Comparison of the Degree of Staining of Computer-Aided Design-Computer-Aided Manufacture (CAD-CAM) Ceramic Veneers by Green Tea, Coffee, and Coca-Cola Using a Digital Spectrophotometer

07 February 2023 : Database Analysis

Mohammed H.D. Al Wadei

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DOI: 10.12659/MSM.939341

Med Sci Monit 2023; 29:e939341

Table 3 Bonferroni test to measure mean surface and color changes.

Ceramic thickness	Immersion materials	Tea	Coffee	Coca-Cola
Ra change
0.07 mm Ra	Tea	-----	0.258	0.000*
	Coffee	0.258	-----	0.000*
	Coca-Cola	0.000*	0.000*	-----
1.00 mm Ra	Tea	-----	0.125	0.065
	Coffee	0.125	-----	0.000*
	Coca-Cola	0.065	0.000*	-----
Rz change
0.07 mm Rz	Tea	-----	1.000	0.000*
	Coffee	1.000	-----	0.000*
	Coca-Cola	0.000*	0.000*	-----
1.00 mm Rz	Tea	-----	1.000	0.000*
	Coffee	1.000	-----	0.000*
	Coca-Cola	0.000*	0.000*	-----
Δ change
0.07 mm Δ	Tea	-----	0.000*	0.000*
	Coffee	0.000*	-----	0.290
	Coca-Cola	0.000*	0.290	-----
1.00 mm Δ	Tea	-----	0.224	0.320
	Coffee	0.224	-----	0.126
	Coca-Cola	0.320	0.126	-----