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Re: st: Confidence limits on survival probabilities from stcox


From   Ricardo Ovaldia <[email protected]>
To   [email protected]
Subject   Re: st: Confidence limits on survival probabilities from stcox
Date   Mon, 31 Jan 2005 09:00:27 -0800 (PST)

--- "CDSC - Verlander, Neville"
<[email protected]> wrote:

> How can one obtain the 95% confidence limits on the
> survival probabilities
> from multiple failure data following model
> estimation using stcox and how is
> it different if one wants, say, a 70% Confidence
> Interval? I know one can
> use sts list, but this only gives Kaplan-Meier
> estimates giving quite
> different estimates to those from stcox. 

I think that you can use the -sts list- with the 
-adjustfor()-. Acording to the help file it fits a Cox
model.

Regards,
Ricardo.

=====
Ricardo Ovaldia, MS
Statistician 
Oklahoma City, OK

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