Related Experiment Videos
A sequential, test-control methodology for conducting functional analyses of self-injurious behavior
B A Iwata1, B A Duncan, J R Zarcone
1Department of Psychology, University of Florida, Gainesville 32611.
Behavior Modification
|July 1, 1994
Summary
This study introduces a new sequential, test-control design for assessing self-injury behavior. This method offers clearer results than traditional multielement and reversal designs, improving behavior disorder assessment.
Area of Science:
- Behavioral Science
- Psychology
- Applied Behavior Analysis
Background:
- Traditional assessment designs like multielement and reversal have limitations.
- Multielement designs can have interaction effects.
- Reversal designs are inefficient and lack continuous control.
Purpose of the Study:
- To introduce a novel sequential, test-control (pairwise) design.
- To minimize limitations of existing assessment methodologies.
- To capture the strengths of both multielement and reversal designs.
Main Methods:
- A sequential, test-control design was developed.
- This design incorporates test and control conditions concurrently within phases.
- Five subjects with self-injury behavior were assessed using both multielement and pairwise designs.
Main Results:
- The pairwise design provided clearer assessment outcomes for some subjects where the multielement design was undifferentiated.
- Both designs yielded similar clear results for two subjects.
- Cyclical patterns in self-injury were observed for one subject using both methods.
Conclusions:
- The sequential, test-control (pairwise) design offers a valuable alternative for assessing behavior disorders.
- This methodology addresses limitations of previous designs, enhancing the precision of behavioral assessments.
- Further discussion on the benefits and limitations of this new sequential assessment methodology is warranted.