The Chapman psychosis-proneness scales: Consistency across culture and time

Raymond C.K. Chan, Hai song Shi, Fu lei Geng, Wen hua Liu, Chao Yan, Yi Wang, Diane C. Gooding

Research output: Contribution to journalArticlepeer-review

40 Scopus citations

Abstract

The purpose of the present study was to examine the factor structure and the temporal stability of the Chapman psychosis-proneness scales in a representative sample of nonclinical Chinese young adults. The four psychosis-proneness scales evaluated were the Perceptual Aberration (PAS), Magical Ideation (MIS), revised Social Anhedonia (RSAS), and revised Physical Anhedonia (RPAS) scales. The sample consisted of 1724 young adults with a mean age of 18.8 years (S.D.=0.84). The results of the confirmatory factor analyses indicated that the best fitting model was a two-factor model with positive schizotypy (PER and MIS) scales and negative schizotypy (RSAS and RPAS) scales. The data add to the growing literature indicating that the measurement of schizotypal traits is consistent across cultures. In addition, the results support the measurement invariance of the Chapman psychosis-proneness scales across time, i.e., there was ample evidence of test-retest reliability over a test interval of 6 months.

Original languageEnglish
Pages (from-to)143-149
Number of pages7
JournalPsychiatry Research
Volume228
Issue number1
DOIs
StatePublished - 30 Jul 2015

Keywords

  • Magical ideation
  • Perceptual aberration
  • Physical anhedonia
  • Schizotypy
  • Social anhedonia
  • Test-retest reliability

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