1 mmpi-2 william p. wattles, ph.d. francis marion university
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MMPI-2
William P. Wattles, Ph.D.
Francis Marion University
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MMPI-2 with Adolescents
• Should not be used with people less than 18
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MMPI-2 with Older Adults
• Higher scores on: – 1, 2, 3, 0
• Lower scores on:– 4, 9
• MMPI-2 generally valid with older adults
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Studies with older adults
• Most studies cross-sectional– Cohort factors– One longitudinal study found similar results
• Differences do not suggest pathology but genuine concerns about health. – Age-related changes in physical health
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Cohort Effects
• Patterns of disease frequency due to an exposure occurring to a group of people at about the same time in their lives
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MMPI-2 with Ethnic Minorities
• Assessing MMPI-2 and minorities– Any difference = bias– Assess Validity
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Data on African-Americans
• Slightly higher scores on scales 8 & 9.
• Not seen when matched for demographics, ses
• Differences tend to be associated with relevant extratest characteristics.
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Explanation for differences
• Accurate measurement of different personality traits.
• Social desirability• Role conflicts• Modesty expectations• Language/experience
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MMPI-2 with Ethnic Minorities
• No consistent differences across all populations
• Moderator variables such as education, income, age, and type of pathology explain most differences.
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MMPI-2 with Hispanics
• Differences between groups relatively small and not statistically or clinically significant.
• Language and reading obviously an issue.
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Medical Patients
• Large Mayo clinic study suggests that medical problems alone do not result in elevated profiles.
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Screening for Substance Abuse
• Elevated Scale 4• Mac Andrews Scale• AAS• APS• Beware false negatives
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MMPI-2 and employment screening
• Screen for psychopathology– Limited to sensitive occupations
• Air traffic controller
• Police officer
• Nuclear power plant operator
• Predict quality of job performance– Negative work attitude scale interesting– MMPI-2 Not recommended
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MMPI-2 and employment screening
• Applicants usually defensive.
• Invalid profile for defensiveness should not be cause to disqualify.
• Thus, scores above 65 meaningful
• 60-65 may indicate problems.
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Report writing
• Interpretive strategy
• Use MMPI-2 to generate hypotheses
• Not all interpretive data applies to each subject
• MMPI-2 deal in probabilities
• Blind interpretation problematic
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Report writing
• Test-taking attitude– Missing items may indicate indecisiveness,
ambivalence – Long test times can mean indecisiveness,
confusion– Qualitative analysis of behavior
• Upset
• Atypical difficulties
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Report writing
• Test-taking attitude– Yea-saying (TRIN)– L scale naïve, global denial– K scale defensive, self-critical
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Report Writing
• Adjustment Level– Psychological comfort,
overall elevation
– Scores above 65 suggest discomfort.
– Welsh’s Anxiety (A)
– Ego Strength (ES)
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Characteristic Functioning
1. Symptoms
2. Major needs1. Dependency, achievement
3. Perceptions1. View of others and optimism
4. Reactions to stress1. Coping style and effectiveness
5. Self-concept
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Characteristic Functioning
6. Sexual orientation
7. Emotional control
8. Interpersonal relationships
9. Psychological resources
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Dynamics and Etiology
• Higher order inferences about underlying dynamics and cause
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Diagnostic Impressions
• MMPI-2 can be a tool in settling on a diagnosis if required for insurance etc.
• Diagnosis can be in the form of a symptom description.
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Treatment Implications.
• A primary goal of assessment is to make treatment recommendations.– To treat or not– Type of treatment– Prognosis– Receptiveness to treatment– Motivation
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