Re: [R] Error in Surv(time, status) : Time variable is not numeric

2009-01-27 Thread Braem M
l will resolve > your issue. > > Chris > > > Braem M wrote: >> >> Dear, >> >> I want to analyze two-level survival data using a shared frailty model, >> for which I want to use the R package 'Frailtypack", proposed by Rondeau >&g

Re: [R] Error in Surv(time, status) : Time variable is not numeric

2009-01-27 Thread Braem M
all will resolve > your issue. > > Chris > > > Braem M wrote: >> >> Dear, >> >> I want to analyze two-level survival data using a shared frailty model, >> for which I want to use the R package 'Frailtypack", proposed by Rondeau >> et al.

[R] Error in Surv(time, status) : Time variable is not numeric

2009-01-26 Thread Braem M
Dear, I want to analyze two-level survival data using a shared frailty model, for which I want to use the R package 'Frailtypack", proposed by Rondeau et al. The dataset was built using SAS software. I also tried to change the format using SPSS and Excell. My (reduced) dataset has following col

[R] Error in inherits(x, "ordered") : subscript out of bounds (MLSV, according to Wang et al., 2007)

2008-11-13 Thread Braem M
Dear, Im trying to run the R program, provided by Wang (2007), for the analysis of nested frailty models. While running this program I get the following error: Error in inherits(x, "ordered") : subscript out of bounds Could someone tell me what the problem is in this case? Thanks in advance.