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

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

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

MVC maximal voluntary contraction, EMG electromyography, SMG sonomyography, Max. Peak maximum peak, AUC area under the curve, PA pennation angle, MT muscle thickness
Signification Level: * ≤ 0.05; † ≤ 0.01

ISSN: 1757-1146