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. Author manuscript; available in PMC: 2014 Jan 1.
Published in final edited form as: Child Youth Serv Rev. 2013 Jan;35(1):194–203. doi: 10.1016/j.childyouth.2012.10.003

Table 3.

12-Month Mental Health Prevalence Rates of Foster Youth ages 19 to 26.

Midwest Study Casey National Study
Age 19 21 26 20–26
Diagnostic Measure CIDI CIDI
Type of Mental Health Disorder
 Major Depression 5.6 7.6 - 15.1
 ODD/CD -
 PTSD 6.0 7.9 - 20.1
 ADHD -
 Mania -
Any Mental Health Disorder 25.0 14.2 - 48.4
Type of Substance Use Disorder
 Alcohol Abuse 7.6 7.3 16.0
 Alcohol Dependence 3.0 6.9 13.0 3.5
 Any Alcohol 14.2 12.3
 Drug Abuse 9.3 3.7 23.0
 Drug Dependence 3.2 2.9 20.0 3.8
 Any Drug 5.4 7.9
Any Substance Use Disorder 15.8 18.2