Table 1.

Mean value (standard deviation) of the sets of absolute difference of squared correlation coefficient values $|\mathrm{\Delta }{\mathrm{\rho }}_{\{2-1\},r_m}^2|$, $|\mathrm{\Delta }{\mathrm{\rho }}_{\{4-3\},r_m}^2|$, $|\mathrm{\Delta }{\mathrm{\rho }}_{\{3-1\},r_m}^2|$ and $|\mathrm{\Delta }{\mathrm{\rho }}_{\{4-2\},r_m}^2|$, for the unfiltered data and EEG rhythms

	Unfiltered data	EEG rhythm
		Delta	Theta	Alpha	Low beta	High beta
$|\mathrm{\Delta }{\mathrm{\rho }}_{\{2-1\},r_m}^2|$	0.0913 (0.0915)	0.1559 (0.1231)	0.09 (0.1)	0.0651 (0.1002)	0.06 (0.088)	0.07 (0.087)
$|\mathrm{\Delta }{\mathrm{\rho }}_{\{4-3\},r_m}^2|$	0.0927 (0.0986)	0.1152 (0.1301)	0.0938 (0.0906)	0.1061 (0.1287)	0.0864 (0.1122)	0.084 (0.0802)
$|\mathrm{\Delta }{\mathrm{\rho }}_{\{3-1\},r_m}^2|$	0.2234 (0.2104)	0.264 (0.2251)	0.23 (0.226)	0.20 (0.215)	0.1928 (0.1966)	0.1872 (0.1751)
$|\mathrm{\Delta }{\mathrm{\rho }}_{\{4-2\},r_m}^2|$	0.2088 (0.1820)	0.2614 (0.1993)	0.2075 (0.2068)	0.1963 (0.1948)	0.1901 (0.1817)	0.1624 (0.14)

The four sets corresponded to the difference between sessions s₂ and s₁, s₄ and s₃, s₃ and s₁, s₄ and s₂