The reliability of DSM-III prodromal symptoms in first-episode psychotic patients

  1. H. J. Jackson1,2,*,
  2. P. D. McGorry1,3,
  3. D. McKenzie1,4

Article first published online: 23 AUG 2007

DOI: 10.1111/j.1600-0447.1994.tb01609.x

Issue

Acta Psychiatrica Scandinavica

Acta Psychiatrica Scandinavica

Volume 90, Issue 5, pages 375–378, November 1994

Additional Information

How to Cite

Jackson, H. J., McGorry, P. D. and McKenzie, D. (1994), The reliability of DSM-III prodromal symptoms in first-episode psychotic patients. Acta Psychiatrica Scandinavica, 90: 375–378. doi: 10.1111/j.1600-0447.1994.tb01609.x

Author Information

  1. 1

    NH & MRC Schizophrenia Research Unit, University of Melbourne, Victoria, Australia

  2. 2

    Department of Psychology, University of Melbourne, Victoria, Australia

  3. 3

    Department of Psychiatry, University of Melbourne, Victoria, Australia

  4. 4

    Mental Health Research Institute, Royal Park Hospital, Victoria, Australia

* Henry Jackson, Department of Psychology, University of Melbourne, Parkville, 3052, Victoria, Australia

Publication History

  1. Issue published online: 23 AUG 2007
  2. Article first published online: 23 AUG 2007
  3. Accepted for publication July 2, 1994

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Keywords:

  • affective disorder;
  • schizophrenia;
  • psychosis;
  • reliability

Thirty-one first-episode psychotic patients were assessed via a semistructured interview to determine the presence or absence of the 8 DSM-III prodromal symptoms. Interrater reliability data were calculated for the same symptoms according to the patient, an informant and the raters blending the previous 2 sources of information. Levels of reliability, reported as kappa and percentage agreements, were generally acceptable.

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