Table 3: Means and standard deviations of ΔE00* values for the resin composites in the different immersion solutions.
| Resin composite / Immersion solution | Filtek Z350 XT | Filtek Z250 XT | Z100 | Transbond XT | p -value |
|---|---|---|---|---|---|
| Red wine | 16.74 (5.85) A, a | 12.37 (1.73) A, a | 12.27 (1.03) A, a | 5.54 (1.91) A, c | 0.0475* |
| Coffee | 10.78 (2.99) B, a | 10.47 (2.40) A, ab | 7.27 (1.83) B, bc | 5.40 (0.72) A, c | 0.0028* |
| Dark beer | 2.94 (0.85) C, a | 1.38 (1.10) B, b | 2.77 (0.76) C, a | 0.90 (0.38) B, b | 0.0022* |
| Regular beer | 1.56 (0.68) C, a | 1.62 (0.54) B, a | 1.92 (0.82) CD, a | 1.16 (0.75) B, a | 0.4670 |
| White wine | 1.17 (0.59) C, a | 1.66 (1.33) B, a | 0.69 (0.63) D, a | 1.53 (1.20) B, a | 0.4449 |
| Deionized water (control) | 1.20 (0.74) C, a | 1.72 (0.57) B, ab | 0.52 (0.34) D, b | 1.14 (0.78) B, ab | 0.5000 |
| p-value | < 0.0001* | < 0.0001* | < 0.001* | < 0.0001* | - |
*Statistical significance according to ANOVA and Tukey, p<0.05. Different uppercase letters in the same column represent statistical difference with 95% confidence. Different lowercase letters in the same line represent statistical difference with 95% confidence.