Table 1 Tumor blood flow values for both test and retest scans of all patients for volumes of interest (VOIs) drawn from standardized uptake value (SUV) 6 fixed threshold on prostate-specific membrane antigen (PSMA) positron emission tomography (PET)/computed tomography (CT)

1

3.92

0.36

5.00

2.99

3.88

0.34

5.14

3.20

3.84

2

21.30

0.27

4.10

2.55

3.58

0.25

5.42

3.10

4.18

3

0.46

0.05*

1.44*

1.12*

1.22*

0.05*

1.50*

1.15*

1.11*

4

2.21

0.12

3.77

2.52

2.77

0.10

5.27

3.38

3.31

5

13.49

0.22

5.50

2.46

4.45

0.16

6.26

3.09

5.15

6

36.83

0.23

6.04

3.61

4.96

0.29

4.85

2.93

3.86

7

0.88

0.23

4.97

3.73

3.77

0.26

4.85

4.02

4.09

8

0.84

0.08*

3.15*

1.57*

2.16*

0.09*

2.25*

1.05*

1.33*

0.91

0.13*

2.62*

1.57*

2.36*

0.12*

2.07*

1.18*

1.48*

9

1.47

0.05*

1.63*

0.93*

1.16*

0.05*

1.67*

1.11*

1.38*

10

18.99

0.43

5.99

3.02

5.05

0.40

4.06

2.19

3.32