Research Article

Relationship between Isometric Muscle Force and Fractal Dimension of Surface Electromyogram

Figure 3

Box-and-whisker plots of the initial and normalized values (with respect to their values at 70% MVC) of Borg ratings during short isometric 10–90% maximal voluntary contractions (MVCs) of the biceps brachii. Statistically significant results of the Dunn–Bonferroni post hoc test are indicated ().