. 2016 Jun 20;9(6):491. doi: 10.3390/ma9060491

Table 2.

Descriptive statistics of the CieLab-System parameters (mean, standard deviation (SD) of veneering materials together with VITA EasyShade evaluations.

VITA EasyShade	Lab-Values	VITA Mark II	VITA Enamic	LAVA Ultimate	IPS e.max CAD
VITA EasyShade	Lab-Values	A2	A3.5	B2	B3
CieLab-System	L mean (SD)	62.7 (1.3) ^b	60.4 (1.3) ^a	60.1 (1.9) ^a	62.7 (0.7) ^b
	a mean (SD)	−0.1 (0.6) ^c	0.9 (0.7) ^d	−1.6 (0.4) ^a	−0.5 (0.8) ^b
	b mean (SD)	9.0 (2.9) ^b	11.5 (2.4) ^c	2.4 (2.3) ^a	9.7 (2.4) ^b
	E mean (SD)	63.4 (1.5) ^c	61.5 (1.7) ^b	60.2 (1.9) ^a	63.6 (0.9) ^b

^a,b,c,d different letters show significant differences between tested veneering materials within one CieLab-System parameter.