RGB Pixel Brightness Characteristics of Linked Color Imaging in Early Gastric Cancer: A Pilot Study

Table 5

Comparison of ROC for different colors and their algorithms, with sensitivity, specificity, cut-off, and AUC.

Curve	R	G	B	R+B	R+B+G	R/G	B/G	(R+B)/G
Sensitivity	0.737	0.316	0.579	0.500	0.632	0.816	0.605	0.711
Specificity	0.632	0.895	0.737	0.895	0.711	0.447	0.921	0.711
Cut-off	178.76	136.21	112.87	310.52	394.31	1.45	0.97	2.44
AUC	0.721	0.607	0.690	0.722	0.689	0.649	0.767	0.745