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Table 4 Analysis of the degree of contribution of each independent variable to the dependent variable using a multiple regression

From: Tibialis anterior analysis from functional and architectural perspective during isometric foot dorsiflexion: a cross-sectional study of repeated measures

Dependent variable Foot dorsiflexion Intensity (% MVC) Predictor independent variables (standardised Beta) R2 R2 Corrected
EMG SMG
Max. peak AUC PA MT
Torque 100 % 0.838† 0.807† 0.584* 0.607* 0.713 0.649
Β coef. No 75 % 0.670† 0.410* 0.219* 0.134 0.682 0.506
Stand. 50 % 0.515* 0.317* −0.140 −0.014 0.627 0.576
4.376 25 % 0.786† 0.276* 0.025 −0.067 0.588 0.535
  1. MVC maximal voluntary contraction, EMG electromyography, SMG sonomyography, Max. Peak maximum peak, AUC area under the curve, PA pennation angle, MT muscle thickness
  2. Signification Level: * ≤ 0.05; † ≤ 0.01