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Rheumatology 2002; 41: 701
© 2002 British Society for Rheumatology

Letters to the Editor

Re: Chehata et al. Mortality in rheumatoid arthritis: relationship to single and composite measures of disease activity

M. L. Grove

North Tyneside General Hospital, Rake Lane, North Shields, Tyne & Wear NE29 8NH, UK

SIR, The authors' finding that the presence of nodules and rheumatoid factor titre are independently related to mortality in rheumatoid arthritis is striking. I have some concerns about the statistical method they have used to include rheumatoid factor; this may have biased their Cox regression model.

. . . [Full Text of this Article]

References

J. C. Chehata, P. W. Jones1, D. L. Mattey and P. T. Dawes

Staffordshire Rheumatology Centre, The Haywood, Stoke-on-Trent and
1 Keele University, UK


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