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Table 5 Comparison of average contact forces in facet joints in extension

From: Biomechanical effects of hybrid constructions in the treatment of noncontinuous cervical spondylopathy: a finite element analysis

Segments

Contact forces in models (N)

P values

Intact

Group 1

Group 2

Intact versus Group 1

Intact versus Group 2

Group 1 versus Group 2

C2/3

73.01 ± 9.51

98.17 ± 12.79

83.12 ± 10.83

 < 0.001*

0.030*

0.007*

C4/5

81.69 ± 10.08

105.51 ± 13.74

105.49 ± 13.74

 < 0.001*

0.005*

0.998

C6/7

80.11 ± 9.79

76.17 ± 9.92

104.83 ± 13.65

 < 0.001*

 < 0.001*

 < 0.001*

  1. Group 1, upper fusion and lower arthroplasty; Group 2, upper arthroplasty and lower fusion
  2. *Statistically significant difference
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X