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Short form of the developmental behaviour checklist.
John R Taffe1, Kylie M Gray, Stewart L Einfeld
1Centre for Developmental Psychiatry and Psychology, Child Psychiatry Building, Clayton, Australia. john.taffe@med.monash.edu.au
American Journal of Mental Retardation : AJMR
|December 22, 2006
Summary
A brief 24-item Developmental Behaviour Checklist (DBC-P24) offers a precise measure of behavior problems in youth. This short form demonstrates low bias and high accuracy across diverse populations, making it valuable for research.
Area of Science:
- Developmental psychology
- Clinical psychology
- Psychometrics
Background:
- The 96-item Developmental Behaviour Checklist (DBC-P) is a comprehensive tool for assessing behavioral problems.
- A need exists for a shorter, efficient measure for research purposes.
Purpose of the Study:
- To develop and validate a 24-item short form of the Developmental Behaviour Checklist (DBC-P24).
- To provide a brief, precise measure of total behavior problem score for research.
Main Methods:
- Development of the DBC-P24 from 100 randomly selected item sets from the Australian Child to Adult Development study.
- Cross-validation in longitudinal and cross-sectional samples, including groups with autism, fragile X, Prader-Willi, and Williams syndrome, and intellectual disability.
Main Results:
- The DBC-P24 was selected for its low bias and high precision.
- The short form demonstrated low bias and high precision in cross-validation samples.
- High sensitivity and specificity were achieved for full DBC-P caseness decisions.
Conclusions:
- The DBC-P24 is a valid and reliable short form for assessing behavior problems in youth.
- This brief measure is suitable for research applications requiring efficient data collection.
- The DBC-P24 shows strong psychometric properties across diverse clinical and intellectual disability populations.
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