UV-Mediated Photofunctionalization of Indirect Restorative Materials Enhances Bonding to a Resin-Based Luting Agent

Table 3

Tensile bond strengths to various substrates: mean(SD) [MPa].

Material	Surface condition	UV-mediated photofunctionalization time			Significance; (; )
		0 min	5 min	15 min
YZr	Noncarbon-adsorbed	25.3 (4.5)^aA	29.2 (5.7)^aA	35.2 (7.7)^bA	240.85; <0.001; 30.69; <0.001; 0.26; 0.773
	Carbon-adsorbed	9.6 (4.1)^aB	14.6 (4.7)^bB	18.9 (4.5)^cB
LDS	Noncarbon-adsorbed	11.8 (3.6)^aA	11.6 (3.6)^aA	12.8 (4.1)^aA	47.99; <0.001; 11.40; <0.001; 5.56; 0.005
	Carbon-adsorbed	5.0 (2.5)^aB	6.8 (3.0)^aB	11.2 (3.4)^bA
Pd-Au	Noncarbon-adsorbed	16.7 (2.7)^aA	17.0 (4.7)^aA	18.5 (4.1)^aA	210.08; <0.001; 22.74; <0.001; 9.18; <0.001
	Carbon-adsorbed	5.1 (1.9)^aB	6.7 (2.2)^aB	13.1 (3.5)^bA