Predicting muscle forces of individuals with hemiparesis following stroke

Table 2 Parameter Values*

Muscle	Subject	A (N/ms)	τ ₁ (ms)	τ ₂ (ms)	K _m
Quadriceps Femoris (N = 8)	#1	0.351	292.7	503.1	0.067
	#2	0.412	31.2	200	0.01
	#3	2.878	72.6	1	0.215
	#4	1.153	46.9	69.2	0.016
	#5	0.53	46.1	84.7	0.012
	#6	0.682	169.3	31.1	0.034
	#7	1.504	38.591	39.58	0.016
	#9	1.04	61.8	5.5	0.024
	*Average*	*1.07*	*94.9*	*116.8*	*0.049*
	COV**	*78%*	*96%*	*144%*	*141%*
Dorsiflexor (N = 7)	#1	0.183	99.9	86.4	0.054
	#2	0.143	132.6	0.001	0.01
	#3	0.282	73.5	61.6	0.022
	#4	0.091	183.0	1	0.005
	#5	0.193	153.4	1	0.004
	#9	0.305	84.8	53.8	0.011
	#10	0.356	70.0	0.01	0.01
	*Average*	*0.222*	*113.9*	*29.1*	*0.017*
	COV **	*43%*	*38%*	*127%*	*101%*
Plantar-flexor (N = 9)	#1	0.194	373.7	1	0.231
	#2	0.28	75.0	240.6	0.033
	#3	0.963	51.7	104.6	0.017
	#4	0.287	63.6	260.1	0.013
	#5	0.187	35.5	311.6	0.02
	#6	0.287	654.3	1	0.01
	#7	0.291	67.1	259.1	0.02
	#8	0.343	115.2	91.7	0.052
	#9	0.381	55.1	132.4	0.02
	*Average*	*0.357*	*168.7*	*155.8*	*0.046*
	COV**	*71%*	*123%*	*78%*	*151%*

*Please note that for each muscle group, parameter R was fixed at 5 and τ_cwas fixed at 11 ms. In addition, certain muscle groups were not tested due to reflex responses or muscle swelling (see text and Table 1 for details).
** COV, Coefficient of variation = (Standard Deviation/Average) × 100

ISSN: 1743-0003