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Table 2 Radiological outcomes

From: Clinical, Radiographic and Fusion Comparison of Oblique Lumbar Interbody Fusion (OLIF) stand-alone and OLIF with posterior pedicle screw fixation in patients with degenerative spondylolisthesis

 

SA group

PPS group

P

Pre DH

8.43 ± 2.22

8.70 ± 1.80

0.435

Post DH

12.81 ± 1.79

13.33 ± 1.77

0.1

6 Months DH

11.47 ± 1.85

13.25 ± 1.76

< 0.001

Post Improvement

4.38 ± 2.09

4.63 ± 2.07

0.499

6 Months Cage Subsidence Value

1.34 ± 0.88

0.08 ± 0.10

< 0.001

Pre ASD

6.24 ± 1.56

6.71 ± 1.92

0.046

Post ASD

2.81 ± 1.67

1.92 ± 1.07

< 0.001

Post Improvement

3.43 ± 1.37

4.79 ± 1.60

< 0.001

Pre FH

15.95 ± 2.77

15.89 ± 3.25

0.702

Post FH

22.08 ± 3.19

22.09 ± 2.70

0.941

Post Improvement

6.13 ± 3.07

6.20 ± 3.03

0.663

Pre FSA

17.71 ± 5.58

17.19 ± 5.45

0.584

Post FSA

21.22 ± 5.91

22.52 ± 5.58

0.20

Post Improvement

3.51 ± 3.81

5.33 ± 3.89

0.002

Pre LA

41.62 ± 12.19

45.72 ± 12.01

0.122

Post LA

54.02 ± 61.05

54.2 ± 8.78

< 0.001

Post Improvement

12.41 ± 59.84

13.30 ± 9.39

< 0.001

  1. Values are presented as mean ± standard deviation
  2. SA: Oblique lumbar interbody fusion stand alone; PPS: Oblique lumbar interbody fusion with posterior pedicle screw fixation. DH: disc height. ASD: anterior spondylolisthesis distance; FH: foraminal height; FSA: fusion segmental lordotic angle; LA: lumbar lordotic angle
  3. Statistically significant at p < 0.05