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Table 1 Group sample description and significance values of the t-test and chi square test

From: The influence of fatigue and chronic low back pain on muscle recruitment patterns following an unexpected external perturbation

 

H

CLBP

Sig (p)

N

26

 

24

  

Age (years)

39.11

(8.73)

38.82

(8.16)

0.904

GenderƗ (Male%)

34.6

 

37.5

 

0.628

Height (cm)

166.31

(8.51)

165.20

(8.45)

0.185

Body Mass (Kg)

63.83

(10.89)

66.52

(13.69)

0.443

Body Mass Index a

22.96

(2.71)

24.30

(4.23)

0.194

Waist-hip ratio b

0.78

(0.08)

0.81

(0.09)

0.248

Load during the test (Kg)

3.97

(1.29)

4.28

(1.34)

0.421

  1. H healthy subjects, CLBP subjects with chronic low back pain; Values are mean (standard deviation) for continuous variables and n and % for categorical variables. Ɨ Chi-square for categorical variables
  2. a Data transformed using ln because normality test failed
  3. b Data transformed using 1/x because normality test failed