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Table 2 Results on interaction and main effects of the ANOVAs

From: Evaluation of an information booklet for adolescents on depression: evidence from a randomized controlled study

subdomains

F

df

partial η²

p

Interaction between time and group

    

Prejudices

0.02

1.65

.00

.970

Symptoms

9.08

2

.16

< .001

Treatment

8.36

2

.15

< .001

Antidepressants

10.02

2

.17

< .001

Causes

10.91

2

.19

< .001

Suicidality

9.00

1.77

.16

< .001

Helping behavior

1.25

2

.03

.292

Factor time

    

Prejudices

3.06

1.65

.06

.062

Symptoms

8.28

2

.15

< .001

Treatment

10.30

2

.18

< .001

Antidepressants

7.53

2

.14

< .001

Causes

9.29

2

.16

< .001

Suicidality

10.19

1.77

.17

< .001

Helping behavior

3.71

2

.07

.028

Factor group

    

Prejudices

0.57

1

.01

.453

Symptoms

8.31

1

.15

< .01

Treatment

9.19

1

.16

< .01

Antidepressants

4.65

1

.09

.036

Causes

2.66

1

.05

.110

Suicidality

45.57

1

.49

< .001

Helping behavior

0.15

1

.003

.703

  1. Note. F-test statistic of the ANOVA, df = degrees of freedom, partial η² = effect size of the ANOVA