TABLE 5.
Success rate according to the quality of root canal fillings and preoperative periapical status
| Factors | Number of roots | Roots with success (%) | OR | 95%CI | Wald χ2 | df | p-value |
|---|---|---|---|---|---|---|---|
| RC filling quality+Periapical lesion | |||||||
| Acceptable+Absent | 91 | 86 (94.5%) | 25.5 | 9.2-70.5 | 38.943 | 1 | <0.001 |
| Acceptable+Present | 50 | 44 (88%) | 10.9 | 4.1-28.8 | 23.043 | 1 | <0.001 |
| Unacceptable+Absent | 136 | 95 (69.9%) | 3.4 | 1.9-6.2 | 16.44 | 1 | <0.001 |
| Unacceptable+Present | 72 | 29 (40.3%) | 1.00 | ||||
OR: Odds ratio, CI: Confidence interval, df: Degrees of freedom