Table 3

Strengths and Difficulties Questionnaire (SDQ) and Social Communication Questionnaire (SCQ) Effects of Centre, status, and gender (adjusted for age)

Parent ratings


Age

Centre°

Status°

Gender°

Centre × Status°

Centre × Gender°

Status × Gender°

Centre × Status × Gender°









rho

P

Q

Crit

Sig

Q

Crit

Sig

Q

Cri

Sig

Q

Crit

Sig

Q

.Cri

Sig

Q

Crit

Sig

Q

Crit

Sig









CP

-0.023

0.265

44.6

24.3

***

344.1

4.04

***

8.06

4.04

**

36

24.3

**

12.4

24.3

10.0

4.04

**

10.2

24.3

EP

0.020

0.334

19.6

23.4

122.8

3.98

***

1.0

3.98

27.0

23.4

*

15.70

23.4

2.6

3.98

29.8

23.4

*

H

-0.046

0.022

26.7

19.9

**

1653

3.89

***

58.90

3.89

***

151.3

19.9

***

15.52

19.9

40.6

3.89

***

14.9

19.9

PB(i)

0.030

0.133

152

22.9

***

69.35

4.41

***

32.34

4.41

***

48.1

22.9

***

14.0

22.9

5.56

4.41

*

14.6

22.9

PP

0.021

0.520

23.6

24.7

200.0

4.23

***

2.26

4.23

28.6

24.7

*

16.0

24.7

3.8

4.23

20.5

24.7

AvP

-0.008

0.681

16.3

22.2

937.71

3.95

***

16.82

3.95

***

90.3

22.2

***

20.1

22.2

25.83

3.95

***

19.36

22.2

SCQ

0.009

0.673

699.9

24.0

***

107.9

4.31

***

6.88

4.31

*

78

24.0

***

15.6

24.0

3.6

4.31

15.8

24.0

Teacher ratings


Age

Centre°

Status°

Gender°

Centre × Status°

Centre × Gender°

Status × Gender°

Centre × Status × Gender°









rho

P

Q

Crit

Sig

Q

Crit

Sig

Q

Cri

Sig

Q

Crit

Sig

Q

.Cri

Sig

Q

Crit

Sig

Q

Crit

Sig









CP

-0.005

0.809

52.5

24.5

***

120.9

4.37

***

15.53

4.37

***

7

24.5

5.9

24.5

1.0

4.37

16.6

24.5

EP

0.068

0.001

23.0

24.8

52.2

4.09

***

3.2

4.09

2.6

24.8

9.43

24.8

4.2

4.09

*

8.9

24.8

H

-0.058

0.005

38.6

20.9

***

602

3.92

***

60.33

3.92

***

10.1

20.9

24.59

20.9

*

11.9

3.92

***

9.3

20.9

PB(i)

0.038

0.062

53.1

22.7

***

95.2

4.01

***

40.64

4.01

***

21.1

22.7

19.80

22.7

2.8

4.01

7.4

22.7

PP

0.028

0.175

41

23.8

**

127.33

4.18

***

1.60

4.18

9.9

23.8

14.4

23.8

1.43

4.18

13.8

23.8

AvP

0.000

0.991

69.4

23.4

***

361.5

4.11

***

17.75

4.11

***

6.8

23.4

24.2

23.4

*

8.1

4.11

**

7.4

23.4


SDQ scales

CP Conduct Problems

EP Emotional Problems

H Hyperactivity

PB(i) Prosocial Behaviour (inverted)

PP Peer Problems

AvP Average Problems

SCQ scale

SCQ Total score

° Between-by-within design; dependent score is adjusted for age (residuals of linear regression)

Q Robust between/within test statistic for trimmed means (see methods section)

Crit. Critical value (α = .05)

Sig two sided α-level

* p < 0.05

** p < .0.01

*** p < .0.001

Müller et al. BMC Psychiatry 2011 11:55   doi:10.1186/1471-244X-11-55

Open Data