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Original Articles

A note on separated data and exact likelihood-ratio p-values in logistic regression

Pages 667-672 | Published online: 16 Aug 2006

References

  • Albert , A. and Anderson , J. A. 1984 . On the existence of maximum likelihood estimates in logistic regression models . Biometrika , 71 ( 1 ) : 1 – 10 .
  • Santner , T. J. and Duffy , D. E. 1986 . A note on A. Albert and J. A. Anderson’s conditions for the existence of maximum likelihood estimated in logistic regression models . Biometrika , 73 ( 3 ) : 755 – 758 .
  • Clarkson , D. B. and Jennrich , R. I. 1991 . Computing extended maximum likelihood estimates for linear parameter models . Journal of the Royal Statistical Society, Series B (Methodological) , 53 ( 2 ) : 417 – 426 .
  • Heinze , G. and Schemper , M. 2002 . A solution to the problem of separation in logistic regression . Statistics in Medicine , 21 : 2409 – 2419 .
  • Cytel Software Corporation . 2002 . LogXact-5 for Windows , Cambridge, MA : CYTEL Software Corporation .
  • SAS Institute Inc . 2002 . SAS Online Doc, Version Nine , Cary, NC : SAS Institute Inc .

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