This function builds decision trees for discrete, right-censored survival data. The fitted tree estimates the hazard and survival probabilities for every terminal node, as well as the median survival time.
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formula |
a |
status |
integer/string representing the column
number/name of the 'status' variable in the data frame.
'status' must be a binary integer variable indicating whether the event
occured ( |
data |
data frame that contains all variables stated
in the |
control |
a list of options that control
the specification of the |
weights |
a vector of optional case weights. |
An object of class DStree
. For details see
DStree.object
.
Bou-Hamad I., Larocque D., Ben-Ameur H., Masse L. C., Vitaro F. and Tremblay R. E. (2009), Discrete-Time Survival Trees. Canadian Journal of Statistics 37 (1), 17-32.
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