Research Article
[Retracted] EDTA Combined with C-Pilot Files and Microultrasound for Root Canal Calcification: Dredging Effect and Safety Analysis
Table 4
Comparison of therapeutic effects.
| | Marked response | Response | Nonresponse | Overall response rate (%) |
| | Control group | 24 (35.29) | 30 (44.12) | 14 (20.59) | 79.41% | | Research group | 34 (53.13) | 25 (39.06) | 5 (7.81) | 92.19% | | | | | 4.367 | | | | | 0.037 |
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