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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