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Table 1 ROM of FE models at all motion segments

From: Effect of lordosis on adjacent levels after lumbar interbody fusion, before and after removal of the spinal fixator: a finite element analysis

Motion

Model

L1-L2 (Degree)

L2-L3 (Degree)

L3-L4 (Degree)

L4-L5 (Degree)

Flexion

INT

4.45

4.43

4.34

5.78

100%

100%

100%

100%

FUS-f-5c

5.67

5.66

6.83

0.85

127%

128%

157%

15%

FUS-f-0c

5.70

5.72

7.25

0.33

128%

129%

167%

6%

FUS-5c

5.33

5.35

6.38

2.01

120%

121%

147%

35%

FUS-0c

5.56

5.55

6.87

1.09

125%

125%

158%

19%

Extension

INT

3.05

2.62

2.56

2.57

100%

100%

100%

100%

FUS-f-5c

3.65

3.13

3.23

0.79

120%

119%

126%

31%

FUS-f-0c

3.70

3.21

3.48

0.44

121%

123%

136%

17%

FUS-5c

3.31

2.99

3.03

1.50

109%

114%

118%

58%

FUS-0c

3.49

3.11

3.19

1.11

114%

119%

125%

43%

Lateral Bending

INT

5.74

5.01

4.7

4.48

100%

100%

100%

100%

FUS-f-5c

8.62

5.58

5.23

0.57

150%

111%

111%

13%

FUS-f-0c

8.72

5.61

5.28

0.39

152%

112%

112%

9%

FUS-5c

8.02

5.39

5.01

1.58

140%

108%

107%

35%

FUS-0c

8.02

5.53

5.19

1.26

140%

110%

110%

28%

Torsion

INT

2.01

2.3

2.68

3.75

100%

100%

100%

100%

FUS-f-5c

4.91

2.26

2.59

0.99

244%

98%

97%

26%

FUS-f-0c

5.24

2.27

2.63

0.61

261%

99%

98%

16%

FUS-5c

4.41

1.99

2.34

2.01

219%

87%

87%

54%

FUS-0c

4.61

2.14

2.48

1.52

229%

93%

93%

41%

  1. The percentages indicate the ROM of all models normalized by the ROM of INT