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Regular primary care and specialty care as needed is associated with remission from alcohol and drug use disorders over 9 years

Statistics from



What effect does a continuing care model and its components have on remission status in people with substance use disorders?


991 people with substance use disorders (alcohol or drugs or both). These individuals were selected from 1953 people who were taking part in two large randomised studies assessing day hospital treatment and integrated care. Participants had to have been Kaiser Permanente members for at least 5.4 years in the study period, and have had at least one follow-up interview.


Kaiser Permanente Sacramento Chemical Dependency Recovery Program, USA; from 1994 to 2007.

Prognostic factors

Type of service use (including primary care, specialty substance abuse treatments and psychiatric services, as well as continuing care). The initial model included demographic characteristics, baseline alcohol and drug dependence, completion of index treatment, severity of substance use and psychiatric problems (Addiction Severity Index, ASI), at previous follow-up. Subsequent models included those factors that were significant at the p<0.1 level in the initial …

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  • Sources of funding National Institutes of Health.


  • Competing interests None.

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