Effect of CAD/CAM Position and Thickness of Ultra-Translucent Multilayered Zirconia on Color Aspects

Table 2

Results of the Pearson correlation analyses between specimen thickness and color attributes in the CIELAB system, stratified by CAD/CAM positions.

Color attributes	Position
	A	B	C	D	Overall
L	−0.44 (0.026)	−0.45 (0.024)	−0.62 (0.001)	−0.52 (0.007)	−0.47 (<0.001)
a	−0.10 (0.623)	0.67 (<0.001)	0.31 (0.135)	0.67 (<0.001)	0.40 (<0.001)
b	−0.78 (<0.001)	−0.87 (<0.001)	−0.87 (<0.001)	−0.73 (<0.001)	−0.50 (<0.001)
ΔE	−0.07 (0.743)	−0.25 (0.232)	−0.337 (0.099)	−0.445 (0.026)	−0.27 (0.007)

Correlation significant at the 0.01 level (two-tailed; ). Correlation significant at the 0.05 level (two-tailed; ).