Figure 4From: A gait abnormality measure based on root mean square of trunk accelerationThe effect of preferred walking speed on RMS (a) and RMSR (b) in the ML direction for the healthy subjects and hemiplegic patients. Each shaded circle represents the value of each normal subject, and each open circle represents the value of each the hemiplegic patient. The values in the healthy subjects are the same as in Figures 1 and 2.Back to article page