Table 2.

Intra-trials correlations between the force in the target direction and the joint torques in the individual trials. Group average data for different force directions (n=40; 4 force levels ×10 subjects).

Force direction, º	0.0	45.0	90.0	135.0	180.0	225.0	270.0	315.0
Torque direction	EEE	EEE	FEE	FFF	FFF	FFF	EFF	EEE
Shoulder	−0.97	−0.46	0.41	0.92	0.96	0.51	−0.33	−0.91
Elbow	−0.91	−0.88	−0.61	0.54	0.89	0.89	0.64	−0.51
Wrist	−0.68	−0.47	−0.16	0.38	0.59	0.43	0.22	−0.38