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Characterizing and improving HIV/AIDS knowledge among cocaine-dependent outpatients using modified materials.

Evan S Herrmann1, Sarah H Heil, Stacey C Sigmon

  • 1Department of Psychology, University of Vermont, Room 1415 UHC, 1 So. Prospect Street, Burlington, VT 05401, USA.

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Summary

A brief HIV/AIDS education intervention significantly increased knowledge among cocaine-dependent outpatients. Modifying tests to include a "don't know" option improved baseline assessment of knowledge deficits.

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Area of Science:

  • Addiction Medicine
  • Infectious Disease Prevention
  • Public Health Education

Background:

  • Limited HIV/AIDS education in US substance abuse programs due to time constraints.
  • Development of a brief educational intervention to address this gap.
  • Focus on increasing HIV/AIDS knowledge among cocaine-dependent outpatients.

Purpose of the Study:

  • To evaluate the effectiveness of a brief educational intervention for HIV/AIDS knowledge.
  • To assess the impact of modified test response formats on identifying knowledge deficits.
  • To determine if knowledge gains are sustained over time.

Main Methods:

  • Randomized controlled trial with 90 cocaine-dependent outpatients.
  • Comparison of modified "true-false-don't know" pre-tests with historical controls.
  • Administration of a brief HIV/AIDS educational intervention versus a sham intervention.
  • Cross-over design for knowledge testing post-intervention and at 9-week follow-up.

Main Results:

  • Pre-test scores were lower than historical controls, indicating baseline deficits.
  • Significant increase in HIV/AIDS knowledge after the educational intervention (p<.001).
  • No significant knowledge increase after the sham intervention (p>.05).
  • Sustained knowledge improvement at 9-week follow-up (p<.001).

Conclusions:

  • Modified "don't know" response format effectively identifies knowledge gaps.
  • The brief educational intervention is a successful method for enhancing HIV/AIDS knowledge.
  • This approach is suitable for cocaine-dependent outpatient settings.