Table 5.

The indexes of technology performance

technology performance index Author	Suspicion index								Improving of CNR, image resolution and image contrast	SN	SP	oxygenation index	Physical changes in the breast
Leff et al. [4]*1	-				-				-	96%	93%	-	-
Parisky et al. [6]	875 biopsied lesions				479 biopsied lesions and 110 malignancies				-	-	-	-	-
	SN	SP	PPV	NPV	SN	SP	PPV	NPV
	97%	14%	24%	95%	99%	18%	27%	99%
Li et al. [7]	-								P-value<0/05 (by using spatial information)	-	-	-	-
Heffer et al. [8]	-								-	-	-	P-value<0/05 (by 4 combined wavelengths 690, 750, 788, and 856 nm)	-
Cerussi et al [9]									P-value<0/05 (by multi spectral measurement)				-
Taroni et al. [10]	-								P-value<0/05 (by wavelengths shorter than 680-780 nm)	-	-	-	-
van Veen et al. [11]	-								P-value<0/05 (by wavelength 640nm)	-	-	-	-
Busch et al [12]*2	-								-	DOT CAD	DOT CAD	-	-
										89%	94%
Simick et al. [13]	-				-				-	-	-		P-value<0/05
Turgut et al. [14]	-				-				-	-	-		P-value<0/05
Pifferi et al. [15]	-				-				-	-	-	P-value<0/05 (by 3 combined wavelengths 683, 912, 975 nm)	-
Grosenick et al. [16]	-				-				-	-	-	P-value<0/05 (decreased in breast tumors)	P-value<0/05

SN: sensitivity

PPV: positive predictive value

*(1): standard for comparison: X- ray mammography

CNR: contrast to noise ratio

DOT CAD: Diffuse Optical Tomography Computer Aided Detection

SP: specificity

NPV: negative predictive value

*(2): standard for comparison: tissue segmentations