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Table 2 Summarization of the VAS scores and NDI (mean ± SD)

From: A new transpedicular lag screw fixation for treatment of unstable Hangman’s fracture: a minimum 2-year follow-up study

Parameters

VAS scores

P value

NDI

P value

Preoperative

8.0 ± 0.9

 

0.85 ± 0.07

 

Postoperative 1 day

3.9 ± 1.0a

< 0.001

0.64 ± 0.12

< 0.001

Postoperative 1 month

1.5 ± 0.7a

< 0.001

0.48 ± 0.08

< 0.001

Postoperative 3 months

1.4 ± 0.8a

< 0.001

0.17 ± 0.04

< 0.001

Final follow-up

1.3 ± 0.7b

0.60

0.16 ± 0.04

0.31

  1. VAS visual analogue scale, NDI Neck Disability Index
  2. aP compared with preoperative value
  3. bP compared with postoperative 3 months
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X