Table 4.

Element values of muscle synergies for a post-stroke subject before and after rehabilitation and for a healthy elderly subject.

Subject #	uR(s)			uφ(s)			uR×φ(s)
	Shoulder	Shoulder and elbow	Elbow	Shoulder	Shoulder and elbow	Elbow	Shoulder	Shoulder and elbow	Elbow
9a (post-stroke subject before rehabilitation)	−0.300 (±0.142)	0.300 (±0.142)	0.875 (±0.117)	0.490 (±0.055)	0.850 (±0.024)	−0.180 (±0.039)	−0.802 (±0.082)	0.376 (±0.101)	−0.403 (±0.192)
9b (post-stroke subject after rehabilitation)	−0.276 (±0.067)	0.276 (±0.067)	0.915 (±0.043)	0.788 (±0.031)	0.606 (±0.045)	0.091 (±0.038)	−0.530 (±0.040)	0.746 (±0.062)	−0.385 (±0.096)
10 (healthy elderly subject)	−0.487 (±0.027)	0.487 (±0.027)	0.723 (±0.036)	0.822 (±0.016)	0.552 (±0.030)	0.134 (±0.023)	−0.334 (±0.054)	0.656 (±0.013)	−0.670 (±0.032)