Assessment of PTSD and Trauma Symptoms With the MMPI-3 in College Students: Validity and Incremental Utility of the Anxiety Related Experiences (ARX) Scale.
Megan A Keen, Tina E Greene, Bryce A Robinson, Cole S Morris, Paul B Ingram
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引用次数: 0
Abstract
Post Traumatic Stress Disorder (PTSD) is heterogeneous in nature, which complicates diagnostic efforts and makes accurate assessment tools critical. The MMPI family of instruments are widely used broadband measures of psychopathology, including trauma symptomology. The MMPI-3's Anxiety Related Experiences scale (ARX) is an expansion of the MMPI-2-RF Anxiety (AXY) scale which has historically represented the MMPI family's best measure of trauma symptoms. This study expands research on ARX in 2 samples of college students (n = 332 [PCL-5 Criterion] & n = 58 [CAPS-5 Criterion]) by examining ARX's incremental, criterion, and classification validity. ARX incrementally predicted PCL-5 total and cluster scores beyond that accounted for by AXY (R2Δ = .01-.09). ARX accounted for the most unique variance, beyond RCd and RC7, in CAPS-5 interview ratings of intrusion symptoms (R2Δ = .16). ARX was strongly related to trauma symptomology broadly (r = .42-.58) and demonstrated strong screening ability at T65 (sensitivity = .37-.40; specificity = .91-.92) and stronger diagnostic screening at T75 (sensitivity = .31; specificity = .93). We discuss clinical considerations when using ARX for assessing PTSD.
期刊介绍:
The Journal of Personality Assessment (JPA) primarily publishes articles dealing with the development, evaluation, refinement, and application of personality assessment methods. Desirable articles address empirical, theoretical, instructional, or professional aspects of using psychological tests, interview data, or the applied clinical assessment process. They also advance the measurement, description, or understanding of personality, psychopathology, and human behavior. JPA is broadly concerned with developing and using personality assessment methods in clinical, counseling, forensic, and health psychology settings; with the assessment process in applied clinical practice; with the assessment of people of all ages and cultures; and with both normal and abnormal personality functioning.