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A statistical error in Wood & Cook's (1979) ‘Attentional deficit in the siblings of schizophrenics’

Published online by Cambridge University Press:  09 July 2009

Keith Millar  and
Cristine Walder
Keith Millar*
Affiliation:
Behavioural Sciences Section, Department of Psychiatry, University Hospital and Medical School, Nottingham
Cristine Walder
Affiliation:
Behavioural Sciences Section, Department of Psychiatry, University Hospital and Medical School, Nottingham
*
1Address for correspondence: Dr K. Millar, Behavioural Sciences Section, Department of Psychiatry, University Hospital and Medical School, Clifton Boulevard, Nottingham.
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Synopsis

Re-analysis is made of the data from a recent study purporting toshow an attentional deficit in the siblings of schizophrenics when compared with a matched control group. The re-analysis fails to support the previously reported levels of statistical reliability and may question the inferences to be drawn from the study.

Type
Critical Note
Information
Psychological Medicine , Volume 10 , Issue 2 , May 1980 , pp. 381 - 382
Copyright
Copyright © Cambridge University Press 1980

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References

Claridge, G. S. (1967). Personality and Arousal. Pergamon: Oxford.Google Scholar
Hemsley, D. R. (1976). Attention and information processing in schizophrenia. British Journal of Social and Clinical Psychology 15, 199–209.Google Scholar
Siegel, S. (1957). Nonparametric Statistics for the Behavioral Sciences. McGraw-Hill: New York.Google Scholar
Wood, R. L. & Cook, M. (1979). Attentional deficit in the siblings of schizophrenics. Psychological Medicine 9, 465–467.CrossRefGoogle ScholarPubMed