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Table 3 Within-subjects effect of reading and ranking messages on attitudes about air pollution and energy use

From: Fossil fuels are harming our brains: identifying key messages about the health effects of air pollution from fossil fuels

 

F

df

Error df

p-value

Effect size d

T1 Mean

T1 Std. Deviation

T2 Mean

T2 Std. Deviation

Perceived risk of air pollution

101.38

1

1551

< 0.001

0.27

3.82

1.53

4.22

1.49

Perceived harm of fossil fuels

96.75

1

1545

< 0.001

0.25

2.97

0.98

3.22

1.00

Desire for more fossil fuel use

25.48

1

1637

< 0.001

0.10

3.55

1.39

3.40

1.46

Desire for new fossil fuel plant near home

26.57

1

1637

< 0.001

0.09

3.45

1.55

3.31

1.56

Desire for more renewable energy use

12.71

1

1637

< 0.001

0.08

4.77

1.39

4.88

1.36

Desire for societal support for clean energy

14.52

1

1637

< 0.001

0.07

5.13

1.61

5.25

1.59

Intention to engage in consumer advocacy

5.27

1

1637

0.022

0.04

2.74

1.16

2.80

1.18

Intention to engage in political advocacy

0.06

1

1637

0.806

0.01

2.80

1.16

2.81

1.19