Serious Mental Illness and Its Co-Occurrence with Substance Use Disorders, 2002

June 2004 Serious Mental Illness and Its Co-Occurrence with Substance Use Disorders, 2002 This report presents information on the prevalence and treatment of serious mental illness (SMI) and their association with substance use and co-occurring substance use disorders based on the 2002 National Survey on Drug Use and Health (NSDUH). The survey, formerly known as the National Household Survey on Drug Abuse (NHSDA), is a project of the Substance Abuse and Mental Health Services Administration (SAMHSA). For this report, a substance use disorder is defined as dependence on or abuse of alcohol or illicit drugs . . .