On Wed, 4 Aug 2004, Man, Chris T. wrote:
> Hi all,
>
> I have tried to use coxph to determine which variables are significant
> in survival analysis. I also would like to use their z scores as weights
> to build a linear classification model. Although the function outputs
> the z value, but I can't access to it, so that I can write code to
> extract them automatically and pass them to the next function. Can
> someone help?
>
Use the accessor functions:
z <- coef(model)/sqrt(diag(vcov(model)))
as for most regression models.
-thomas
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