Table 3 Means and standard deviations of measured variables

Depression Yr 1

987

4.78

4.27

Depression Yr 2

896

4.10

4.25

Depression Yr 3

896

4.24

4.75

Anxiety Yr 1

988

10.78

5.63

Anxiety Yr 2

906

10.06

5.55

Anxiety Yr 3

890

9.59

5.46

Posttraumatic stress Yr 1

988

23.71

13.41

Posttraumatic stress Yr 2

909

21.20

13.05

Posttraumatic stress Yr 3

912

20.57

13.98

Problems with SU Yr1

1008

0.05

0.44

Problems with SU Yr 2

890

0.20

1.00

Problems with SU Yr 3

903

0.35

1.20

Nonviolent delinquency Yr1

1004

0.17

1.14

Nonviolent delinquency Yr2

894

0.47

1.94

Nonviolent delinquency Yr 3

896

0.81

2.81

Violent delinquency Yr 1

1001

0.86

1.69

Violent delinquency Yr 2

896

1.41

2.61

Violent delinquency Yr 3

896

1.90

3.49