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Table 2 Mean T2-value at all time instances for all sub-regions

From: With axial loading during MRI diurnal T2-value changes in lumbar discs are neglectable: a cross sectional study

 

all

 

ROI1

 

ROI2

 

ROI3

 

ROI4

 

ROI5

 
 

mean

SD

mean

SD

mean

SD

mean

SD

mean

SD

mean

SD

uMRI

 7am

92

15

30

8

88

23

124

28

123

35

59

17

 11.30am

88

9

28

9

86

25

115

20

116

23

62

18

 4pm

85

12

28

7

82

25

111

24

110

21

61

25

alMRI

 7am

94

15

35

11

102

28

128

28

118

36

47

12

 11.30am

91

15

33

9

100

24

123

31

116

30

49

9

 4pm

87

14

33

9

94

28

121

31

111

33

42

12

uMRI

 7am vs. 11.30am

p = 0.8

 

p = 0.4

 

p = 1.0

 

p = 0.7

 

p = 0.6

 

p = 0.8

 

 7am vs. 4pm

p = 0.5

 

p = 0.4

 

p = 0.7

 

p = 0.4

 

p = 0.2

 

p = 0.6

 

 11.30am vs. 4pm

p = 0.5

 

p = 0.8

 

p = 0.8

 

p = 0.6

 

p = 0.4

 

p = 0.6

 

alMRI

 7am vs. 11.30am

p = 0.5

 

p = 0.5

 

p = 0.9

 

p = 0.7

 

p = 0.8

 

p = 0.8

 

 7am vs. 4pm

p = 0.4

 

p = 0.9

 

p = 0.6

 

p = 0.5

 

p = 0.6

 

p = 0.2

 

 11.30am vs. 4pm

p = 0.7

 

p = 0.6

 

p = 0.6

 

p = 1

 

p = 0.7

 

p = 0.6

 

uMRI - alMRI

 7am vs. 11.30am

p = 0.3

 

p = 0.8

 

p = 0.8

 

p = 0.9

 

p = 0.9

 

p = 0.5

 

 7am vs. 4pm

p = 0.4

 

p = 0.8

 

p = 0.8

 

p = 0.5

 

p = 0.2

 

p = 0.5

 

 11.30am vs. 4pm

p = 0.5

 

p = 0.9

 

p = 0.9

 

p = 0.5

 

p = 0.3

 

p = 1

 
  1. Mean T2-value (ms) at all time instances for all regions of interest (ROI), both with conventional supine MRI (uMRI) and with axial loading during MRI (alMRI). P-value (p) for the T2-value change between all time instances are displayed both with uMRI, alMRI as well as the change between (uMRI-alMRI)