Fig. 4From: Efficacy of wrist robot-aided orthopedic rehabilitation: a randomized controlled trialMedian values and IQR of Robotic Assessment Index. Grey and black lines stay for control and experimental group, respectively. Significant results in Wilcoxon Matched Pairs tests are identified by a “*”, black for the experimental group and grey for the control one. Red “*” identified significant differences found after independent Mann–Whitney U testsBack to article page