This report provides 2013 estimates on the prevalence of substance use disorder and mental illness in the United States. It also reports on the need for and barriers to substance use treatment, mental health care, and co-occurring substance use disorders and mental illness.

This report presents national estimates of mental illness and mental health services used among people ages 12 and older. It also presents data related to co-occurring mental illness and substance use disorders.

This NSDUH report presents national estimates on the prevalence of mental illness and the use mental health services among people ages 12 and older. The report includes data on co-occurring mental illness with substance use.