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Evaluation of a latency-based competing stimulus assessment
Madison H Imler1, Jennifer R Weyman2
1Department of Special Education, University of Missouri, Columbia, MO, USA.
Journal of Applied Behavior Analysis
|July 24, 2024
Summary
This study introduces a faster method for competing stimulus assessments, identifying effective engagement strategies. Latency-based assessments efficiently pinpoint stimuli that reduce challenging behavior, improving treatment planning.
Area of Science:
- Behavior Analysis
- Applied Behavior Analysis
- Psychology
Background:
- Competing stimulus assessments identify stimuli that decrease challenging behavior and increase engagement.
- These assessments are crucial for treating behaviors maintained by automatic reinforcement.
- Current methods can be time-consuming, limiting practical application.
Purpose of the Study:
- To evaluate the efficacy and efficiency of a novel latency-based competing stimulus assessment.
- To determine if latency to challenging behavior predicts stimulus effectiveness.
- To assess the practicality of this modified assessment procedure.
Main Methods:
- A latency-based competing stimulus assessment was conducted.
- Therapists presented potential stimuli, terminating trials upon the first instance of challenging behavior.
- Stimuli were ranked based on the latency to challenging behavior.
Main Results:
- Stimuli associated with longer latencies to challenging behavior were more effective in reducing such behavior.
- The latency-based approach demonstrated improved efficiency compared to traditional methods.
- Minor procedural adjustments were needed for one participant.
Conclusions:
- Latency-based competing stimulus assessments are an efficient and effective alternative.
- This method enhances the practical application of competing stimulus assessments in behavior analysis.
- Identifying stimuli with longer latencies is key to successful intervention for challenging behaviors.

