C.

	Absolute amplitude, hypo-normo change				Centroid frequency, hypo-normo change
N2 (n = 7)	Median	Range		P value	Median	Range		P value
Delta	3.3	−0.47	26.41	.078	−0.09	−0.16	0.05	.047
Theta	0.63	−2.8	10.41	.469	0.03	−0.03	0.15	.078
Alpha	0.7	−0.36	6.99	.078	−0.03	−0.6	0.14	.375
Delta:theta	3.6	−3.46	37.58	.078	−0.17	−0.25	0.15	.078
Theta:alpha	5.7	−3.13	10.95	.109	0.23	−0.7	0.59	.375