Fig. 6From: Fatigue in children using motor imagery and P300 brain-computer interfacesSelf-Reported Post-Task Questionnaire Metrics. A. Pediatric Motivation Scale from not true at all (0 pts) to definitely true (5 pts) B. Child Adapted NASA Task-Load Index from low demand (0 pts) to high demand (20 pts). C. BCI Tolerability Scale from not true at all (0 pts) to definitely true (5 pts). BCI: Brain-computer interface; MI: motor imagery; VID: videoBack to article page