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Table 2 Clinical outcomes

From: Influence of the deviated center of rotation on facet joint degeneration after cervical disc replacement – an in vivo study with a minimum of 10-year follow-up

Variable

Preoperative

Last Follow-up

P value*

JOA score

13.5 (12–15)

16.5 (15–17)

< 0.001

NDI

26.0 (22–32)

12.0 (10–18)

< 0.001

VAS

7.0 (6–8)

0.5 (0–1)

< 0.001

Odom’s scale

   

 Excellent

 

30 (50.8%)

 

 Good

 

24 (40.7%)

 

 Fair

 

5 (8.5%)

 

 Poor

 

0

 
  1. The values are given as median (interquartile range), or number (percentage)
  2. *Wilcoxon signed-rank test
  3. JOA score, Japanese Orthopaedic Association score
  4. NDI, neck disability index
  5. VAS, Visual Analog Scale