Instrument details

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Instrument Title

The Addiction Severity Index (ASI)

View PDF - The Addiction Severity Index (ASI)_McLellan.pdf

Source Article

McLellan, AT, Luborsky, L, Woody, GE, O'Brien CP (1980). An improved diagnostic evaluation instrument for substance abuse patients. The Addiction Severity Index. Journal of Nervous and Mental Disease, 168(1): 26-33.

Response Options

  1. Objective information: open ended, collected based on verifiable data
  2. Patient’s Judgment of Severity: patient requested to rate the extent to which he/she has been bothered by problems in each of the six areas, and the extent to which he/she feels that treatment for those problems is important (0= Not at all, 1= Slightly, 2= Moderately, 3= Considerably, 4= Extremely)

Survey Items

Substance abuse:

  1. How important to you is treatment for substance abuse?
  2. Total years regular use of drugs and alcohol?
  3. Total days use of drugs and alcohol past month?
  4. Total times treated for substance abuse?

    5. Medical:
  5. How important to you is medical Rx?
  6. Do you have physical problems that interfere?
  7. How many days in the last month have you been bothered?

    8. Employment/support:
  8. How important to you is employment counseling?
  9. How many days paid for working past month?
  10. Usual employment pattern past three years?

    11. Legal:
  11. How many months incarcerated?
  12. Are you awaiting trial or sentence?
  13. Total charges in life?
  14. How important is counseling?

    15. Family/social:
  15. How many days in past month were you troubled?
  16. How many close friends?
  17. Total years in present living situation?

    18. Psychological:
  18. How many days in past month were you troubled?
  19. Total number of psychiatric symptoms in life?
  20. How important to you is psychiatric Rx?

Internal Reliability

Reliability information was not available.

Validity

Convergent validity

Google Scholar

View article on Google Scholar

Terms Of Use

Individuals may use this information for research or educational purposes only and may not use this information for commercial purposes. When using this instrument, please cite:

McLellan, AT, Luborsky, L, Woody, GE, O'Brien CP (1980). An improved diagnostic evaluation instrument for substance abuse patients. The Addiction Severity Index. Journal of Nervous and Mental Disease, 168(1): 26-33.

When presenting results using any survey information you obtained from the SABI, please acknowledge the University of North Carolina at Chapel Hill Center for AIDS Research (CFAR), an NIH funded program P30 AI50410.