highly significantp < 0.001
The results of one-way ANOVA based on ranked data showed highly significant differences in CIE L* mean values among dentine samples of 1 or 2 mm thickness and all the other materials, including enamel ( p < 0.001).
The results of one-way ANOVA based on ranked data showed highly significant differences in CIE L* mean values among dentine samples of 1 or 2 mm thickness and all the other materials, including enamel ( p < 0.001).