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Table 4 Data shown as in Table 2, separated according to molecular genetic and histologic grading

From: Voxel-wise analysis of dynamic 18F-FET PET: a novel approach for non-invasive glioma characterisation

Tumour VOI, post-filtering

Parameter

IDH-mut non-codel

IDH-mut codel

IDH-wt

II (19)

III (20)

IV (6)

Post hoc

II (24)

III (15)

U test

II (12)

III (27)

IV (39)

Post hoc

90% isocontour

TTP

28 ± 7

24 ± 8

21 ± 11

 

24 ± 8

22 ± 10

 

22 ± 10

14 ± 5

17 ± 7

 

Slope15–40

0.2 ± 1.0

− 0.4 ± 1.9

− 0.6 ± 1.3

 

−0.1 ± 0.6

− 0.4 ± 1.5 x

 

− 0.2 ± 1.3

− 1.5 ± 1.2 ∆x

− 1.1 ± 1.2

TBR20–40 > 1.6

TBR5–15,max

2.9 ± 1.2

3.4 ± 1.7

4.1 ± 1.2

°

2.9 ± 0.9

4.5 ± 2.1

*

3.2 ± 1.2

4.0 ± 1.2

4.7 ± 1.2

°

TBR5–15,mean

1.8 ± 0.4

2.0 ± 0.6

2.2 ± 0.4

 

1.8 ± 0.2

2.3 ± 0.6

*

2.0 ± 0.4

2.4 ± 0.4

2.4 ± 0.4

°

TBR20–40,max

2.9 ± 1.0

3.2 ± 1.4

3.7 ± 0.9

 

2.7 ± 0.8

4.0 ± 1.7

*

2.8 ± 1.0

3.1 ± 0.9

4.0 ± 1.0

°#

TBR20–40,mean

1.9 ± 0.3

2.1 ± 0.4

2.1 ± 0.2

 

1.9 ± 0.2

2.3 ± 0.5

*

1.9 ± 0.2

2.0 ± 0.2

2.2 ± 0.3

°#

BTV20–40

14 ± 14

22 ± 26

36 ± 21

 

16 ± 16

47 ± 42

*

17 ± 18

17 ± 19

35 ± 26

°#

PVHTBR,5–15 > 2

21 ± 23

37 ± 26

52 ± 27

°

21 ± 20

49 ± 25

*

40 ± 30

67 ± 22

66 ± 16

PVHTBR,20–40 > 2

26 ± 22

36 ± 26

44 ± 14

 

24 ± 20

48 ± 27

*

27 ± 20

32 ± 21

52 ± 18

°#

PVHTTP > 30

57 ± 18

42 ± 20

34 ± 22

 

51 ± 19

48 ± 17 x

 

39 ± 32

16 ± 18 ∆x

24 ± 13

*#

PVHTTP < 15

7 ± 8

14 ± 14

23 ± 14

°

10 ± 9

12 ± 9 x

 

21 ± 22

44 ± 26 ∆x

32 ± 15

*

PVHTTP < 20

17 ± 14

30 ± 20

43 ± 22

°

22 ± 14

27 ± 15 x

 

36 ± 32

67 ± 25 ∆x

54 ± 18

*#

PVHSlope < 0

18 ± 15

31 ± 19

43 ± 24

°

23 ± 12

28 ± 15 x

 

39 ± 29

66 ± 23 ∆x

51 ± 16

*#

TBR20–40 > 1.6, 10 mm Gauss

PVHGaussTTP > 30

76 ± 22

55 ± 30

44 ± 35

 

69 ± 23

64 ± 25 x

 

49 ± 39

17 ± 27 ∆x

31 ± 20

*#

PVHGauss TTP < 20

7 ± 13

22 ± 23

36 ± 26

10 ± 12

17 ± 15 x

 

28 ± 33

65 ± 32 ∆x

46 ± 24

*#

PVHGauss,Slope < 0

9 ± 15

26 ± 28

42 ± 35

°

12 ± 14

21 ± 18 x

 

34 ± 37

72 ± 32 ∆x

52 ± 24

*#

  1. Post hoc P < 0.05: +IDH-mut non-codel vs. IDH-mut codel, IDH-mut non-codel vs. IDH-wt, xIDH-mut codel vs. IDH-wt; WHO grade * II vs. III, ° II vs. IV, # III vs. IV