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).

From: Effects of 1.5 and 4.3 GHz microwave radiation on cognitive function and hippocampal tissue structure in Wistar rats

 

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

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