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Receipt of Services among Adults in the US with Co-Occurring Mental Illness and a Substance Use Disorder

"An estimated 8.2 million adults aged 18 or older in 2016 had co‑occurring AMI [Any Mental Illness] and an SUD [Substance Use Disorder] in the past year, corresponding to 3.4 percent of all adults. In addition, about 2.6 million adults had SMI and an SUD in the past year, representing 1.1 percent of all adults.1

Estimated Prevalence and Trends in Use of Cocaine Including Crack in the US

"In 2016, the estimate of about 1.9 million people aged 12 or older who were current users of cocaine (Figure 15) included about 432,000 current users of crack. The numbers correspond to about 0.7 percent of the population aged 12 or older who were current users of cocaine (Figure 22) and 0.2 percent who were current users of crack (Table A.7B in Appendix A). The 2016 estimate for current cocaine use was similar to the estimates in most years between 2007 and 2015, but it was lower than the estimates in 2002 to 2006.

How Federal Surveys Estimate the Prevalence Of Substance Use Disorders

"Illicit drug use disorder is defined as meeting DSM-IV criteria for either dependence or abuse for one or more of the following illicit drugs: marijuana, cocaine, heroin, hallucinogens, inhalants, methamphetamine, or prescription psychotherapeutic drugs that were misused (i.e., pain relievers, tranquilizers, stimulants, and sedatives). There are seven possible dependence criteria for specific illicit drugs:
"1. spent a lot of time engaging in activities related to use of the drug,
"2. used the drug in greater quantities or for a longer time than intended,

NSDUH's Method For Estimating Prevalence Of "Illicit Drug Use Disorders" In The US

"Illicit drug use disorder is defined as meeting DSM-IV criteria for either dependence or abuse for one or more of the following illicit drugs: marijuana, cocaine, heroin, hallucinogens, inhalants, methamphetamine, or prescription psychotherapeutic drugs that were misused (i.e., pain relievers, tranquilizers, stimulants, and sedatives). There are seven possible dependence criteria for specific illicit drugs:

Current Marijuana and Other Illegal Substance Use and Trends in the US

"The estimated 30.5 million people aged 12 or older who were current illicit drug users in 2017 represent 11.2 percent of the population aged 12 or older (Figures 11 and 12). Stated another way, 1 in 9 individuals aged 12 or older in the United States used illicit drugs in the past month. Approximately 2.0 million adolescents aged 12 to 17 in 2017 were current users of illicit drugs, which represents 7.9 percent of adolescents. Approximately 1 in 4 young adults aged 18 to 25 (24.2 percent) were current users of illicit drugs in 2017.

Prevalence of Illegal Drug Use in the US Among People Aged 12 or Older

"In 2017, 30.5 million people aged 12 or older used an illicit drug in the past 30 days (i.e., current use), which corresponds to about 1 in 9 Americans (11.2 percent). About 1 in 4 young adults aged 18 to 25 were current illicit drug users. Regardless of age, the estimates of current illicit drug use for 2017 were driven primarily by marijuana use and the misuse of prescription pain relievers.

Estimated Unmet Treatment Need in the US, 2010-2013

"• In 2013, among the 20.2 million persons aged 12 or older who were classified as needing substance use treatment but not receiving treatment at a specialty facility in the past year, 908,000 persons (4.5 percent) reported that they perceived a need for treatment for their illicit drug or alcohol use problem (Figure 7.10). Of these 908,000 persons who felt they needed treatment but did not receive treatment in 2013, 316,000 (34.8 percent) reported that they made an effort to get treatment, and 592,000 (65.2 percent) reported making no effort to get treatment.

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