Journal article

The effect of social exclusion on state paranoia and explicit and implicit self-esteem in a non-clinical sample.

  • Stewart C School of Psychology, National University of Ireland, Galway, Ireland. Electronic address: c.stewart2@nuigalway.ie.
  • Rogers F School of Psychology, National University of Ireland, Galway, Ireland.
  • Pilch M School of Psychology, National University of Ireland, Galway, Ireland.
  • Stewart I School of Psychology, National University of Ireland, Galway, Ireland.
  • Barnes-Holmes Y Department of Experimental-Clinical and Health Psychology, Ghent University, Belgium.
  • Westermann S Department of Clinical Psychology and Psychotherapy, Institute of Psychology, University of Bern, Switzerland.
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  • 2017-04-19
Published in:
  • Journal of behavior therapy and experimental psychiatry. - 2017
English BACKGROUND AND OBJECTIVES
The relationship between self-esteem and paranoia may be influenced by social stress. This study aimed to replicate previous research on the impact ofsocial exclusion on paranoia and self-esteem in a non-clinical sample and to extend this work by examining the effect of exclusion on self-esteem at the 'implicit' level.


METHODS
Non-clinical participants (N = 85) were randomly allocated to the Inclusion or Exclusion condition of a virtual ball-toss game ('Cyberball'). They completed self-reportmeasures of state paranoia and self-esteem, and two implicit measures of self-esteem - theImplicit Association Task (IAT) and Implicit Relational Assessment Procedure (IRAP) -prior to and after exposure to Cyberball.


RESULTS
Social exclusion increased state paranoia. This effect was moderated by distress associated with trait paranoia. Exclusion was also associated with decreased self-reported self-esteem, as well as reduced implicit self-esteem on the IAT. Changes in self-reported self-esteem were associated with state paranoia at post-Cyberball. The IRAP indicated that reductions in implicit self-esteem may be due to increases in 'Me-Negative' and 'Others-Positive' biases (rather than reductions in 'Me-Positive' bias).


LIMITATIONS
The current study involved a non-clinical sample and so findings cannot be generalized to clinical paranoia.


CONCLUSIONS
These findings are consistent with previous evidence that paranoia is associated with negative self-evaluations, whereas positive self-evaluations can persist in paranoia. They also provide support for the suggestion that investigations of self-esteem in paranoia should extend beyond global self-esteem and might benefit from a distinction between positive and negative components.
Language
  • English
Open access status
green
Identifiers
Persistent URL
https://sonar.ch/global/documents/184827
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