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EJNMMI Research

Table 4 Median and 1st and 3rd quartile values of the average spinal cord, CSF at L3 level, and average vertebral bone marrow calculated for each method and ROI/VOI

From: [18F]FDG uptake of the normal spinal cord in PET/MR imaging: comparison with PET/CT imaging

 

PET-MRI 3 mm

PET-CT 3 mm

 

q1

Spinal cord

q3

q1

CSF

q3

q1

Bone marrow

q3

q1

Spinal cord

q3

q1

CSF

q3

q1

Bone marrow

q3

SUVmean

1.39

1.65

1.83

0.55

0.79

1.03

1.93

2.28

2.96

1.38

1.58

1.87

0.81

0.96

1.25

1.61

2.01

2.34

SUVmax

1.60

1.87

2.14

0.75

0.89

1.17

2.15

2.54

3.51

1.59

1.77

2.06

0.94

1.13

1.48

1.74

2.18

2.56

NSUVmean

0.93

1.12

1.36

0.41

0.55

0.67

1.15

1.61

1.98

0.68

0.84

1.21

0.39

0.57

0.83

0.78

0.98

1.58

NSUVmax

1.01

1.23

1.33

0.43

0.56

0.73

1.12

1.51

2.05

0.68

0.78

0.90

0.42

0.50

0.62

0.77

0.95

1.14

 

PET-MRI 9 mm

PET-CT 9 mm

 

q1

Spinal cord

q3

q1

CSF

q3

q1

Bone marrow

q3

q1

Spinal cord

q3

q1

CSF

q3

q1

Bone marrow

q3

SUVmean

1.25

1.37

1.55

0.70

0.82

1.01

1.77

1.99

2.57

1.40

1.47

1.72

0.95

1.09

1.23

1.55

1.89

2.16

SUVmax

2.08

2.31

2.61

1.20

1.37

1.65

2.47

3.02

4.05

1.94

2.27

2.59

1.60

1.82

2.15

2.07

2.55

3.24

NSUVmean

0.79

0.96

1.04

0.46

0.54

0.64

1.04

1.23

1.62

0.63

0.76

1.24

0.47

0.58

1.06

0.73

0.95

2.09

NSUVmax

1.02

1.22

1.39

0.62

0.73

0.84

1.25

1.39

1.80

0.71

0.87

0.93

0.57

0.69

0.84

0.76

0.96

1.17

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