Phenotypic and genetic analyses of a short measure of psychosis-proneness in a large-scale Australian twin study

Twin Research

Volumn 4, Issue 1, 2001, Pages 30-40

  Hay, David A ^a   Martin, Nicholas G ^b   Foley, Debra ^c   Treloar, Susan A ^b   Kirk, Katherine M ^b   Heath, Andrew C ^d  

^a CURTIN UNIVERSITY   (Australia)

^b UNIVERSITY OF QUEENSLAND   (Australia)

^c VIRGINIA COMMONWEALTH UNIVERSITY SCHOOL OF MEDICINE   (United States)

^d WASHINGTON UNIVERSITY SCHOOL OF MEDICINE   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ADULT; ANHEDONIA; ARTICLE; AUSTRALIA; CURVE FITTING; DISEASE PREDISPOSITION; ENVIRONMENTAL FACTOR; FEMALE; GENETIC ANALYSIS; GENETIC PREDISPOSITION; GENOTYPE; HEREDITY; HUMAN; HYPOMANIA; IMPULSIVENESS; MAJOR CLINICAL STUDY; MALE; MODEL; MULTIVARIATE ANALYSIS; PERCEPTION DISORDER; PERSONALITY; PHENOTYPE; PRIORITY JOURNAL; PSYCHOSIS; QUESTIONNAIRE; SEX DIFFERENCE; TWIN ZYGOSITY; TWINS;

ADOLESCENT; ADULT; AUSTRALIA; FACTOR ANALYSIS, STATISTICAL; FEMALE; HUMANS; MALE; PHENOTYPE; PSYCHOLOGICAL TESTS; PSYCHOTIC DISORDERS; QUESTIONNAIRES; REGISTRIES; REPRODUCIBILITY OF RESULTS; SAMPLE SIZE; TWIN STUDIES; TWINS, DIZYGOTIC; TWINS, MONOZYGOTIC;

EID: 0034800866     PISSN: 13690523     EISSN: None     Source Type: Journal    
DOI: 10.1375/twin.4.1.30     Document Type: Article

References (59)

1. The multi-dimensional nature of schizotypal traits: A factor analytic study with normal subjects
2. Which version of the General Health Questionnaire should be used in community studies
3. Putatively psychosis-prone subjects ten years later
4. Reliabilities and intercorrelations of eight measures of proneness to psychosis
5. Scales for physical and social anhedonia
6. Psychosis proneness
7. Does the Eysenck psychoticism scale predict psychosis? A ten year longitudinal study
8. "The schizophrenias as nervous types" revisited
9. Single indicator of risk for schizophrenia: Probable fact or likely myth
10. Fully and quasi-dimensional constructions of schizotypy
11. A biometrical study of schizotypy in a normal population
12. Psychometric detection of schizotypy: Perceptual aberration and physical anhedonia in relatives of schizophrenics
13. Magical ideation as an indicator of schizotypy
14. Development and validation of a scale for hypomanic personality
15. A revised version of the Psychoticism scale
16. Familial prevalence and coaggregation of schizotypy indicators: A multitrait family study
17. Testing a model for the genetic structure of personality: A comparison of the personality systems of Cloninger and Eysenck
18. Psychoticism as a dimension of personality: A multivariate genetic test of Eysenck and Eysenck’s Psychoticism construct
19. The factor structure of schizotypy in a normal population
20. Timing of puberty and syndromes of schizotypy: A replication
21. The zygosity of twins: Further evidence on the agreement between diagnosis by bloodgroups and written questionnaire
22. Anhedonia and perceptual aberration in first-episode psychotic patients and their relatives
23. Factor structure of schizotypy scales
24. Diagnostic approaches to schizotypal personality disorder: A historical perspective
25. Twin studies of psychiatric illness: Current status and future directions
26. A genetic epidemiological study of self-report suspiciousness
27. The structure of self-report schizotypy in twins
28. The structure of schizotypy: A pilot multitrait twin study
29. A longitudinal study of drug and alcohol use by psychosis-prone and impulsive-nonconforming individuals
30. A longitudinal study of high scorers on the hypomanic personality scale
31. Magical ideation and social anhedonia as predictors of psychosis proneness: A partial replication
32. Psychometric high-risk paradigm, perceptual aberrations and schizotypy: An update
33. Detection of familial schizophrenia using a psychometric measure of schizotypy
34. Psychosis proneness in a non-clinical sample I: A psychometric study
35. The inheritance of scholastic ability in a sample of twins. 1. Ascertainment of the same and diagnosis of zygosity
36. The transmission of schizophrenia under a multifactorial threshold model
37. Toward an integrated theory of schizotaxia, schizotypy, and schizophrenia
38. Two-year stability of Psychosis Proneness Scales and their relation to personality disorder traits
39. Measuring liability to schizophrenia: Progress report 1994: Editors’ introduction
40. Psychometric deviance in offspring at risk for schizophrenia: II. Resolving heterogeneity through admixture analysis
41. Personality dimensions, schizotypal and borderline personality traits and psychosis proneness
42. Estimating and controlling for the effect of volunteer bias with pairs of relatives
43. Dissociative experience in hypothetically psychosis-prone college students
44. The SPQ: A scale for the assessment of schizotypal personality based on DSM-III-R criteria
45. Factors of schizoid personality
46. Developmental instability and schizotypy
47. The rust inventory of schizotypal cognitions (RISC)
48. A scale for the measurement of schizotypy
49. Is early adulthood a critical developmental stage for psychosis proneness? A survey of delusional ideation in normal subjects
50. Increased occurrence of depression in psychosis-prone subjects: A follow-up study in primary care settings