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Table 2 CA, AHRV, and DCE

From: Percutaneous versus open posterior stabilization and decompression in AOSpine-type A3 thoracolumbar fractures with neurological deficit

 

Time point

MIS group

OS group

P-value

CA (°)

Preoperative

21.56 ± 6.39

22.89 ± 5.16

0.350

Postoperative 3 months

6.68 ± 1.68

7.33 ± 0.94

0.059

Last follow-up

8.51 ± 1.89

8.90 ± 1.60

0.356

Correction loss

1.83 ± 0.56

1.58 ± 1.16

0.254

P-value

 

 < 0.001*

 < 0.001*

 

AHRV (%)

Preoperative

73.74 ± 6.45

74.62 ± 7.40

0.629

Postoperative 3 months

89.17 ± 6.35

87.74 ± 2.92

0.251

Last follow-up

87.54 ± 6.41

86.10 ± 2.87

0.249

Correction loss

1.63 ± 0.71

1.64 ± 1.12

0.951

P-value

 

 < 0.001*

 < 0.001*

 

DCE (%)

Preoperative

46.06 ± 8.90

44.50 ± 6.59

0.414

Postoperative 3 months

12.20 ± 2.55

15.20 ± 1.81

 < 0.001*

Last follow-up

12.51 ± 2.54

15.72 ± 1.74

 < 0.001*

Correction loss

0.31 ± 0.22

0.52 ± 0.44

0.014*

P-value

 

 < 0.001*

 < 0.001*

 
  1. CA Cobb angle, AHRV Anterior height ratio of the fractured vertebrae, DCE Degree of canal encroachment
  2. * P < 0.05