Nothing
################################################################################
# Transition matrices for cancer mulit-state structure #
################################################################################
# #
# Date: February, 14, 2012 #
# Last modification on: February, 16, 2012 #
################################################################################
## - REDUCED MODEL, without LRDM - #############################################
trans.cancer.reduced <- function (names=c("NED", "LR", "DM", "De")) {
tmat <- matrix(NA, 4, 4)
tmat[1, 2:4] <- 1:3
tmat[2:3, 4] <- 4:5
if (length(names) != 4)
stop("incorrect length of \"names\" argument")
dimnames(tmat) <- list(from = names, to = names)
return(tmat)
}
#################################################### - END of REDUCED MODEL - ##
## - STANDARD MODEL - ##########################################################
trans.cancer <- function (names=c("NED", "LR", "DM", "LRDM", "De")) {
tmat <- matrix(NA, 5, 5)
tmat[1, c(2:3, 5)] <- 1:3
tmat[2, 4:5] <- 4:5
tmat[3, 4:5] <- 6:7
tmat[4, 5] <- 8
if (length(names) != 5)
stop("incorrect length of \"names\" argument")
dimnames(tmat) <- list(from = names, to = names)
return(tmat)
}
################################################### - END of STANDARD MODEL - ##
## - EXTENDED MODEL, with direct transition into LRDM - ########################
trans.cancer.extended <- function (names=c("NED", "LR", "DM", "LRDM", "De")) {
tmat <- matrix(NA, 5, 5)
tmat[1, c(2:5)] <- 1:4
tmat[2, 4:5] <- 5:6
tmat[3, 4:5] <- 7:8
tmat[4, 5] <- 9
if (length(names) != 5)
stop("incorrect length of \"names\" argument")
dimnames(tmat) <- list(from = names, to = names)
return(tmat)
}
################################################### - END of EXTENDED MODEL - ##
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