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thereau
2009 Feb 26
0
plot.survfit
...various
pitfalls.
By default, survfit produces the curve for a hypothetical "average" subject
whose covariate values are the respective means of the data set. I'm not very
keen on this estimate --- what is sex=.453, a hermaphrodite? But it is the
historical default.
Terry Therenau
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I am confused when trying the function survfit.
my question is: what does the survival curve given by plot.survfit mean?
is it the survival curve with different covariates at different points?
or just the baseline survival curve?
for example, I run...