The best place to start is
help(survdiff)
That's right -- read the documentation!
This tells you what is contained in the output to survdiff, namely objects
n, obs, exp, chisq, and var, including descriptions of each.
The number of degrees of freedom for the chisquare test is (#groups
How can I get the Log - Rank p value to be output?
The chi square value can be output, so I was thinking if I can also have the
degrees of freedom output I could generate the p value, but can't see how to
find df either.
(survtest - survdiff(Surv(time, cens) ~ group, data = surv,rho=0))
Call:
On Wed, 2007-05-16 at 11:54 +1000, Murray Pung wrote:
How can I get the Log - Rank p value to be output?
The chi square value can be output, so I was thinking if I can also have the
degrees of freedom output I could generate the p value, but can't see how to
find df either.
(survtest -