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Re: st: GAM in survey commands


From   "Priscilla Martinez" <priscilla.martinez@medisin.uio.no>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: GAM in survey commands
Date   Wed, 24 Feb 2010 21:10:55 +0100

Thanks Stas. I'm fairly new to stata, so I'm not entirely sure what you
mean by "basis functions", but gather that they are functions that modify
the relationship between y and x. Do you know where I could find any
examples of such?

thx,
P

> On Wed, Feb 24, 2010 at 6:56 AM, Priscilla Martinez <
> priscilla.martinez@medisin.uio.no> wrote:
>
>> I'm working on a complex survey sample and want to confirm that running
>> a
>> generalized additive model is not feasible with survey commands? I've
>> done
>> numerous searches and it seems so, but I want to make sure I'm not
>> missing
>> something.
>>
>
> Depends on how you approach it. If you are using a 10-year old -gam-
> command
> by Patrick Royston, then the answer is no. If you produce your own basis
> functions and plug them into -regress- or -glm-, then of course that works
> fine with -svy- prefix.
>
> --
> Stas Kolenikov, also found at http://stas.kolenikov.name
> Small print: I use this email account for mailing lists only.
>
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