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58897
2012 Jul 26
2
coxph weirdness
...= coxph(Surv(time, event)~ . , data = covar)
Error in terms.formula(formula, specials = special) :
'.' in formula and no 'data' argument
I read through the help file for coxph but nothing jumps out... what
am I doing wrong?
> sessionInfo()
R version 2.15.0 Patched (2012-04-01 r58897)
Platform: i686-pc-linux-gnu (32-bit)
locale:
[1] LC_CTYPE=en_US.utf8 LC_NUMERIC=C
[3] LC_TIME=en_US.utf8 LC_COLLATE=en_US.utf8
[5] LC_MONETARY=en_US.utf8 LC_MESSAGES=en_US.utf8
[7] LC_PAPER=C LC_NAME=C
[9] LC_ADDRESS=C LC_TELEPHONE=C
[11] LC_MEASUR...