Table 2.

Δ E for Different CAD/CAM Ceramics on Translucency and Color Masking of Different Substrates.

	A3.5		Black		P1 value	White		P2 value	Nickel chromium		P3 value	Zirconia		P4 value
	Mean	SD	Mean	SD		Mean	SD		Mean	SD		Mean	SD
ENA	0.77	0.68	1.33	0.92	<0.001*	1.77	1.46	<0.001*	1.26	1.20	<0.001*	1.53	1.33	<0.001*
MAX	0.63	0.40	0.78	0.59	0.002*	1.06	0.63	<0.001*	0.68	0.41	0.142	0.76	0.54	0.003*
SUP	2.24	2.36	2.71	2.45	0.013	1.63	1.66	<0.001*	2.28	2.45	0.915	1.08	0.78	<0.001*
CEL	1.29	0.74	1.37	0.85	0.213	1.15	0.77	0.078	1.07	0.66	<0.001*	1.06	0.71	0.002*

¹P value was calculated between A3.5 & Black.

²P value was calculated between A3.5 & White.

³P value was calculated between A3.5 &Nickel chromium.

⁴P value was calculated between A3.5 &Zirconia.