Research Article
Effect of Heat Softening versus Ultrasonic Removal of Root-End Gutta-Percha on the Quality of Root-End Preparation for Endodontic Microsurgery
Table 4
Results of the evaluation of root-end preparation.
| | AS3D | AS3D+MSE | | Jetip-2 | Jetip-2+MSE | |
| Number of microcracks | A | 0 | 7 | 0.005 | 0 | 8 | 0.001 | B | 6 | 2 | 7 | 1 | C | 4 | 1 | 3 | 1 | D | 0 | 0 | 0 | 0 | Type of microcracks | I | 13 | 7 | 0.044 | 12 | 7 | 0.036 | II | 19 | 4 | 20 | 6 | III | 13 | 0 | 10 | 0 | Cavity margin integrity | 1 | 1 | 7 | 0.047 | 0 | 7 | 0.010 | 2 | 4 | 2 | 5 | 1 | 3 | 4 | 1 | 4 | 2 | 4 | 1 | 0 | 1 | 0 | Presence of gutta-percha | A | 1 (10%) | 7 (70%) | 0.037 | 2 (20%) | 8 (80%) | 0.041 | B | 4 (40%) | 2 (20%) | 4 (40%) | 2 (20%) | C | 2 (20%) | 1 (10%) | 2 (20%) | 0 | D | 3 (30%) | 0 | 2 (20%) | 0 | E | 0 | 0 | 0 | 0 |
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