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Table 1 Number of exposed nutrient foramina and mean distance from foramina to the bony landmark

From: Nutrient foramen location on the laminae provides a landmark for pedicle screw entry: a cadaveric study

 

Exposure (/14)

Lt (/7)

Rt (/7)

Lt. superior articular facet (mm)

Lt. border of the laminae (mm)

Rt. superior articular facet (mm)

Rt. border of the laminae (mm)

C3

9

4

5

2.51 ± 1.18

4.70 ± 1.33

2.96 ± 0.76

4.12 ± 1.92

C4

6

2

4

2.84 ± 5.57

3.74 ± 0.07

2.57 ± 0.38

3.82 ± 0.48

C5

9

6

3

3.08 ± 1.27

5.28 ± 1.73

3.79 ± 1.52

6.27 ± 1.35

C6

10

4

6

2.76 ± 0.37

4.82 ± 1.28

3.04 ± 0.61

4.86 ± 1.00

C7

8

4

4

2.93 ± 0.45

6.81 ± 0.86

3.63 ± 0.43

6.67 ± 0.67