Research Article
Effect of Nd:YAG, Er,Cr:YSGG Laser Irradiation, and Adjunctive Photodynamic Therapy on Push-Out Bond Strength of Zirconia Posts to Radicular Dentin
Table 4
Failure mode types in different research groups.
| | Failure mode | | Research groups ( each) | Root segment | Adhesive-dentin (adhesive failure) | Adhesive-post (cohesive failure) | Mixed (both dentin and adhesive) | Total |
| | Nd:YAG | Apical | 1 | 2 | 0 | 3 | | Cervical | 2 | 1 | 1 | 4 | | Er,Cr:YSGG | Apical | 3 | 1 | 0 | 4 | | Cervical | 4 | 2 | 1 | 7 | | aPDT | Apical | 1 | 1 | 0 | 2 | | Cervical | 3 | 0 | 1 | 4 | | CCS | Apical | 4 | 1 | 1 | 6 | | Cervical | 5 | 1 | 2 | 8 |
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