Table 3.

Alterations in electroencephalography (EEG) in rats at 7 days, 14 days and 28 days after microwave irradiation and changes in the frequencies of α, β, θ, and δ wave power (n = 5).

	Group	S	C10	L10	LC10
Power of α wave (μV2)	1 day	2.26 ± 0.27	1.89 ± 0.32	2.03 ± 0.29	1.77 ± 0.25
	7 days	2.29 ± 0.24	1.82 ± 0.24	2.06 ± 0.20	1.83 ± 0.13
	14 days	2.21 ± 0.13	2.31 ± 0.13	2.12 ± 0.15	2.09 ± 0.14
	28 days	1.88 ± 0.22	1.89 ± 0.21	2.02 ± 0.21	2.09 ± 0.14
Power of β wave (μV2)	1 day	1.82 ± 0.27	1.43 ± 0.24	1.59 ± 0.24	1.36 ± 0.21
	7 days	1.87 ± 0.27	1.50 ± 0.18	1.73 ± 0.14	1.46 ± 016
	14 days	1.88 ± 0.17	1.95 ± 0.12	2.00 ± 0.13	1.87 ± 0.15
	28 days	2.15 ± 0.26	2.16 ± 0.05	2.11 ± 0.19	2.10 ± 0.18
Power of θ wave (μV2)	1 day	5.67 ± 0.45	6.92 ± 0.52	6.44 ± 0.37	7.17 ± 0.48*
	7 days	5.04 ± 0.25	5.89 ± 0.37	5.44 ± 0.25	6.19 ± 0.34*
	14 days	5.69 ± 0.28	5.71 ± 0.25	6.06 ± 0.48	6.33 ± 0.36
	28 days	5.96 ± 0.46	5.85 ± 0.70	5.51 ± 0.34	6.21 ± 0.55
Power of δ wave (μV2)	1 day	6.48 ± 0.28	7.10 ± 0.34	8.03 ± 0.37*	8.25 ± 0.53*
	7 days	6.79 ± 0.59	7.48 ± 0.31	7.15 ± 0.80	7.95 ± 0.54
	14 days	6.21 ± 0.59	6.72 ± 0.41	5.64 ± 0.96	6.79 ± 0.31
	28 days	5.88 ± 0.47	6.16 ± 0.27	5.90 ± 0.50	6.18 ± 0.37

Data were shown as the mean ± SE. *P < 0.05 vs. sham. The data in the table were analyzed by SPSS 22.0.