Effects of the degree of freedom and assistance characteristics of powered ankle-foot orthoses on gait stability
Fig 9
PCC plot of the 4 cases for subject 2 (COPAvg−δRMS, PAvg−θAvg, θAvg−COPAvg, and PAvg−COPAvg).
The blue and gray points in (A) represent the mean data of 1- and 2-DOF PAFO experiments, respectively. (B) and (C) The 2- and (D) 1-DOF PAFO experiments.