Fig. 6

a - d: The proportions of total grip strength of the injured side, normalized to the proportion of the uninjured side (which equals a proportion of 1) for the areas with significant changes, separated by handedness; (a) 1st finger ray, (b) 2nd finger ray, (c) thenar, and (d) hypothenar. Wilcoxon test: * p < 0.05; Mann-Whitney U test: + p < 0.05