Fig. 3From: Effects of wearable ankle robotics for stair and over-ground training on sub-acute stroke: a randomized controlled trialTraining intensity across the 20-session robot-assisted training for power-assisted ankle robot (PAAR, solid line) and swing-controlled ankle robot (SCAR, dotted line), in terms of a average cadence during 10-min stair walking, and b average walking speed during 20-min over-ground walking. The shaded area represents the SDBack to article page