4
1) Put summary(coxphobject) into a variable
summcph <- summary(coxphobject)
2) examine it with str()
str(summcph)
Values! Values everywhere!
so we find, (proceeding line by line in your above output):
a) the Concordance values
summcph$concordance
b) the Rsquare values
summcph$rsq
c) The Likelihood ratio test values
summcph$logtest
d) The Wald test values
summcph$waldtest
e) The score test values
summcph$sctest
f) The robust values
summcph$robscore