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Table 1 Scores on carer- and youth completed Strengths and Difficulties Questionnaire (SDQ)

From: Services according to mental health needs for youth in foster care? – A multi-informant study

  

Sum score

 

N

Mean

SD

Min

Max

Cronbach’s alpha

Carer reported SDQ

 Internalizing problems

291

5.7

4.1

0

18

.78

 Externalizing problems

291

7.0

4.2

0

18

.82

 Total difficulties

291

12.7

7.2

0

33

.86

 Impact score

291

2.7

2.9

0

10

.78

Youth reported SDQ

 Internalizing problems

303

5.4

4.0

0

16

.81

 Externalizing problems

303

6.6

3.6

0

16

.78

 Total difficulties

303

12.0

6.6

0

32

.85

 Impact score

303

1.3

1.9

0

8

.87

  1. Note: Subscales mean, and minimum and maximum of sum scores