Reliability refers to the consistency of results. For BPI-style surveys, look at test-retest and inter-rater reliability (where applicable).
Improve reliability
- Standardize instructions and audio (Audio-CASI).
- Use concise, concrete wording.
- Limit choices to reduce cognitive load.
Related
Validity · Test-Retest Reliability · Inter-Rater Reliability
Peer-Reviewed Research
The Berkeley Puppet Interview: A screening instrument for measuring psychopathology in young children
Stone et al., Child & Youth Care Forum (2014)
The MacArthur Three-City Outcome Study: Evaluating multi-informant measures of young children's symptomatology
Ablow et al., Journal of the American Academy of Child and Adolescent Psychiatry (1999)
Use Puppet Interview with confidence
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