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Table 4 Changes in LMM characteristics throughout the season (n = 18)

From: The effect of low back pain and lower limb injury on lumbar multifidus muscle morphology and function in university soccer players

 

Pre-Season

End-Season

%Change or Change

PRONE

 CSA (cm2)

8.52 ± 1.52

8.65 ± 1.48

1.54 ± 5.04%

 CSA asymmetry (%)

2.87 ± 1.74

3.36 ± 3.56

0.49 ± 2.94

Thickness (cm)

 Rest

2.89 ± 0.41

2.83 ± 0.40

−2.14 ± 6.33

 Contracted

3.32 ± 0.42

3.26 ± 0.45

−2.23 ± 5.71

 % change

15.24 ± 6.04

15.50 ± 6.37

−0.12 ± 5.56

STANDING

 CSA (cm2)

10.12 ± 1.88

9.91 ± 1.57

−1.99 ± 8.18

 CSA asymmetry (%)

3.43 ± 3.07

2.76 ± 2.42

−0.68 ± 1.77

Thickness (cm)

 Rest

3.34 ± 0.35

3.26 ± 0.36

−2.36 ± 4.45

 Contracted

3.44 ± 0.42

3.41 ± 0.43

−0.88 ± 2.71

 % change

3.49 ± 3.82

4.61 ± 3.87

1.49 ± 3.33

  1. bold = Significant difference (p < 0.05) between pre-season and end-season measurements