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2012 May 08
1
coxph data format
Dear List,
Here is an example of survival data in counting process format
(detailed record of each day)
> data[data$Id == 11,]
# extracted one person's record
Id Event Fup Start Stop sex Drug1
601 11 0 6 0 1 0 0
602 11 0 6 1 2 0 0
603 11 0 6 2 3 0 0
604 11 0 6 3 4 0 0
605 11 0 6 4 5 0 1
606