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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