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Article

Psychoticism as a dimension of personality: a multivariate genetic test of Eysenck and Eysenck's psychoticism construct.

Journal of personality and social psychology - 1 Jan 1990

Heath A C, Martin N G

Abstract excerpt

In this study, we applied multivariate genetic analysis, a generalization of factor analysis and behavior genetic analysis, to responses to items of the Psychoticism scale of the Eysenck Personality Questionnaire by 2,903 adult same-sex Australian twin pairs. Item loadings on genetic, shared environmental, and nonshared environmental common and specific factors were estimated. The genetic factor structure...

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Identifiers

PMID: 2308068
DOI: 10.1037//0022-3514.58.1.111

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PubMed metadata and Literature Corpus relationships. Corpus snapshot updated 7 Sept 2026. Manifest publication-graph-cohort-2026-09-08.1.

Source receipt: pubmed, retrieved 7 Sept 2026.

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