highly significantp < 0.001
Overall Analysis of ΔE 00 The three-way repeated measures ANOVA ( Table 2 ) revealed highly significant main effects for Material (F = 184.15, p < 0.001, η p 2 = 0.672), Beverage (F = 472.31, p < 0.001, η p 2 = 0.955), and Immersion time (F = 1165.49, p < 0.001, η p 2 = 0.928).