Table 1.

Stimulation parameters determined in the FES setup. Four muscles of each leg were chosen in the study, namely, the TA, LG, BF and RF. The parameters $c_{min}$ and $c_{max}$ were measured for each muscle. The units are mA.

Subjects		LTA	LLG	LBF	LRF	RTA	RLG	RBF	RRF
A	$c_{min}$	10	16	14	14	12	12	18	14
	$c_{max}$	20	22	26	20	18	14	22	22
B	$c_{min}$	6	14	8	12	10	12	10	14
	$c_{max}$	24	28	22	22	22	24	22	24
C	$c_{min}$	8	8	10	10	6	6	10	10
	$c_{max}$	12	12	14	16	10	10	14	14
D	$c_{min}$	10	10	16	6	10	14	14	18
	$c_{max}$	14	14	22	18	22	22	24	26
E	$c_{min}$	8	8	14	14	8	8	14	14
	$c_{max}$	20	20	22	22	14	26	24	24
F	$c_{min}$	10	12	16	18	10	16	24	16
	$c_{max}$	24	24	26	30	24	26	30	30
G	$c_{min}$	12	6	14	12	14	10	10	10
	$c_{max}$	22	20	24	28	24	24	24	28

LTA: left tibialis anterior; LLG: left lateral gastrocnemius; LBF: left biceps femoris; LRF: left rectus femoris; RTA: right tibialis anterior; RLG: right lateral gastrocnemius; RBF: right biceps femoris; RRF: right rectus femoris.