Research Article
Do Different Tooth Bleaching–Remineralizing Regimens Affect the Bleaching Effectiveness and Enamel Microhardness In Vitro?
Table 2
Means, standard deviations (SD), minimum and maximum values of color variables (ΔL, Δa, Δb) among the experimental groups.
| Study groups | Mean ΔL ± SD | Mean Δa ± SD | Mean Δb ± SD |
| B | 8.90 ± | −2.15 ± 0.71ac | −2.80 ± 0.66a | FHA/B | 7.56 ± 2.45a | −0.71 ± 0.47b | −1.60 ± 1.46ab | FHA + B | 4.42 ± 1.42b | −1.50 ± 0.75a | −1.27 ± 0.51b | B/FHA | 6.23 ± 1.8ab | −1.73 ± 0.55a | −2.82 ± 0.80a | NaF/B | 7.55 ± 2.69a | −1.56 ± 0.75a | −2.90 ± 0.89a | NaF + B | 7.65 ± 2.73a | −2.58 ± 0.69c | −4.21 ± 0.79c | B/NaF | 9.50 ± 3.46a | −1.76 ± 0.73ac | −2.88 ± 0.93a | One-way analysis of variance (ANOVA) | F = 21.43, | F = 24.53, | F = 29.92, |
|
|
Mean values with the same superscript letters are not statistically significant at . |