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Reanalysis of the Grønnerød (2003) Rorschach temporal stability meta-analysis data set
1Department of Psychology, Box 111, University of Joensuu, 80101 Joensuu, Finland. cato.gronnerod@psykomatikk.no
Journal of Personality Assessment
|April 8, 2006
Summary
This study reanalyzed Rorschach temporal stability data, finding the retest period significantly impacts Rorschach test stability. Methodological factors also showed a tendency toward influence, aligning with prior psychotherapy change findings.
Area of Science:
- Psychology
- Psychometrics
Background:
- Rorschach temporal stability meta-analysis data from Grønnerød (2003) was reanalyzed.
- Previous research indicated methodological factors influenced Rorschach stability.
Purpose of the Study:
- To reanalyze Rorschach temporal stability data using hierarchical regression.
- To examine the intrarater reliability of coding decisions.
- To compare findings with Grønnerød's (2004) psychotherapy change meta-analysis.
Main Methods:
- Hierarchical regression analysis of existing meta-analysis data.
- Assessment of intrarater reliability for coding consistency.
Main Results:
- The retest period demonstrated a strengthened influence on Rorschach test stability.
- Methodological factors exhibited a tendency towards influencing stability.
- Results align with Grønnerød's (2004) findings on psychotherapy change.
Conclusions:
- Retest interval is a critical factor in Rorschach temporal stability.
- Methodological considerations warrant attention in Rorschach research.
- The findings support consistency between Rorschach stability and psychotherapy change research.
