In the paper:
@article{Carstensen:Plummer:2010:JSSOBK:v38i06,
author = "Bendix Carstensen and Martyn Plummer",
title = "Using Lexis Objects for Multi-State Models in R",
journal = "Journal of Statistical Software",
volume = "38",
number = "6",
pages = "1--18",
day = "4",
month = "1",
year = "2011",
CODEN = "JSSOBK",
ISSN = "1548-7660",
bibdate = "2010-09-16",
URL = "http://www.jstatsoft.org/v38/i06";,
accepted = "2010-09-16",
acknowledgement = "",
keywords = "",
submitted = "2010-02-09",
}
there is a section which explains how to do this for parametric spline models
which are not dramatically dissimilar from GAM models.
Best regards,
Bendix Carstensen
> -----Original Message-----
> From: [email protected]
> [mailto:[email protected]] On Behalf Of Przemyslaw Jura
> Sent: 9. februar 2011 14:38
> To: [email protected]
> Subject: [R-sig-Epi] Calculate local RR from GAM
>
> Dear Group,
> I am just a beginner in Epidemiology, epi-statistics and this
> group hence, in advance I apologize if I ask trivial question.
>
> I would like to ask how is it possible to calculate from GAM
> (general additive model) Relative Risk the model has
> following formula:
> log(E[O_i]) ~ log(N_i) + someCovariates_i, where Oi is number
> of cases of some disease in i-th area, N is population at
> risk in i-th area, other covariates are i-th region specific.
> I one paper authors calculated RR for each i-th region out of
> this model, but I have no idea how can I do it myself.
>
>
>
> Kindest regards,
>
> pj
>
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