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Table 2 Effect of reducing postoperative IV rotation on AV

From: Effect of vertebral rotation on adjacent segment degeneration after the early stage of lumbar fusion surgery

Rotation angle of IV

Rotation angle of AV (X ± S) (°)

P

Preoperative

Final follow up

Reduced

4.6 ± 2.3

2.7 ± 2.1

< 0.001*

Not reduced

6.7 ± 3.6

5.8 ± 3.2

0.121

  1. IV, Instrumented vertebrae. AV, Adjacent Vertebrae
  2. *, Represents a significant difference between the two groups(P<0.05)
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BMC Surgery

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