Influence of Different Beverages on the Color Stability of Nanocomposite Denture Base Materials

Table 6

Results of Bonferroni’s post hoc test for pairwise comparisons between different groups.

Group	Coffee	Tea	Cola	Water
	value	value	value	value
V0 vs. Z3	<0.001	0.004	0.008	<0.001
V0 vs. Z7	0.119	0.056	0.158	<0.001
V0 vs. T3	0.559	0.673	0.516	0.002
V0 vs. T7	0.999	0.967	0.966	0.725
V0 vs. S3	0.829	0.908	0.804	0.159
V0 vs. S7	0.998	0.999	0.999	0.999
Z3 vs. Z7	0.486	0.967	0.914	0.999
Z3 vs. T3	0.092	0.257	0.531	0.947
Z3 vs. T7	0.002	0.056	0.100	0.012
Z3 vs. S3	0.029	0.098	0.261	0.159
Z3 vs. S7	0.003	0.016	0.031	<0.001
Z7 vs. T3	0.972	0.808	0.992	0.999
Z7 vs. T7	0.290	0.379	0.667	0.048
Z7 vs. S3	0.829	0.523	0.906	0.400
Z7 vs. S7	0.338	0.164	0.372	0.002
T3 vs. T7	0.829	0.993	0.966	0.159
T3 vs. S3	0.999	0.999	0.999	0.725
T3 vs. S7	0.870	0.908	0.804	0.012
T7 vs. S3	0.972	1.000	0.999	0.947
T7 vs. S7	1.000	0.999	0.999	0.947
S3 vs. S7	0.984	0.993	0.966	0.400

Significant at  ≤ 0.05.