Table 2 Comparison of quantitative metabolic parameters between the AIP and PC groups

Early SUVmax of pancreatic lesions

5.24 ± 1.81

7.30 ± 3.21

Early SUVmax of Liver

2.84 ± 0.50

2.90 ± 0.40

Pancreas lesion/liver in early scan

1.91 ± 0.83

2.57 ± 1.17

Delayed SUVmax of pancreatic lesions

6.54 ± 2.41

9.15 ± 4.89

Delayed SUVmax of Liver

2.73 ± 0.52

2.61 ± 0.53

Pancreas lesion/liver in delayed scan

2.48 ± 1.10

3.48 ± 1.49

RI of Pancreas lesion

21.32 ± 13.11

21.23 ± 24.94

RI of liver

−1.81 ± 6.46

−6.71(−9.90,-1.18)

SUVmax of salivary gland

2.36(1.95,3.41)

2.02 ± 0.76

Mediastinal/hilar lymph node

3.52(2.46,4.67)

2.77(2.48,3.99)

Peri-pancreatic lymph node

2.03 ± 1.23

2.28(1.31,3.78)

SUVmax of prostate

3.11 ± 1.27

2.11 ± 0.44

Prostater/liver

1.10 ± 0.45

0.73 ± 0.15