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Table 2 The pain and functional outcomes of the included 15 patients

From: Percutaneous anterior C1/2 transarticular screw fixation: salvage of failed percutaneous odontoid screw fixation for odontoid fracture

 

Salvage patients N = 15

Non-salvage patients N = 93

P

VAS of neck pain

 Pre-operation

5.93 ± 1.20

6.29 ± 1.44

0.363

 3 months after operation

1.38 ± 0.63*

1.44 ± 1.01*

0.804

 Final follow-up

1.29 ± 0.55**

1.36 ± 0.91**

0.738

NDI score

 Pre-operation

34.53 ± 4.94

35.35 ± 5.89

0.610

 3 months after operation

3.73 ± 2.25***

4.20 ± 2.90***

0.550

 Final follow-up

3.13 ± 2.95****

4.42 ± 2.80****

0.104

  1. *Both P = 0.000 (compared to pre-operation); **P = 0.420 and P = 0.451 (compared to 3 months after operation), respectively; ***both P = 0.000 (compared to pre-operation; ****P = 0.369 and P = 0.494 (compared to 3 months after operation), respectively