Fig. 4From: Transcranial direct current stimulation combined with robotic therapy for upper and lower limb function after stroke: a systematic review and meta-analysis of randomized control trialsForest plot of comparison between experimental group (active tDCS + robotic rehabilitation) and control group (sham tDCS + robotic rehabilitation) for the main outcome functionality. In Hesse et al. study (a) Anodic stimulation arm (b) Cathodic stimulation armBack to article page