Table 2.

Visibility of inclusions embedded in the constructed phantoms. All phantoms were tested with DOI and US techniques.

Name	Visibility
	Reflectance	Transmittance	US
C1	0.09	0.48	0.86
C2	0.02 - ∼0	0.01 - ∼0	0.33 - 0.38
C3	0.06 - ∼0	0.07 - 0.16	0.56 - 0.56
A1	-	-	-
A2	0.1	0.44	0.38
A3	∼0	∼0	∼0
A4	0.01	0.52	∼0
A5	0.04 - ∼0	0.047 - ∼0	0.50 - 0.34