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filp
2010 Oct 06
2
A problem －－thank you
dear:teacher
i have a problem which about the polr()(package "MASS"), if the response must have 3 or more levels?
and how to fit the polr() to 2 levels?
thank you.
turly yours
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2013 Jan 02
0
Plot of Fine and Gray model
...nt to investigate if pre has a significant impact on time to event for
patients who died and for those who suffered disease progression (as well
as it's impact on the overall time to event).
The code I have used is as follows:
fitd <- crr(dat1$ccr,dat1$Crcens,dat1$pre,failcode=1,cencode=0)
fitp <- crr(dat1$ccr,dat1$Crcens,dat1$pre,failcode=2,cencode=0)
In these cases I get p-values of 0 and 0.66 respectively.
What I would now like to do, is to plot two cumulative incidence curves -
one for the 'pre' variable status for patients who didn't acheive the event
due to death an...