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Table 2 Surgical outcomes

From: Quantitative analysis of paraspinal muscle atrophy after oblique lateral interbody fusion alone vs. combined with percutaneous pedicle screw fixation in patients with spondylolisthesis

 

OLIF (n = 32)

OLIF+PPSF (n = 41)

P

VAS (back pain)

 Pre-op

8.6 ± 0.5

8.4 ± 0.8

0.241

 Post-op 1 week

4.1 ± 0.7

5.7 ± 0.9

< 0.001

 Post-op 3 months

2.2 ± 0.4

2.5 ± 0.8

0.030

 Post-op 2 years

0.8 ± 0.7

0.9 ± 0.7

0.831

JOA score

 Pre-op

4.0 ± 1.6

4.2 ± 1.3

0.636

 Post-op 1 week

10.9 ± 1.3

8.8 ± 1.4

< 0.001

 Post-op 3 months

13.1 ± 0.8

10.1 ± 1.2

< 0.001

 Post-op 2 years

14.1 ± 0.7

13.6 ± 1.1

0.055

Adjacent segment degeneration

0

2 (4.9%)

0.125

  1. OLIF Oblique lateral interbody fusion, PPSF Percutaneous pedicle screw fixation, VAS Visual analog scale, JOA Japanese Orthopaedic Association