Table 5.

Perfusion and spectral parameters in Simplified Groups 1 and 2 of 51 TETs.

Perfusion, Spectral parameters	Simplified Group 1			P	Simplified Group 2			P
	LRT (A/AB/B1) (n = 16)	HRT (B2/B3) (n = 18)	TC (n = 17)		LRT* (A/AB) (n = 9)	HRT* (B1/B2/B3) (n = 25)	TC (n = 17)
BF(ml/min/100 g)	113.20 ± 53.77	59.91 ± 20.68	53.62 ± 13.84	0.004	156.17 ± 19.05	59.36 ± 20.17	53.62 ± 13.84	<0.001
BV(ml/100 g)	14.59 ± 10.10	5.96 ± 1.59	6.21 ± 1.89	0.006	20.70 ± 9.41	6.18 ± 2.05	6.21 ± 1.89	<0.001
MTT(s)	9.37 ± 2.43	8.43 ± 2.30	9.86 ± 4.07	0.370	9.73 ± 3.04	8.56 ± 2.07	9.86 ± 4.07	0.515
PS(ml/min/100 g)	26.78 ± 13.18	22.44 ± 9.26	28.92 ± 11.68	0.264	35.83 ± 8.41	20.40 ± 9.31	28.92 ± 11.68	0.001
WCa(mg/cm3)	1037.53 ± 3.85	1033.76 ± 4.98	1034.78 ± 5.55	0.108	1035.47 ± 3.93	1035.55 ± 5.16	1034.78 ± 5.55	0.878
ICa (×102 μg/cm3)	22.74 ± 13.22	7.60 ± 2.49	12.35 ± 4.94	<0.001	33.41 ± 5.88	7.99 ± 2.21	12.35 ± 4.94	<0.001
NICa	0.146 ± 0.069	0.061 ± 0.017	0.090 ± 0.029	<0.001	0.196 ± 0.051	0.067 ± 0.017	0.090 ± 0.029	<0.001
λHUa	3.49 ± 1.90	1.20 ± 0.37	1.91 ± 0.74	<0.001	5.08 ± 0.50	1.26 ± 0.33	1.91 ± 0.74	<0.001
WCv(mg/cm3)	1034.46 ± 5.71	1032.56 ± 9.21	1034.34 ± 5.93	0.859	1032.24 ± 5.65	1033.89 ± 8.39	1034.34 ± 5.93	0.598
ICv(×102 μg/cm3)	21.04 ± 11.50	9.38 ± 2.60	13.72 ± 3.44	<0.001	30.13 ± 5.93	9.37 ± 2.21	13.72 ± 3.44	<0.001
NICv	0.386 ± 0.147	0.230 ± 0.061	0.368 ± 0.170	0.001	0.493 ± 0.101	0.235 ± 0.054	0.368 ± 0.170	<0.001
λHUv	3.19 ± 1.69	1.46 ± 0.39	2.18 ± 0.54	<0.001	4.52 ± 0.91	1.47 ± 0.33	2.18 ± 0.54	<0.001

BF, blood flow; BV, blood volume; MTT, mean transit time; PS, permeability surface.

WC, water concentration IC iodine concentration; NIC normalized iodine concentration; λ_HU, slope of spectral HU curve.

a, the optimal arterial phase; v, the optimal venous phase.

TC, thymic carcinoma.