Table 3. Results of ANOVA test within devices and paired t-test between devices indicating in vivo measurement differences in CIE L^*, a^*, and b^* color parameters.

	ANOVA test		Paired t-test
	Device 1	Device 2
L*	F (2,267) = 1.185, P = .307	F (2,267) = 1.007, P = .367	t (89) = −9.205, P < .001
a*	F (2,267) = 0.017, P = .983	F (2,267) = 0.002, P = .998	t (89) = 9.081, P < .001
b*	F (2,267) = 0.017, P = .983	F (2,267) = 0.105, P = .901	t (89) = −3.839, P < .001