Table 3 Morphometric measurements of paraspinal muscles

Multifidus muscle

Muscle CSA / vertebral CSA

0.48 ± 0.13

0.48 ± 0.13

0.47 ± 0.10

0.671

Muscle attenuation

40.10 ± 12.15

40.38 ± 12.41

39.28 ± 11.52

0.660

Erector spinae muscle

Muscle CSA / vertebral CSA

0.82 ± 0.19

0.81 ± 0.19

0.85 ± 0.21

0.416

Muscle attenuation

30.97 ± 11.02

31.08 ± 11.48

30.66 ± 9.71

0.853

Psoas major muscle

Muscle CSA / vertebral CSA

0.90 ± 0.20

0.91 ± 0.20

0.88 ± 0.20

0.404

Muscle attenuation

42.45 ± 6.31

43.55 ± 6.31

39.23 ± 5.16

< 0.001