Loyola University Chicago Loyola eCommons Master's Theses Theses and Dissertations 1975 Use of a Short Form of the Minnesota Multiphasic Personality Inventory with Alcoholics Patrick E. Shields Loyola University Chicago Recommended Citation Shields, Patrick E., "Use of a Short Form of the Minnesota Multiphasic Personality Inventory with Alcoholics" (1975).Master's Theses. Paper 2883. http://ecommons.luc.edu/luc_theses/2883 This Thesis is brought to you for free and open access by the Theses and Dissertations at Loyola eCommons. It has been accepted for inclusion in Master's Theses by an authorized administrator of Loyola eCommons. For more information, please [email protected]. This work is licensed under aCreative Commons Attribution-Noncommercial-No Derivative Works 3.0 License. Copyright © 1975 Patrick E. Shields USE OF A SHORT FORM OF THE MINNESOTA MULTIPHASIC PERSONALITY INVENTORY WITH ALCOHOLICS By Patrick E. Shields A Thesis Submitted to the Faculty of the Graduate School of Loyola University of Chicago in Partial Fulfillment of the Requirements for the Degree of Master of Arts December 1974 ACKNOWLEDGEMENTS The assistance and interest of Dr. Frank J. Kobler and Dr. Roderick W. Pugh of Loyola University of Chicago is sincerely appreciated. The author is indebted to Miss Phyllis K. Snyder, Director of the Chicago Alcoholic Treatment Center, Mr. Julian Abraham, other staff members, and the patients of the Chicago Alcoholic Treatment Center for their coop eration with the author throughout the research project. The author wishes to thank Dr. Frank Slaymaker, Mr. Ronald Szoc, and Dr. Stu~rt Meshbaum for help with the statistical analysis. Special thanks go to my wife, Deborah, for her support throughout the project. ii LIFE Patrick E. Shields was born in Minneapolis, Minne sota on February 9, 1948. He graduated from Hill High School. St. Paul, Minn- esota in May, 1966. He attended Nazareth Hall preparatory seminary for two years and received the Associate of Arts degree in 1968. He graduated magna cum laude from the College of St. Thomas in May, 1970. He is currently en- rolled in the Doctoral Program in Clinical Psychology at Loyola University of Chicago. iii TABLE OF CONTENTS Page ACKNOWLEDGEMENTS. ii LIFE. iii LIST OF TABLES. vi CONTENTS OF APPENDICES. viii Chapter I. INTRODUCTION. 1 II. REVIEW OF RELATED LITERATURE. 4 Short Form Intelligence Test Research. 4 Short Forms of the MMPI. 5 Methodological Issues. 6 Predicting Full Scale Scores from Short Form Scores. 7 Choice of Short Form Items • 8 Establishing Correspondence of Forms • 9 Practical Validity 13 Systematic Sources of Error. 15 The Mini-Mult. 15 III. METHOD. 34 Subjects • 34 Materials. 35 Procedure. • 37 . . . . IV. RESULTS 39 v. DISCUSSION. 74 . . VI. SUMMARY ~~ 76 REFERENCES. 78 APPENDIX A. 87 APPENDIX B. 89 APPENDIX c. 91 iv TABLE OF CONTENTS (CONTINUED) Page APPENDIX D. 93 APPENDIX E. 98 APPENDIX.F. . 100 v LIST OF TABLES Table Page 1. Means and Standard Deviations Compared for Mini-Mult and MMPI, Group 1. 42 2. Means and Standard Deviations Compared for MMPI1 and MMPI2, Group 3 • 43 3. Means and Standard Deviations Compared for MMPil and MMPI2, Group 1 • 44 4. Means and Standard Deviations Compared for MMPI and MMPI , Group 2 . 45 1 2 5. Means and Standard Deviations Compared for Mini-Mult and MMPI , Group 2 • 47 2 6. Means and Standard Deviations Compared for MMPI and Mini-Mult, Group 2 • 48 1 7. Means and Standard Deviations Compared for MMPI and Mini-Mult, Group 3 • 49 2 8. Means and Standard Deviations Compared for MMPI and Mini-Mult, Group 3 • 50 1 9. Means and Standard Deviations Compared for Mini-Mult and MMPr , Group 2 • 52 2 10. Means and Standard Deviations Compared for Mini-Mult, Group 1, and MMPI , Group 2 • 53 1 11. Means and Standard Deviations Compared for MMPI , Group 2 and MMPI , Group 3. 54 1 1 12. Means and Standard Deviations Compared for Mini-Mult, Group 1 and MMPI , Group 3. 55 1 13. Means and Standard Deviations Compared for MMPI , Group 1 and MMPI , Group 2. 57 2 2 14. Correlations Compared for MMPI - Mini-Mult, 2 Group 3 and Mini-Mult - MMPI , Group 1 58 1 vi LIST OF TABLES (CONTINUED) Table Page 15. Correlations Compared for Mini-Mult ~ MMPI , 2 Group 2 and Mini-Mult - MMPI , Group 1. 59 1 16. Correlations Compared for MMPI - Mini-Mult, 2 Group 3 and MMPI - Mini-Mult, Group 2. • . 61 1 17. Correlations Compared for MMPI - MMPI , 1 2 Group 1 and MMPil - MMPI2, Group 3. 62 18. External Correlations Reported in Five Studies . 64 19. Profile Highpoint Agreement for MMPI - MMPI , 1 2 Group 1, and MMPI - Mini-Mult - MMPI , Group 1 67 2 1 20. Profile Highpoint Agreement for MMPI - MMPI , 1 2 Group 3 and Mini-Mult - MMPI , Group 1. 68 1 21. Profile Highpoint Agreement for MMPI - Mini- 2 Mult, Group 3 and Mini-Mult - MMPI , Group 1. 69 1 22. Correspondence Between MMPI , Group 1 and 1 Mini-Mult Contained Within It 71 23. Mini-Mult Test - Retest C~mparisons • 72 vii p CONTENTS OF APPENDICES Appendix Page . A. MMPI2 and Mini-Mult Mean Scores, Group 3 87 . B. Mini-Mult and MMPI Mean Scores, Group 1 89 1 c. Volunteer Information Sheet. 91 D. Mini-Mult. 93 E. Kincannon's Conversion Table for the Prediction of Standard Scale Raw Scores From the Mini-Mult Raw Scores. 98 F. Internal Comparisons . . 100 viii CHAPTER I INTRODUCTION The value of diagnostic testing has been questioned by a number of people in recent years. Rosenwald (1963) observes a trend to deprecate the role of testing. Some have suggested disposing of testing because it is a product of the medical model and fosters the "illness" conception of emotional problems (Szasz, 1961). Another criticism stems from the fact that the amount of knowledge gained from testing is not justified by the expense in terms of money and valuable professional time necessary for a thor ough diagnostic evaluation, or is not relevant to treat ment (Hunt, 1971, p. 7). One remedy for the cost-benefit imbalance has been to reduce the amount of time necessary for diagnostic eval uation by reducing the length of standard instruments. This reduction in testing time seems to be the main moti vator behind the development of short-form (SF) tests. In some reports, this aim must be considered obvious, for no statement of purpose of the SF is given (Levy, 1968). Other reasons for an SF are given by Kincannon (1968). In clinical situations, patients are frequently unable or unwilling to complete either the individual or 1
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