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Re: st: Choice of analysis time in survival analysis where the hazard is associated with age


From   roland andersson <rolandersson@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: Choice of analysis time in survival analysis where the hazard is associated with age
Date   Wed, 16 Dec 2009 18:24:27 +0100

Thank you all for this input.

Roland

2009/12/16  <sjsamuels@gmail.com>:
> I wrote:
> "Fit a flexible function to the covariate with one of Patrick Royston's
> commands -mvrs- (multivariate restricted splines) or -mfp- (
> multivariate fractional polynomials)."
>
> I should have read Paul's handout more carefully (
> http://www2.le.ac.uk/Members/pl4/slides/Stata-UK-2009-handout.pdf)
>
> On page 23,  he shows a good example of using his own -rcsgen-  (from
> ssc) to generate restricted splines for a covariate.  I apologize for
> the omission.  On the subject of corrections, the "m"  in "-mvrs-" and
> in "-mfp-" stands for "multivariable", not "multivariate".
>
> -Steve
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