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Table 1 Overview of prevalence rates in different studies

From: Prevalence of mental disorders among adolescents in German youth welfare institutions

Study

Sample

Sample size

Prevalence

Instruments

ICD-10 diagnoses

McIntyre and Keesler 1986 [32]

foster care

N = 158

48.7%

CBCL (1)

No

McCann et al. 1996 [23]

foster & residential care

N = 103 n = 38 in residential care

96% in residential care 57%in foster care

CBCL Kiddie-sads (4)

Yes

Minnis et al. 2001 [33]

foster care

N = 182

60%

SDQ (2)

No

Hukkanen R. et al. 1999 [25]

residential care

N = 91

59%

CBCL & TRF

No

Dimigen et al. 1999 [24]

residential and foster

N = 70

30–50% in the different subscales

Devereux Scales of mental disorders (3)

No

Graf et al. 2002 [12]

residential care

N = 103

80%

Clinical Diagnoses

Yes

Meltzer et al. 2003 [2] Ford et al. 2007 [3]

foster & residential care

Total 1039 (N = 168 residential care)

Total 45–49% 68% (residential care)

SDQ clinical interview

Yes

Burns et al. 2004 [1]

foster & residential care

N = 3803

88,6% in residential care 63,1% in foster care

CBCL

No

Blower et al. 2004 [26]

foster & residential care

N = 48

44% in residential care

CBCL & Kiddie sads

Yes

Mount et al. 2004 [34]

foster & residential care

N = 50

70%

SDQ

No

  1. (1) Child Behavior Checklist (CBCL) [15],
  2. (2) Strength and Difficulties Questionnaire (SDQ) [31],
  3. (3) Devereux Scales of mental disorders [35], Kiddie-Sads [30]