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Substance abuse among individuals with intellectual disabilities
Shawna L Carroll Chapman1, Li-Tzy Wu
1Department of Psychiatry and Behavioral Sciences, School of Medicine, Duke University Medical Center, Durham, NC 27710, USA. Shawna.Chapman@dm.duke.edu
Research in Developmental Disabilities
|April 17, 2012
Summary
Individuals with intellectual disabilities (ID) face higher risks for substance use problems despite lower prevalence rates. Targeted prevention and treatment strategies are crucial due to research gaps and unique population needs.
Area of Science:
- Public Health
- Disability Studies
- Addiction Research
Background:
- Individuals with disabilities, particularly intellectual disability (ID), experience significant health disadvantages.
- People with ID disproportionately face substance use challenges, often due to insufficient evidence-based prevention and treatment.
- Existing research is fragmented across disciplines, with limited recent synthesis.
Purpose of the Study:
- To synthesize current research on substance use among individuals with intellectual disabilities.
- To identify research gaps and specific subgroups requiring focused attention.
- To inform future prevention and treatment efforts for this population.
Main Methods:
- A comprehensive literature search was conducted across PubMed, PsychINFO, and Google Scholar.
- 37 peer-reviewed articles were identified, including 15 published since 2006.
- The review synthesized findings from diverse disciplines.
Main Results:
- While prevalence of alcohol and illicit drug use is low in individuals with ID, their risk for substance-related problems is high.
- Specific subgroups, including those with borderline/mild ID, co-occurring mental illness, and incarceration, need special attention.
- Individuals with ID are less likely to access or remain in substance abuse treatment compared to those without ID.
Conclusions:
- Significant research gaps exist in understanding and addressing substance use among individuals with ID.
- Tailored prevention strategies and treatment components are essential to meet the unique needs of this population.
- Further research is critical to accurately assess problem magnitude and develop effective interventions.
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