highly significantp < 0.05
Pairwise comparison with the Wilcoxon signed rank test showed highly significant benefit ( p < 0.05) in aided situation as soon as 4 weeks after surgery at the activation appointment (first fit), with WRS for adults 79.8% ± 11 ( p < 0.0001) and for children 81.5% ± 15 ( p < 0.0001) with no difference in between the age groups ( p = 0.5349).