PKM | R Documentation |
This function provides survival estimates using the presmoothed product-limit Kaplan-Meier estimator.
PKM(time, status, t)
time |
Survival time of the process. |
status |
Censoring indicator of the survival time of the process; 0 if the survival time is censored and 1 otherwise. |
t |
The time for obtaining survival estimates. |
Luis Meira-Machado and Marta Sestelo
R. Cao, I. Lopez-de Ullibarri, P. Janssen, and N. Veraverbeke. Presmoothed kaplan-meier and nelsonaalen estimators. Journal of Nonparametric Statistics, 17:31-56, 2005.
G. Dikta. On semiparametric random censorship models. Journal of Statistical Planning and Inference, 66:253-279, 1998.
E. Kaplan and P. Meier. Nonparametric estimation from incomplete observations. Journal of the American Statistical Association, 53:457-481, 1958.
KM
obj <- with(colonCS, survCS(time1, event1, Stime, event)) PKM(time = obj$Stime, status = obj$event, t = 1095)
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