Table 3.
Independent t-test compared positions with each group
| Group | Mean | SD | t-test P-Value | 95% CI
|
||
|---|---|---|---|---|---|---|
| Lower bound | Upper bound | |||||
| G1 | Cervical | 5.938 | 2.332 | 0.402 | 4.172 | 7.703 |
| Apical | 5.180 | 1.533 | 3.414 | 6.946 | ||
| G2 | Cervical | 18.631 | 2.860 | 0.003a | 16.866 | 20.397 |
| Apical | 13.491 | 3.672 | 11.726 | 15.257 | ||
| G3 | Cervical | 11.224 | 4.560 | 0.004a | 9.458 | 12.990 |
| Apical | 5.656 | 2.357 | 3.890 | 7.421 | ||
| G4 | Cervical | 6.980 | 2.358 | 0.053 | 5.214 | 8.746 |
| Apical | 5.251 | 1.186 | 3.485 | 7.016 | ||
Notes: Group 1: 6.15% NaOCL. Group 2: 17% EDTA. Group 3: 6.15% NaOCL+17% EDTA. Group 4: 6.15% NaOCL+0.12% CHX.
a
Values are significant at P<0.05.