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Table 3 Comparison of cervical range of motion between the two fixations (mean ± SD) (degrees) ( P >0.05)

From: Biomechanical study of a novel self-locking plate system for anterior cervical fixation

Position Level Novel plate DePuy plate
Flexion Total motion 26.45 ± 1.25 24.43 ± 1.77
  C3-C4 4.35 ± 0.78 4.13 ± 0.55
  C6-C7 4.76 ± 0.68 4.69 ± 0.65
Extension Total motion 20.85 ± 1.12 21.88 ± 1.35
  C3-C4 4.49 ± 1.98 4.23 ± 0.71
  C6-C7 4.53 ± 1.28 4.62 ± 1.84
Left buckling Total motion 33.07 ± 1.22 32.95 ± 1.58
  C3-C4 5.49 ± 1.18 5.37 ± 0.95
  C6-C7 5.68 ± 1.58 5.58 ± 1.15
Right buckling Total motion 35.52 ± 1.56 37.55 ± 0.97
  C3-C4 5.62 ± 0.79 5.54 ± 0.67
  C6-C7 5.75 ± 0.85 5.68 ± 1.03
Left rotation Total motion 18.67 ± 0.83 18.48 ± 0.58
  C3-C4 3.12 ± 0.54 3.02 ± 0.71
  C6-C7 3.32 ± 0.84 3.26 ± 0.46
Right rotation Total motion 18.82 ± 0.93 18.51 ± 0.89
  C3-C4 3.42 ± 0.45 3.38 ± 0.57
  C6-C7 3.52 ± 0.83 3.60 ± 0.55