Tridimensional Personality Questionnaire data on alcoholic violent offenders: specific connections to severe impulsive cluster B personality disorders and violent criminality
2007

Temperament Profiles of Alcoholic Violent Offenders

Sample size: 198 publication Evidence: moderate

Author Information

Author(s): Roope Tikkanen, Matti Holi, Nina Lindberg, Matti Virkkunen

Primary Institution: Department of Psychiatry, University of Helsinki

Hypothesis

The study aims to test Cloninger's hypothesis of dimensional temperament deviation in alcoholic ASPD and its connection to severe violence.

Conclusion

The study found that different types of antisocial personality disorder in alcoholic violent offenders are associated with distinct traits and types of violent criminality.

Supporting Evidence

  • The temperament profile of violent offenders with ASPD typically includes high novelty seeking and high harm avoidance.
  • Low harm avoidance offenders committed less impulsive violence than high harm avoidance offenders.
  • High harm avoidance was associated with comorbid antisocial personality disorder and borderline personality disorder.

Takeaway

This study looks at how the personalities of violent offenders who drink alcohol can be different, which helps us understand why they commit different types of crimes.

Methodology

Participants were assessed using the Tridimensional Personality Questionnaire and diagnosed with DSM-III-R criteria during a court-ordered mental examination.

Potential Biases

Potential bias due to the self-selection of control participants and the desire for judicial benefit among offenders who chose not to complete the TPQ.

Limitations

The sample was a selected group of males with substantial psychopathology, limiting generalizability to other populations.

Participant Demographics

The sample comprised 198 male violent offenders, with a mean age of 30.7 years.

Statistical Information

P-Value

p = .002

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-244X-7-36

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