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A shortened version of the MMPI-2
1Department of Psychology, University of North Carolina, Chapel Hill 27599-3270, USA.
Assessment
|June 27, 2000
Summary
A new scoring method allows accurate estimation of full Minnesota Multiphasic Personality Inventory-2 (MMPI-2) scores from a shortened version. This approach provides reliable results for clinicians and researchers needing efficient assessment tools.
Area of Science:
- Psychological assessment
- Psychometrics
- Clinical psychology
Background:
- The Minnesota Multiphasic Personality Inventory-2 (MMPI-2) is a widely used psychological assessment tool.
- Shortened versions of the MMPI-2 have been developed to improve efficiency.
- Previous short forms had limitations, necessitating a psychometrically sound alternative.
Purpose of the Study:
- To present a reliable method for prorating scores from a shortened MMPI-2.
- To approximate full-scale raw scores on the MMPI-2 basic scales using a brief form.
- To provide practitioners and researchers with a validated tool for efficient assessment.
Main Methods:
- Developed and validated a scoring procedure for a shortened MMPI-2 version.
- Utilized data from the original MMPI-2 restandardization sample (N=2,600).
- Cross-validated the method on a separate sample of 632 psychiatric inpatient records.
Main Results:
- The proposed method provides psychometrically sound prorated scores.
- Estimated single raw scores demonstrate dependability.
- The patterning of prorated MMPI-2 profiles is reliable.
Conclusions:
- The developed method offers a viable solution for obtaining accurate MMPI-2 scores efficiently.
- This approach balances the need for brevity with psychometric integrity.
- The prorating procedures are dependable for both individual scores and profile patterns.
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