06 March 2024 : Laboratory Research
Impact of Auxiliary Features on Retention of Short Dental Crowns: An In-Vitro Analysis of Box and Groove Preparations
Mohammed E. Sayed
1ADE*, Amit Porwal 1AEF, Bassam Ali Hamdi 2BCE, Salman Y. Hurubi 2ABCDEFG, Abdulwahab Khalid Hakami 2ABCDEFG, Abdullah J. Hakami 2CEG, Abdulwahab M. Dighriri 2CFG, Yaser A. Jad 2CE, Saeed M. Alqahtani 3DG, Ebrahim Fihaid Alsubaiy 3DG, Mohammed A. Alfaifi 3DE, Majed S. Altoman 3DG, Hossam F. Jokhadar 4BFG, Saad Saleh AlResayes 5BF
DOI: 10.12659/MSM.943401
Med Sci Monit 2024; 30:e943401
Table 3 Post hoc Fisher least significant difference test showing differences in zirconia (A) and metal crown (B) group means and multiple comparison of pull-off force values (N).
| Group | A1 | A2 | A3 | A4 | B1 | B2 | B3 | B4 |
|---|---|---|---|---|---|---|---|---|
| MD/P | MD/P | MD/P | MD/P | MD/P | MD/P | MD/P/P | MD/P | |
| A1 | X | 1.14 | −0.56 | −0.88 | −3.85 | −0.75 | −3.66 | −4.34 |
| A2 | =0.031* | X | −1.70 | −2.02 | −4.99 | −1.89 | −4.80 | −5.47 |
| A3 | =0.28 | =0.002* | X | −0.33 | −3.29 | −0.19 | −3.10 | −3.78 |
| A4 | =0.091 | <0.001* | =0.530 | X | −2.97 | 0.13 | −2.78 | −3.45 |
| B1 | <0.001* | <0.001* | <0.001* | <0.001* | X | 3.10 | 0.19 | −0.48 |
| B2 | =0.150 | <0.001* | =0.709 | =0.798 | <0.001* | X | −2.91 | −3.58 |
| B3 | <0.001* | <0.001* | <0.001* | <0.001* | =0.717 | <0.001* | X | −0.67 |
| B4 | <0.001* | <0.001* | <0.001* | <0.001* | =0.351 | <0.001* | =0.197 | X |
| * 0.001, statistically significant; MD – mean difference. | ||||||||