(a)
(b)
(c)
Figure 3: Relationships between torque (abscissa) in fraction of the torque produced during a maximal voluntary contraction () and stiffness normalized to . In (a), all the subjects (). In (b), comparison of groups H (black dots), M (grey dots), and L (empty circles). In (c), the results of the best performer in countermovement jump (BJ) are compared with those of the worst performer (WJ).