

<table class="fixed-width table-group" id="tab2"><tr><td><table class="table"><colgroup><col style="width:13.32em"/><col style="width:9.81em"/><col style="width:6.18em"/><col style="width:8.36em"/><col style="width:6.19em"/></colgroup><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left"> </td><td class="align_center" colspan="3">Improvement scale</td><td class="align_center" rowspan="2">Kappa value</td></tr><tr class="thead"><td class="align_left">  </td><td class="align_center">Worse-No Difference</td><td class="align_center">Improved</td><td class="align_center">Greatly Improved</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">Improvement in plaster cast</td><td class="align_center">5.13 % (2)</td><td class="align_center">25.64 % (10)</td><td class="align_center">69.23 % (27)</td><td class="align_center" rowspan="2">0.834</td></tr><tr><td class="align_left">Improvement in digital model</td><td class="align_center">5.13 % (2)</td><td class="align_center">28.21 % (11)</td><td class="align_center">66.67 % (26)</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Agreement of the categorization of improvement in occlusion with respect to PAR scores.</div>

The Scientific World Journal

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Table 2: Digital Models as an Alternative to Plaster Casts in Assessment of Orthodontic Treatment Outcomes 