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Table 2 The associations between lower levels of physical activity and paraspinal muscle properties

From: Physical inactivity is associated with narrower lumbar intervertebral discs, high fat content of paraspinal muscles and low back pain and disability

Risk of high fat content

 

Univariate

P

Multivariate

P

 

OR (95% CI)

 

OR (95% CI) 1

 

Multifidus

2.8 (1.3, 6.3)

0.01

2.7 (1.1, 6.7)

0.04

Erector spinae

2.7 (1.0, 7.1)

0.04

2.2 (0.7, 6.9)

0.16

Cross-sectional area (cm 2 )

 

Univariate

P

Multivariate

P

 

β (95% CI)

 

β (95% CI) 2

 

Multifidus

0.15 (−0.43, 0.73)

0.61

0.09 (−0.48, 0.66)

0.76

Erector spinae

−1.01 (−2.53, 0.50)

0.19

−0.58 (−2.07, 0.91)

0.44

  1. 1Risk of fat infiltration adjusted for age, gender, and BMI; 2cross-sectional area adjusted for age, gender, BMI and fat content. OR, odds ratio; CI, confidence interval; BMI, body mass index.
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Arthritis Research & Therapy

ISSN: 1478-6362

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