Insights into Imaging

Table 6 Comparison of CT values of each single energy keV and IC, WC and NIC values in the venous phase between normal pancreatic parenchyma group and the lesions group

From: Application of spectral CT combined with perfusion scan in diagnosis of pancreatic neuroendocrine tumors

	Normal parenchyma group	Lesions group	p value
60 keV	114.04 ± 19.81	117.54 ± 9.07	0.896
70 keV	89.73 ± 15.75	95.92 ± 8.71	0.182
80 keV	74.74 ± 13.18	78.80 ± 7.76	0.481
90 keV	63.83 ± 11.74	67.27 ± 6.89	0.461
100 keV	56.15 ± 10.80	58.66 ± 6.12	0.577
110 keV	51.30 ± 9.67	52.75 ± 5.94	0.743
120 keV	47.79 ± 9.07	48.75 ± 5.53	0.967
130 keV	44.70 ± 8.90	45.71 ± 5.17	0.923
140 keV	42.20 ± 9.12	42.99 ± 5.06	0.954
IC	24.13 ± 3.74	37.26 ± 26.28	0.014
NIC	0.62 ± 0.08	0.78 ± 0.20	0.001
WC	1032.57 ± 9.76	1051.91 ± 45.62	0.120

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