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Re: st: change reference group
From
Phil Clayton <[email protected]>
To
[email protected]
Subject
Re: st: change reference group
Date
Tue, 9 Nov 2010 22:58:51 +1100
Do you mean that you have a factor variable and want to choose a different base (referent) value? You can set the base level of the variable; see -help fvset- and -help xi-
Phil
On 09/11/2010, at 10:49 PM, Grethe Søndergaard wrote:
> Dear list,
>
> I have a very simple question - that I havent been able to find the
> answer to myself.
>
> I have done a cox-regression analysis - but the reference groups of
> some of the variables are wrong. Can I change the reference group in
> the stcox command - or do I have to go back and categorize these
> variables differently?
>
> Thank you
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