[R] Nelson-Aalen estimator in R

Wu, Tongtong TTWu at mednet.ucla.edu
Tue Oct 5 22:22:04 CEST 2004


I am taking a survival class.  Recently I need to do the Nelson-Aalen
estimtor in R.  I searched through the R help manual and internet, but could
not find such a R function.  I tried another way by calculating the
Kaplan-Meier estimator and take -log(S).  However, the function only
provides the summary of KM estimator but no estimated values.  Could you
please help me with this?  I would highly appreciate your great help!


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