The Hosmer-Lemeshow test has limited power and is dependent on choice of
cutpoints in predicted probabilities. A newer test by Hosmer et al that is
better in most ways may be obtained using the Design library's lrm and
resid.lrm functions. -Frank Harrell
On Tue, 26 Feb 2002 17:52:46 +0100
Pedram Sendi <psendi@swissonline.ch> wrote:
> Dear all,
>
> I am considering S-Plus for some epidemiological work. I was looking for
> functions to estimate incidence rate ratios, risk ratios, risk
> difference, attributable fraction, and the respective confidence
> intervals. And functions to standardize rates (direct and indirect).
> Also, is the Hosmer-Lemeshow test in logistic regression available in
> S-Plus ? (I could not find it)
>
> Many thanks for any hints,
> Pedram
>
>
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--
Frank E Harrell Jr Prof. of Biostatistics & Statistics
Div. of Biostatistics & Epidem. Dept. of Health Evaluation Sciences
U. Virginia School of Medicine http://hesweb1.med.virginia.edu/biostat
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