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Table 2 Regression coefficients for session comparisons regressed onto electrode sites for power collected during eyes-opened rest

From: Resting-state posterior alpha power changes with prolonged exposure in a natural environment

Ā 

Estimate (Ī²)

95% CI

df

t

p

Posterior alpha power

ā€ƒ(Intercept)

1.59

0.21

2.98

20.82

2.30

0.03*

ā€ƒNature vs urban

āˆ’1.77

āˆ’3.12

āˆ’ā€‰0.43

33.81

āˆ’2.62

0.01*

ā€ƒ(Intercept)

1.62

0.21

3.03

20.80

2.30

0.03*

ā€ƒPretrip vs post-trip

0.32

āˆ’0.90

1.54

33.64

0.53

NS

ā€ƒ(Intercept)

1.59

0.20

2.98

20.80

2.29

0.03*

ā€ƒPretrip vs trip

āˆ’1.10

āˆ’2.98

0.07

33.60

āˆ’1.85

0.07

ā€ƒ(Intercept)

1.61

0.22

3.01

20.83

2.32

0.03*

ā€ƒTrip vs post-trip

1.54

0.37

2.72

33.93

2.61

0.01*

Midfrontal alpha power

ā€ƒ(Intercept)

2.14

0.93

3.35

20.64

3.52

<ā€‰0.01*

ā€ƒNature x urban

āˆ’0.79

āˆ’2.28

0.66

34.16

āˆ’1.07

NS

ā€ƒ(Intercept)

2.14

0.92

3.36

20.69

3.50

<ā€‰0.01*

ā€ƒPretrip vs post-trip

āˆ’0.35

āˆ’1.60

0.89

33.84

āˆ’0.56

NS

ā€ƒ(Intercept)

2.13

0.92

3.34

20.65

3.52

<ā€‰0.01*

ā€ƒPretrip vs trip

āˆ’0.74

āˆ’1.99

0.49

33.80

āˆ’1.18

NS

ā€ƒ(Intercept)

2.14

0.93

3.37

20.65

3.52

<ā€‰0.01*

ā€ƒTrip vs post-trip

0.42

āˆ’0.87

1.73

34.38

0.64

NS

Posterior theta power

ā€ƒ(Intercept)

2.36

1.32

3.40

21.00

4.53

<ā€‰0.001**

ā€ƒNature vs urban

āˆ’0.78

āˆ’2.03

0.44

34.45

āˆ’1.26

NS

ā€ƒ(Intercept)

2.37

1.32

3.43

21.02

4.51

<ā€‰0.001**

ā€ƒPretrip vs post-trip

0.27

āˆ’0.78

1.32

34.13

0.52

NS

ā€ƒ(Intercept)

2.36

1.31

3.40

21.00

4.51

<ā€‰0.001**

ā€ƒPretrip vs trip

āˆ’4.42

āˆ’1.48

0.62

34.11

āˆ’0.80

NS

ā€ƒ(Intercept)

2.37

1.33

3.41

21.01

4.54

<ā€‰0.001**

ā€ƒTrip vs post-trip

0.75

āˆ’0.32

1.83

34.53

1.39

NS

Midfrontal theta power

ā€ƒ(Intercept)

3.93

2.92

4.95

20.94

7.73

<ā€‰0.001**

ā€ƒNature vs urban

0.30

āˆ’0.74

1.34

34.04

0.58

NS

ā€ƒ(Intercept)

3.93

2.92

4.95

20.98

7.75

<ā€‰0.001**

ā€ƒPretrip vs post-trip

0.15

āˆ’0.73

1.03

33.82

0.33

NS

ā€ƒ(Intercept)

3.93

2.92

4.95

20.98

7.75

<ā€‰0.001**

ā€ƒPretrip vs trip

0.29

āˆ’0.59

1.16

33.79

0.66

NS

ā€ƒ(Intercept)

3.93

2.91

4.95

20.96

7.74

<ā€‰0.001**

ā€ƒTrip vs post-trip

āˆ’0.15

āˆ’1.07

0.77

34.20

āˆ’0.33

NS

  1. Note: Individual eyes-opened linear mixed model comparisons of log transformed power for both frontal and posterior regions-of-interest in alpha power and power within 4ā€“8ā€‰Hz
  2. * pā€‰<ā€‰0.05. ** pā€‰<ā€‰0.01