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Table 2 EMG-amplitudes/ - coefficients and results of Wilcoxon signed rank test

From: Dual-task training of children with neuromotor disorders during robot-assisted gait therapy: prerequisites of patients and influence on leg muscle activity

Muscles gait cycle EMG-amplitudes [μV] game DT median, IQR 25–75 EMG-amplitudes [μV] game nDT median, IQR 25–75 N of analysed pairs p-values of Wilcoxon * EMG-coeff. DT conditions median; IQR 25–75 EMG-coeff. nDT conditions median; IQR 25–75 N of analysed pairs p-values of Wilcoxon *
VMO stance 30.6 (2.0–161.6) 34.7 (2.0–246.6) 19 0.001 1.0 (0.8–1.1) 1.1 (0.9–1.3) 15 0.003
swing 10.4 (2.9–137.4) 10.6 (2.2–137.4) 19 0.212 1.2 (0.7–1.4) 1.0 (0.7–1.4) 15 0.281
BF stance 15.0 (6.5–166.4) 15.6 (4.3–170.9) 20 0.313 1.1 (0.9–1.4) 1.3 (1.0–2.1) 16 0.023
swing 11.2 (4.9–59.7) 11.3 (4.3–71.7) 20 0.218 1.5 (1.2–1.8) 1.4 (1.0–2.3) 16 0.642
TA swing 14.8 (1.6–36.0) 15.3 (1.6–60.1) 18 0.064 1.1 (0.7–2.3) 1.0 (0.9–2.3) 14 0.594
GL stance 12.6 (4.8–597) 14.7 (2.0–28.9) 18 0.122 1.2 (0.9–1.4) 1.5 (1.1–1.8) 14 0.009
  1. *inconsistent normal distribution of data, therefore nonparametric analysis
  2. Abbreviations: DT dual task, nDT no dual taks, VMO vastus medialis obliquus, BF biceps femoris, TA tibialis anterior, GL gastrocnemius lateralis, DA deltoideus acromialis, EMG-coeff., electromyography coefficients, IQR interquartile range