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Table 4 Quality of clinical parameters

From: Influence of SCA on clinical outcomes and cervical alignment after laminoplasty in patients with multilevel cervical spondylotic myelopathy

 

LG (n = 41)

HG (n = 31)

P value

JOA

   

 Pre

10.17 ± 2.12

9.84 ± 2.18

0.589

 Post

12.59 ± 1.34

12.52 ± 1.65

0.931

 F/U 2 years

13.46 ± 0.81

13.19 ± 1.17

0.208

JOA (pre vs post)

2.41 ± 1.58

2.68 ± 1.58

0.475

JOA (pre vs F/U)

3.29 ± 2.15

3.35 ± 1.80

0.949

 Pre vs F/U

< 0.001

< 0.001

 

NDI

 Pre

19.80 ± 4.77

25.58 ± 5.74

< 0.001

 Post

13.78 ± 3.70

17.90 ± 4.36

< 0.001

 F/U 2 years

12.39 ± 3.58

15.84 ± 4.85

0.003

NDI (pre vs post)

− 6.02 ± 2.29

− 7.68 ± 2.98

0.010

NDI (pre vs F/U)

− 7.41 ± 2.93

− 9.74 ± 3.63

0.002

 Pre vs F/U

< 0.001

< 0.001

 
  1. LG low SCA group, HG high SCA group, JOA Japanese Orthopaedic Association, NDI Neck Disability Index