Table 3 Comparison of radiological outcomes between the two groups.

From: Evaluation of postoperative drainage necessity in posterior atlantoaxial fixation via intermuscular approach for odontoid fracture

Variable

Group A(n = 40)

Group B(n = 68)

P

Pre. CSA, mm²

1765.5 ± 192.8

1711.1 ± 154.7

0.111

Post. CSA, mm²

2242.5 ± 251.9

2184.8 ± 204.0

0.196

The edema coefficient (%)

27.0 ± 2.9

27.7 ± 4.2

0.339

Bone fusion time, no. (%)

  

0.700

3 months

33(82.5)

58(85.3)

 

6 months

40(100.0)

68(100.0)

 
  1. Data expressed as mean ± standard deviation unless otherwise indicated.
  2. There were no significant differences found in the independent samples t-test, chi-square test or fisher’s exact test for the data.
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