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Table 3 Functional cross-sectional area of the multifidus and erector spinae before and 24 months after surgery

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 a

Multifidus (cm2)

 Pre-op

8.59 ± 1.76

7.72 ± 2.69

0.099

 Post-op 2 years

9.39 ± 1.74

5.67 ± 1.71

< 0.001

Pb

0.072

< 0.001

 

Erector spinae (cm2)

 Pre-op

13.32 ± 1.59

12.60 ± 2.04

0.104

 Post-op 2 years

13.55 ± 1.31

10.15 ± 1.82

< 0.001

Pb

0.533

< 0.001

 
  1. OLIF Oblique lateral interbody fusion, PPSF Percutaneous pedicle screw fixation
  2. a Comparison between the two groups
  3. b Comparison between pre- and post-operation
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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