Fig. 3From: Energy storing and return prosthetic feet improve step length symmetry while preserving margins of stability in persons with transtibial amputationDifference in push-off work of the prosthetic foot (Work), center of mass velocity (vcom), intact step length (SLintact), step length symmetry (SLsymm) and backward margin of stability (MOSBW) between walking with the SACH foot (green) and ESAR foot (red). * denotes significant difference between foot conditionsBack to article page