Fig. 2From: User-centred assistive SystEm for arm Functions in neUromuscuLar subjects (USEFUL): a randomized controlled studyIntervention. T0: baseline assessment without arm support; T1 A: assessment after the use of the first device (Device A); T1 B: assessment after the use of the second device (Device B); PUL Performance of Upper Limbs module, Abilhand Abilhand scale, SUS System Usability ScaleBack to article page