Table 2. Pairwise comparisons (post-hoc) for the light conditions × trials interaction for lower and upper alpha-band powers.

Variable	Trial	Pairs	Sig.	Variable	Trial	Pairs	Sig.
Lower alpha	2	BWL-DL	0.004	Upper alpha	1	BWL-DL	0.007
		RWL-DL	0.003		2	BWL-DL	<0.001
		RWL-NWL	0.001			BWL-NWL	0.003
		BWL-NWL	0.002		3	BWL-DL	<0.001
	3	BWL-DL	<0.001			RWL-DL	0.003
		RWL-DL	<0.001			BWL-NWL	0.001
		RWL-NWL	0.013			BWL-RWL	0.013
		BWL-NWL	0.002		4	BWL-DL	<0.001
	4	BWL-DL	<0.001			RWL-DL	0.007
		RWL-DL	<0.001			BWL-NWL	<0.001
		RWL-NWL	<0.001			BWL-RWL	0.008
		BWL-NWL	<0.001		5	NWL-DL	0.019
	5	BWL-DL	<0.001			BWL-DL	<0.001
		RWL-DL	0.001			RWL-DL	0.014
	6	BWL-DL	<0.001			BWL-NWL	0.004
		RWL-DL	0.006		6	NWL-DL	0.008
		BWL-NWL	0.007			BWL-DL	<0.001
						RWL-DL	0.036

Only comparisons that were statistically significant are shown. p<0.05 was considered statistically significant.