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Within-subject analysis of a prevention strategy for problem behavior
Tara A Fahmie1, Brian A Iwata2, Sarah C Mead2
1California State University, Northridge.
Journal of Applied Behavior Analysis
|August 18, 2016
Summary
This study introduces sensitivity tests to identify triggers for problem behavior. Interventions based on differential reinforcement successfully prevented problem behavior escalation in a case study.
Area of Science:
- Behavioral Science
- Applied Behavior Analysis
- Clinical Psychology
Background:
- Extensive research exists on maintaining factors and interventions for problem behavior.
- Limited research has focused on preventing the initial development of problem behavior.
- Functional analysis methodology has identified common contingencies but lacks preventative strategies.
Purpose of the Study:
- To illustrate the use of sensitivity tests as a basis for intervention.
- To assess the efficacy of a prevention strategy using a single-subject design.
- To explore individualized approaches to preventing problem behavior.
Main Methods:
- A two-part case study was conducted.
- Study 1 utilized sensitivity tests to identify potential establishing operations.
- Study 2 employed a single-subject design to evaluate a prevention strategy based on differential reinforcement.
Main Results:
- Sensitivity tests successfully identified establishing operations that may precipitate problem behavior.
- Differential reinforcement interventions prevented increases in problem behavior severity compared to control baselines.
- The individualized prevention approach demonstrated effectiveness in a case study.
Conclusions:
- Sensitivity tests can inform the development of preventative interventions for problem behavior.
- Differential reinforcement is a viable strategy for preventing the escalation of problem behavior.
- Individualized prevention strategies offer benefits and have specific limitations that warrant consideration.
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