Effect of Hydroxyapatite Coating in Combination with Physical Modifications on Microshear Bond Strength of Zirconia to Resin Cement

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left">Groups</td><td class="align_center">Mean (MPa)</td><td class="align_center">Standard deviation</td><td class="align_center">Minimum</td><td class="align_center">Maximum</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">(1) Sandblasting with Al<sub>2</sub>O<sub>3</sub></td><td class="align_center">16.93</td><td class="align_center">4.9</td><td class="align_center">10.3</td><td class="align_center">26.4</td></tr><tr><td class="align_left">(2) HA coating</td><td class="align_center">16.14</td><td class="align_center">5.4</td><td class="align_center">7.9</td><td class="align_center">26</td></tr><tr><td class="align_left">(3) Sandblasting + HA coating</td><td class="align_center">19.4</td><td class="align_center">5.2</td><td class="align_center">9.5</td><td class="align_center">28.6</td></tr><tr><td class="align_left">(4) Er, Cr: YSGG + HA coating</td><td class="align_center">16.21</td><td class="align_center">3.7</td><td class="align_center">10.9</td><td class="align_center">23.6</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Central dispersion indices of <i>μ</i>SBS of resin cement on zirconia surface in different preparation groups.</div>

International Journal of Dentistry

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Table 1

Table 1: Effect of Hydroxyapatite Coating in Combination with Physical Modifications on Microshear Bond Strength of Zirconia to Resin Cement 