Development and Evaluation of a Powered Artificial Gastrocnemius for Transtibial Amputee Gait

Table 3

Metabolic cost of transport for nonamputee participants.

Participant	0.75 m/s	1.0 m/s	1.25 m/s	1.5 m/s	1.75 m/s	2.0 m/s	Optimal speed (m/s)
NA1	0.419	0.364	0.326	0.339	0.362	0.380	1.25
NA2	0.462	0.386	0.371	0.375	0.404	0.467	1.25
NA3	0.481	0.389	0.347	0.341	0.368	0.400	1.5
NA4	0.395	0.339	0.305	0.315	0.348	0.408	1.25