Table 9. Co-variation matrices (correlation coefficient r) of activation levels of muscle pairs across tasks, averaged within three subject groups: subjects with no impairment (CMSH 7).

	THE	FDI	HTH	EDC	FDS	ECR/ECU	FCR/FCU
THE	1	0.64	0.15	0.03	0.16	0.06	−0.07
FDI		1	−0.08	−0.20	0.20	−0.17	−0.08
HTH			1	0.42	0.11	0.31	0.34
EDC				1	0.25	0.57	0.23
FDS					1	0.18	0.49
ECR/U						1	−0.02
FCR/U							1