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dead01
2012 Mar 10
0
Help with confidence intervals for gam model using mgcv
Hi,
I would be very grateful for advice on getting confidence
intervals for the ordinary (non smoothed) parameter
estimates from a gam.
Motivation
I am studying hospital outcomes in a large data set. The
outcomes of interest to me are all binary variables. The one
in the example here, Dead30d, is death within 30 days of
admission. Sexf is gender (M or F), Age is age in years at
the start of the admission. The standard glm is a logistic
regression :-
glmDead.AS <- glm(Dead30d~Sexf+Age,
data=HIPE,family=binomial(link="logit"))
The corresponding GAM, with a smooth for ag...