Rank function

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Description

Rank estimating equation used in the M-step of the EM algorithm for the AFT mixture cure model.

Usage

1
smrank(beta, Time, X, n, w, Status)

Arguments

beta

unknown parameters corresponding to latency part

Time

time to event of interest

X

a vector or matrix of covariates corresponding to latency part

n

total number of observations

w

conditional probability of the individual remaining uncured

Status

censoring indicator, 1=event of interest happens, and 0=censoring