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Pathological gambling subtypes.

David D Vachon1, R Michael Bagby

  • 1Department of Psychological Sciences, Purdue University, USA.

Psychological Assessment
|December 2, 2009
PubMed
Summary
This summary is machine-generated.

Pathological gambling (PG) may consist of distinct subtypes, not a single disorder. Cluster analysis revealed three subtypes: simple, hedonic, and demoralized, differing in psychopathology and personality traits.

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Area of Science:

  • Psychology
  • Psychiatry
  • Behavioral Science

Background:

  • Pathological gambling (PG) is currently viewed as a single diagnostic category.
  • Emerging evidence suggests PG may comprise distinct subtypes.
  • Understanding these subtypes is crucial for etiology and treatment.

Purpose of the Study:

  • To identify and characterize distinct subtypes of pathological gambling.
  • To explore the role of personality traits in differentiating these subtypes.
  • To provide an empirically based typology of gamblers.

Main Methods:

  • Cluster analysis of personality traits was performed.
  • A non-treatment-seeking community sample of gamblers was utilized.
  • Three distinct PG subtypes were identified based on trait profiles.

Main Results:

  • A 'simple PG' cluster emerged with low comorbidity and normative personality scores.
  • A 'hedonic PG' cluster showed moderate comorbidity, excitement-seeking, and positive affect.
  • A 'demoralized PG' cluster presented high comorbidity, negative affect, and disinhibition.

Conclusions:

  • Findings support an empirically derived typology of pathological gambling.
  • The identified subtypes are distinguishable by personality structure.
  • These subtypes may reflect different underlying causes or etiologies of PG.