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Related Experiment Videos

Rorschach indicators of Multiple Personality Disorder.

S M Labott1, F Leavitt, B G Braun

  • 1Henry Ford Hospital, Detroit, MI 48202.

Perceptual and Motor Skills
|August 1, 1992
PubMed
Summary

The Wagner Rorschach signs are not effective for diagnosing dissociative identity disorder (DID). A new Splitting Response marker, combined with Dissociative responses, accurately identifies DID in 94% of cases.

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Area of Science:

  • Psychology
  • Psychiatry
  • Clinical Psychology

Background:

  • Rising reported cases of dissociative identity disorder (DID) necessitate improved diagnostic differentiation.
  • Distinguishing DID from other psychiatric disorders and malingering is clinically crucial.
  • Existing Rorschach signs (e.g., Wagner signs) have been proposed as diagnostic markers for DID.

Purpose of the Study:

  • To evaluate the efficacy of the Wagner Rorschach signs in identifying dissociative identity disorder.
  • To explore alternative Rorschach markers for improved DID detection.

Main Methods:

  • The study analyzed Rorschach protocols from 16 patients diagnosed with DID and 16 psychiatric controls.
  • Wagner's administration method was used for Rorschach testing.
  • Statistical analysis was performed to assess the diagnostic accuracy of specific Rorschach signs.

Main Results:

  • The Wagner signs demonstrated deficiencies in accurately classifying DID and control group protocols.
  • A novel Rorschach marker, the 'Splitting Response,' was identified.
  • The combination of the Splitting Response and at least one Dissociative response achieved a 94% accuracy rate in identifying DID.

Conclusions:

  • The Wagner signs are not a reliable diagnostic aid for dissociative identity disorder.
  • The Splitting Response, in conjunction with Dissociative responses, shows significant promise as a new criterion for DID detection via Rorschach.
  • Further research and replication are recommended to validate these new diagnostic criteria.

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