Table 2. Mean and standard deviation of erosion depth (in µm) of sealant materials and enamel after 3 days of exposure to different solutions, obtained by the profilometry analysis (n = 240).
| Material | Acidic challenge | |||
|---|---|---|---|---|
|
| ||||
| Water (Ctrl) | Orange juice | Coke drink | Citric acid | |
| Enamel (Ctrl) | 0.23 (0.18) Ac | 26.86 (7.54) Ab | 18.53 (19.04) Ab | 78.13 (26.06) Aa |
| Fuji IX | 2.51 (2.29) Ab | 1.86 (1.13) Bb | 4.76 (1.91) Bb | 32.02 (5.83) Ca |
| Ketac Molar | 1.93 (0.98) Ab | 1.81 (1.14) Bb | 2.12 (3.36) Bb | 15.24 (6.81) Da |
| Equia | 1.15 (0.47) Ab | 0.55 (0.35) Bb | 0.87 (1.23) Bb | 13.39 (4.17) Ea |
| Fuji II | 3.15 (2.26) Ab | 3.98 (2.55) Bb | 6.34 (4.68) A,Bb | 51.60 (8.01) Ba |
| Clinpro | 0.32 (0.41) Aa | 0.85 (0.58) Ba | 0.65 (0.48) Ba | 1.06 (0.56) Fa |
Different upper-case letters: statistical difference (p<0.05) considering the material factor (column); Different lower-case letters: statistical difference (p<0.05) considering the solution factor (lines).