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Correlations II: categorizing continuous data

Published online by Cambridge University Press:  24 June 2014

Dusan Hadzi-Pavlovic*
Affiliation:
School of Psychiatry, University of New South Wales, Kensington, NSW, Australia Black Dog Institute, Randwick, NSW, Australia
*
Mr Dusan Hadzi-Pavlovic Black Dog Institute Building, Prince of Wales Hospital, Hospital Road, Randwick, NSW 2031 Australia. Tel: +61 2 9382 3716; Fax: +61 2 9382 3712; E-mail: d.hadzi-pavlovic@unsw.edu.au

Abstract

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Type
Statistically Speaking
Copyright
Copyright © 2007 Blackwell Munksgaard

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References

Rosen, A, Hadzi-Pavlovic, D, Parker, G. The life skills profile: a measure assessing function and disability in schizophrenia. Schizophr Bull 1989;15:325337. CrossRefGoogle Scholar
Altman, DG, Royston, P. The cost of dichotomising continuous variables. Br Med J 2006;332:1080. CrossRefGoogle ScholarPubMed
Royston, P, Altman, DG, Sauerbrei, W. Dichotomizing continuous predictors in multiple regression: a bad idea. Stat Med 2006;25:127141. CrossRefGoogle ScholarPubMed