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Comparison of the control group versus potassium nitrate
| Groups | Sample size | After preparation | After applying desensitizing agents | Before cementation | Follow-up |
|---|---|---|---|---|---|
| Water (control) | 28 | 2.893 | 2.857 | 2.464 | 0.786 |
| Potassium nitrate | 25 | 2.406 | 1.84 | 1.4 | 0.16 |
