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Table 3 Comparison of perfusion parameters between lesions group and normal parenchyma group

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

Group/infusion parameters

Normal parenchyma group

Lesions group

p value

BF

128.98 ± 69.33

238.24 ± 133.58

0.000

BV

16.99 ± 3.92

22.67 ± 6.54

0.000

PS

7.43 ± 6.89

3.28 ± 1.79

0.000

TTP

19.12 ± 4.42

16.48 ± 2.37

0.000

Tmax

5.43 ± 1.69

4.11 ± 1.78

0.000

MSI

6.39 ± 1.47

10.60 ± 3.37

0.000

MTT

9.56 ± 4.49

6.98 ± 3.52

0.007

IRF T0

1.06 ± 0.09

0.94 ± 0.10

0.860

  1. t value, respectively: 3.609, 3.662, − 2.70, − 5.712, − 6.795, 12.874, − 2.695, 0.182