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2009 Sep 04
1
Problem with locfit( ... , family="hazard")
I'm having difficulties with plot.locfit.3d, at least I think that is
the problem. I have a large dataframe (about 4 MM cases) and was
hoping to see a non-parametric estimate of the hazard plotted against
two variables:
> fit <- locfit(~surv.yr+ ur_protein + ur_creatinine, data=TRdta,
cens = 1-death, family = "hazard", xlim=c(0,10))
# it took somewhere between 1 and 2 hours to complete, but it did
complete and reported no errors or warnings.
> plot(fit, pv=c("ur_protein", "ur_creatinine"))
Error in if (from == to) rep.int(from...