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Table 1 Means, standard deviations, and z values for differences on adolescent-rated (CDI-2:C) and parent-rated depressive symptoms (CDI-2:P) between the intervention and control condition

From: Randomized control trial testing the effectiveness of implemented depression prevention in high-risk adolescents

 

Intervention condition (N = 66)

Control condition (N = 64)

  

Adolescent-rated

M

SD

M

SD

z value

p

 CDI-2:C T0

18.66

4.21

18.42

4.54

.41

.679

 CDI-2:C T1

16.18

4.92

15.68

7.08

.45

.655

 CDI-2:C T2

13.32

7.07

14.71

9.06

− .80

.423

 CDI-2:C T3

12.10

6.85

13.72

8.72

− .98

.326

 CDI-2:C T4

10.78

7.05

13.32

7.50

− 1.98

.048

Parent-rated

(N = 60)

(N = 59)

  

 CDI-2:P T1

20.14

5.54

16.78

5.86

2.57

.010

 CDI-2:P T2

18.66

6.00

15.09

6.36

2.96

.003

 CDI-2:P T3

17.42

6.27

14.41

6.21

2.94

.003

 CDI-2:P T4

16.59

6.34

14.07

6.53

2.10

.035