Table 2.

Analysis of strain variance for comparison between channels and classes.

	N	F value	Pr > F	R-square
Between channels
A	72	340622	<0.0001	0.999899
B	72	180487	<0.0001	0.999809
C	72	37744.3	<0.0001	0.999087
D	72	2278.67	<0.0001	0.985085
Between classes
A versus B  versus C versus D	288	66.36	<0.0001	0.412109
AB versus CD	288	1.98	0.1603	0.006881