Table 2.

Contrast values and contrast ratios for ICG at 6 h after the procedure in each group

Group		A	B	C
No. of swine		5	5	5
Contrast value
ICG-injected region (a)	Mean ± SD	76 ± 35.55	109 ± 58.21	173 ± 36.43
	Median	76	102	177
Non-injected region (b)	Mean ± SD	52 ± 17.69	56 ± 24.28	51 ± 18.09
	Median	45	57	59
Contrast ratio (a / b)
	Mean ± SD	1.45 ± 0.44	1.89 ± 0.37	3.62 ± 0.76
	Median	1.17	1.79	3.22

ICG = indocyanine green, SD = standard deviation