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| Treatment group | Occluded area (%) | p- Value | |
|---|---|---|---|
| Preacidic challenge (mean ± SD) | Postacidic challenge (mean ± SD) | ||
| Abbreviation: SD, standard deviation. | |||
| EB@TiO 2 | 97.9 ± 1.3 | 97.1 ± 1.2 | 0.318 |
| Colgate Pro-relief | 88.9 ± 3.2 | 33.9 ± 4.1 | 0.000 |
| Sensodyne repair | 71.3 ± 4.9 | 9.3 ± 2.4 | 0.000 |
