11.07.2015 Views

Cox regression IV. Competing risks.

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u n i v e r s i t y o f c o p e n h a g e nd e p a r t m e n t o f b i o s t a t i s t i c sKonklusion pba. test for PHEstimaterne i den øverste blok er ikke helt identiske medestimaterne fra coxph.Vi ser, at testene i den nederste blok bekræftiger, at der erproblemer med PH-antagelsen for edema og protime.Vi kan undersøge afvigelsen lidt nærmere ved et plot:par(mfrow=c(2,3))plot(cox.a1,score=T,xlab="Dage")Her angiver score=T at vi vil have score-processen.13 / 47

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