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Millon Clinical Multiaxial Inventory III (MCMI-III). MCMI: Description. An MMPI-like, true-false inventory 175 items Includes validity, clinical personality, and clinical syndrome scales Based on Millon’s personality theory Tied to DSM-IV diagnoses. MCMI: Test Construction. Three phases
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MCMI: Description • An MMPI-like, true-false inventory • 175 items • Includes validity, clinical personality, and clinical syndrome scales • Based on Millon’s personality theory • Tied to DSM-IV diagnoses
MCMI: Test Construction • Three phases • Theoretical-substantive • Internal-structural • External-criterion • Normed on clinical samples
MCMI: Scales • Validity/Modifying Indices • X Disclosure • Y Desirability • Z Debasement
MCMI: Scales (cont) • Clinical Personality • 1 Schizoid • 2A Avoidant • 2B Depressive • 3 Dependent • 4 Histrionic • 5 Narcissistic • 6 Antisocial • 6B Sadistic (Aggressive) • 7 Compulsive • 8A Negativistic • 8B Masochistic • Severe Personality Pathology • S Schizotypal • C Borderline • P Paranoid
MCMI: Scales (cont) • Clinical Syndromes • A Anxiety • H Somatoform • N Bipolar: Manic • D Dysthymia • B Alcohol Dependence • T Drug Dependence • R PTSD • Severe Clinical Syndromes • SS Thought Disorder • CC Major Depression • PP Delusional Disorder
MCMI: Scoring and Interpreting • Base Rate Anchors • 115 Maximum raw score • 85 Prevalence PD disorder (1-8) or Prev of “prominent” disorder (A-PP) • 75 Prev of PD traits or Prev of present disorder (A-PP) • 60 Median for patients • 0 Minimum raw score • Score adjustment • X Disclosure • Anxiety/Depression • Inpatient adjustment • Denial/Complaint adjustment
MCMI: Strengths • Relatively brief, easy to administer • Easy computer-scoring • Good reliability • Tied to Millon’s theory • Tied to DSM-IV dx (including PD) • Use of base rates • Some research support
MCMI: Limitations • Difficult to score by hand • Descriptions and predictions are more theoretically than empirically based • Tied to Millon’s personality theory • Interpretation, especially of Axis I disorders, is not as easy as it looks