Re: [R] Help on extract paramters from fitted models

From: Henrique Dallazuanna <wwwhsd_at_gmail.com>
Date: Tue, 29 Apr 2008 16:23:01 -0300

See the source code of function:

getS3method("print", "coxph")

is this block:

tmp <- cbind(coef, exp(coef), se, coef/se, signif(1 - pchisq((coef/se)^2, 1), digits - 1))

On 4/29/08, Lisa <sangwl_at_gmail.com> wrote:
>
> Hi, I have a question about how to extract paramters from a fitted model.
> I
> can extract coefficients and std, but from some other statistics, I dont
> know how to extract. Can anyone help?
>
> Here it is an example:
>

>
> > coxout<-coxph(Surv(t,t.censor)~x)
>
>
> > coxout
> Call:
> coxph(formula = Surv(t, t.censor) ~ x)
>
> coef exp(coef) se(coef) z p
> x 0.349 1.42 0.257 1.36 0.17
>
> Likelihood ratio test=1.84 on 1 df, p=0.175 n= 200
>
> > coxout$coef

> x
> 0.3490500
>
> > coxout$p
> NULL
>
> Any convienent way to extract the LRT and the p value? thank you!

>
> [[alternative HTML version deleted]]
>
> ______________________________________________
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> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
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>

-- 
Henrique Dallazuanna
Curitiba-Paraná-Brasil
25° 25' 40" S 49° 16' 22" O

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Received on Tue 29 Apr 2008 - 19:27:04 GMT

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