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Tracking substance abusers in longitudinal research: understanding follow-up contact difficulty
M A Walton1, C S Ramanathan, T M Reischl
1University of Michigan, Alcohol Research Center, Ann Arbor 48108, USA.
American Journal of Community Psychology
|August 7, 1998
Summary
Tracking substance abuse patients post-treatment can be challenging. Greater contact efforts were needed for patients who relapsed, impacting longitudinal study validity.
Area of Science:
- Addiction Research
- Longitudinal Study Design
- Public Health
Background:
- Follow-up contact difficulty is crucial for longitudinal study planning and data validity.
- Understanding factors influencing patient follow-up is essential for effective research and treatment evaluation.
Purpose of the Study:
- To examine contact difficulty among substance abusers post-treatment.
- To identify predictors of contact effort and assess the relationship between contact difficulty and substance reuse.
- To provide practical suggestions for improving tracking efforts in longitudinal studies.
Main Methods:
- The study involved 96 individuals undergoing substance abuse treatment.
- Follow-up interviews were conducted at 3 and 6 months post-treatment.
- Contact efforts and substance reuse were assessed to determine relationships with contact difficulty.
Main Results:
- High interview completion rates were observed (93% at 3 months, 97% at 6 months).
- Contact efforts were generally higher at the 3-month follow-up compared to the 6-month follow-up.
- Substance reuse at both follow-ups was associated with increased contact efforts, while baseline variables did not predict contact effort.
Conclusions:
- Contact difficulty in substance abuse research is influenced by substance reuse, not baseline characteristics.
- Higher contact efforts are required for individuals who relapse, highlighting potential attrition bias.
- Findings offer practical insights for optimizing tracking strategies in longitudinal substance abuse studies to enhance data validity.
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