Fig. 3From: Shear wave and strain sonoelastography for the evaluation of the Achilles tendon during isometric contractionsStrain sonoelastography. Box plot showing the median and IQR strain ratio (TE/REF) values of the entire sample for the different contraction levels a SE1 and b SE2. *p < 0.05; statistical significant difference between the different contraction levelsBack to article page