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rc3
2010 Jun 18
1
Fitting a polynomial using lrm from the Design library
Hi all,
I am looking to fit a logistic regression using the lrm function from the Design library. I am interested in this function because I would like to obtain "pseudo-R2" values (see http://tolstoy.newcastle.edu.au/R/help/02b/1011.html).
Can anyone help me with the syntax?
If I fit the model using the stats library, the code looks like this:
model <- glm(x$trait ~ x$PC1 +