[Table/Fig-2]:
Mean, SD of dentinal hypersensitivity at baseline, immediate after application, after half hour and after 8 days obtained by cold water test
| Group A | N* | Mean | Standard deviation (SD) | |
|---|---|---|---|---|
| Baseline | Group I | 20 | 5.6 | 1.18 |
| Group II | 20 | 5.7 | 1.03 | |
| Group III | 20 | 5.8 | 0.98 | |
| Immediate after application | Group I | 20 | 3.3 | 0.81 |
| Group II | 20 | 3.3 | 0.81 | |
| Group III | 20 | 6.1 | 1.16 | |
| After half hour | Group I | 20 | 3.1 | 0.81 |
| Group II | 20 | 3.1 | 0.78 | |
| Group III | 20 | 6.05 | 1.09 | |
| After 8 days | Group I | 20 | 3.1 | 0.78 |
| Group II | 20 | 2.85 | 0.81 | |
| Group III | 20 | 6.05 | 1.09 |
* significant