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The problems with Criterion A: A comment on Morey et al. (2022)
Chelsea E Sleep1, Donald R Lynam2
1Cincinnati VA Medical Center.
Personality Disorders
|July 5, 2022
Summary
The alternative model of personality disorder
Area of Science:
- Psychiatry
- Clinical Psychology
- Mental Health
Background:
- The Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition introduced an alternative model for personality disorders.
- Significant debate persists regarding the conceptualization and utility of personality impairment (Criterion A) within this model.
- Morey et al. (2022) argued for the validity and clinical utility of Criterion A.
Purpose of the Study:
- To critically evaluate the utility of Criterion A in the alternative model of personality disorder.
- To review literature not included in Morey et al.'s (2022) assessment of Criterion A.
- To propose an alternative approach for assessing personality dysfunction.
Main Methods:
- Literature review focusing on criticisms of Criterion A.
- Analysis of the operationalization of Criterion A via the Level of Personality Functioning Scale.
- Comparison of Criterion A's utility with that of pathological traits.
Main Results:
- Criterion A, as operationalized by the Level of Personality Functioning Scale, lacks the suggested functionality and utility.
- Existing literature critical of Criterion A was not comprehensively reviewed by Morey et al. (2022).
- Pathological traits appear better suited for capturing the severity of dysfunction.
Conclusions:
- The current operationalization of Criterion A is not clinically useful as suggested.
- Pathological traits are a more effective measure for assessing severity of dysfunction in personality disorders.
- Revisiting the utility of Criterion A and considering alternative measures like pathological traits is warranted.
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