Table 2. Mean (SD) diameter of P. melaninogenicus’s zones of inhibition with 3 root canal sealers.
| Sealer | 3rd Day | 5th Day | 7th Day | P value |
| AH26 | 38.5 (2.168) | 39 (2.85) | 39 (2.85) | 0.334 |
| Apexit | 0.0 (0.0) | 0.0 (0.0) | 0.0 (0.0) | - |
| Pure ZOE | 16.8 (2.24) | 15.66 (2.43) | 15.66 (2.43) | 0.016 |
| P value | 0.001 | 0.001 | 0.001 |