Table 2 The measurement results for anatomic distribution of basivertebral foramen with a magistral type in CT images of T10~L5

Frequency % (n)

32.1% (119)

37.5% (139)

39.9% (148)

38.8% (144)

41.2% (153)

43.4% (161)

42.9% (159)

45.3% (168)

HBVF (mm)

5.99 ± 0.98

6.23 ± 1.12

6.59 ± 1.36

7.24 ± 1.53

7.28 ± 1.52

7.19 ± 1.56

7.54 ± 1.71

7.66 ± 1.69

HV1(mm)

9.54 ± 1.66

9.81 ± 1.75

10.03 ± 1.79

10.23 ± 1.77

10.42 ± 1.81

11.39 ± 1.82

11.71 ± 1.76

11.81 ± 1.82

HV2 (mm)

10.10 ± 2.28

11.26 ± 2.04

11.40 ± 2.11

11.57 ± 1.73

11.99 ± 1.95

12.57 ± 1.80

12.71 ± 1.80

12.92 ± 1.84

WBVF (mm)

6.95 ± 1.07

7.12 ± 1.14

7.54 ± 1.65

7.20 ± 1.45

7.43 ± 1.79

8.05 ± 1.53

8.38 ± 1.78

8.86 ± 2.01

WV1 (mm)

13.48 ± 1.81

13.75 ± 1.92

13.91 ± 2.03

14.12 ± 1.93

14.73 ± 1.94

15.51 ± 2.22

16.33 ± 2.27

16.96 ± 2.18

WV2 (mm)

13.48 ± 1.74

13.66 ± 1.80

13.83 ± 2.13

14.20 ± 2.09

14.83 ± 2.10

15.59 ± 2.40

16.24 ± 2.38

16.87 ± 2.45

DBVF (mm)

6.07 ± 1.35

6.39 ± 1.25

6.67 ± 1.38

6.65 ± 1.29

7.04 ± 1.58

8.01 ± 1.86

8.53 ± 1.91

9.07 ± 1.99

DV (mm)

26.26 ± 1.79

27.34 ± 1.42

27.98 ± 1.53

28.07 ± 1.68

29.33 ± 2.02

32.13 ± 2.81

32.34 ± 2.25

32.19 ± 2.33

DBVF/DV

0.23 ± 0.04

0.23 ± 0.04

0.24 ± 0.05

0.24 ± 0.05

0.23 ± 0.05

0.26 ± 0.05

0.26 ± 0.05

0.27 ± 0.05