Nothing
`summary.p3state`<-function (object, model = NULL, covmat = NULL, estimate = NULL,
time1 = NULL, time2 = NULL, ...)
{
if (missing(object))
stop("Argument 'object' is missing with no default")
if (!inherits(object, "p3state"))
stop("'object' must be of class 'p3state'")
if (missing(covmat))
covmat <- FALSE
if (missing(model))
model <- "NONE"
if (missing(time1))
time1 <- 0
if (missing(estimate) & missing(time2))
estimate <- FALSE
if (missing(time2))
time2 <- max(object$datafr[, 1])
if (missing(estimate))
estimate <- TRUE
if (time1 > time2)
stop("Argument 'time1' cannot be greater then 'time2'")
if (time1 < 0 | time2 < 0)
stop("'time1' and 'time2' must be positive")
if (object$descriptives[2] == 0) {
cat("Progressive three-state model", "\n")
}
if (object$descriptives[2] > 0) {
cat("Illness-death model", "\n")
}
cat("", "\n")
cat("Number of individuals experiencing the intermediate event: ",
object$descriptives[1], "\n")
cat("Number of events for the direct transition from state 1 to state 3: ",
object$descriptives[2], "\n")
cat("Number of individuals remaining in state 1: ", object$descriptives[3],
"\n")
cat("Number of events on transition from state 2: ", object$descriptives[4],
"\n")
cat("Number of censored observations on transition from state 2: ",
object$descriptives[5], "\n")
cat("", "\n")
if (estimate == TRUE) {
transprob<-pLIDA(object$datafr, time1, time2,tp="all")
cat("The estimate of the transition probability P11(",
time1, ",", time2, ") is ", transprob[[1]], "\n")
cat("The estimate of the transition probability P12(",
time1, ",", time2, ") is ", transprob[[2]], "\n")
cat("The estimate of the transition probability P13(", #Changed
time1, ",", time2, ") is ", 1 - transprob[[1]] - transprob[[2]], "\n") #Changed
cat("The estimate of the transition probability P22(",
time1, ",", time2, ") is ", transprob[[3]], "\n")
cat("The estimate of the transition probability P23(",
time1, ",", time2, ") is ", 1 - transprob[[3]], "\n")
if (object$descriptives[2] == 0) {
biv <- Biv(object$datafr, time1, time2)
cat("The estimate of the bivariate distribution function F12(",
time1, ",", time2, ") is ", biv, "\n")
p7 <- which(object$datafr[, 3] <= time2 & object$datafr[,
2] * object$datafr[, 5] == 1)
marg <- sum(object$datafr[p7, 6])
cat("The estimate of the marginal distribution function of the second gap time, F2(",
time2, ") is ", marg, "\n")
}
}
if (model == "TDCM") {
cat("", "\n")
cat(" ***** TIME-DEPENDENT COX REGRESSION MODEL ***** ",
"\n")
cat("n= ", summary(object$tdcm)$n, "\n")
print(summary(object$tdcm)$coef)
cat(" ", "\n")
print(summary(object$tdcm)$conf.int)
cat(" ", "\n")
cat("Likelihood ratio test= ", summary(object$tdcm)$logtest[[1]],
"on ", summary(object$tdcm)$logtest[[2]], " df, p=",
summary(object$tdcm)$logtest[[3]], "\n")
cat(" ", "\n")
cat("-2*Log-likelihood=", -2 * object$tdcm$loglik[2],
"\n")
if (covmat == TRUE) {
cat("*** variance-covariance matrix ***", "\n")
print(object$tdcm$var)
cat("\n")
}
}
if (model == "CMM" | model == "CSMM") {
cat("", "\n")
if (model == "CMM") {
cat("*********************** COX MARKOV MODEL ***********************",
"\n")
}
if (model == "CSMM") {
cat("********************* COX SEMI-MARKOV MODEL *********************",
"\n")
}
cat("", "\n")
if (object$descriptives[2] > 0) {
cat(" *************** FROM STATE 1 TO STATE 3 ****************",
"\n")
cat("", "\n")
if (object$descriptives[2] < 5)
cat("Warning: there are few events on this transition",
"\n")
cat("n= ", summary(object$msm13)$n, "\n")
print(summary(object$msm13)$coef)
cat(" ", "\n")
print(summary(object$msm13)$conf.int)
cat(" ", "\n")
cat("Likelihood ratio test= ", summary(object$msm13)$logtest[[1]],
"on ", summary(object$msm13)$logtest[[2]], " df, p=",
summary(object$msm13)$logtest[[3]], "\n")
cat(" ", "\n")
cat("-2*Log-likelihood=", -2 * object$msm13$loglik[2],
"\n")
cat("\n")
if (covmat == TRUE) {
cat("*** variance-covariance matrix ***", "\n")
print(object$msm13$var)
cat("\n")
}
}
cat(" *************** FROM STATE 1 TO STATE 2 ****************",
"\n")
cat("", "\n")
if (object$descriptives[1] < 5)
cat("Warning: there are few events on this transition",
"\n")
cat("n= ", summary(object$msm12)$n, "\n")
print(summary(object$msm12)$coef)
cat(" ", "\n")
print(summary(object$msm12)$conf.int)
cat(" ", "\n")
cat("Likelihood ratio test= ", summary(object$msm12)$logtest[[1]],
"on ", summary(object$msm12)$logtest[[2]], " df, p=",
summary(object$msm12)$logtest[[3]], "\n")
cat(" ", "\n")
cat("-2*Log-likelihood=", -2 * object$msm12$loglik[2],
"\n")
cat("\n")
if (covmat == TRUE) {
cat("*** variance-covariance matrix ***", "\n")
print(object$msm12$var)
cat("\n")
}
if (model == "CMM") {
cat(" *************** FROM STATE 2 TO STATE 3 ****************",
"\n")
cat("", "\n")
if (object$descriptives[4] < 5)
cat("Warning: there are few events on this transition",
"\n")
cat("n= ", summary(object$cmm23)$n, "\n")
print(summary(object$cmm23)$coef)
cat(" ", "\n")
print(summary(object$cmm23)$conf.int)
cat(" ", "\n")
cat("Likelihood ratio test= ", summary(object$cmm23)$logtest[[1]],
"on ", summary(object$cmm23)$logtest[[2]], " df, p=",
summary(object$cmm23)$logtest[[3]], "\n")
cat(" ", "\n")
cat("-2*Log-likelihood=", -2 * object$cmm23$loglik[2],
"\n")
cat("\n")
if (covmat == TRUE) {
cat("*** variance-covariance matrix ***", "\n")
print(object$cmm23$var)
cat("\n")
}
}
if (model == "CSMM") {
cat(" *************** FROM STATE 2 TO STATE 3 ****************",
"\n")
cat("", "\n")
if (object$descriptives[4] < 5)
cat("Warning: there are few events on this transition",
"\n")
cat("n= ", summary(object$csmm23)$n, "\n")
print(summary(object$csmm23)$coef)
cat(" ", "\n")
print(summary(object$csmm23)$conf.int)
cat(" ", "\n")
cat("Likelihood ratio test= ", summary(object$csmm23)$logtest[[1]],
"on ", summary(object$csmm23)$logtest[[2]], " df, p=",
summary(object$csmm23)$logtest[[3]], "\n")
cat(" ", "\n")
cat("-2*Log-likelihood=", -2 * object$csmm23$loglik[2],
"\n")
cat("\n")
if (covmat == TRUE) {
cat("*** variance-covariance matrix ***", "\n")
print(object$csmm23$var)
cat("\n")
}
}
cat("Checking the Markov assumption:", "\n")
cat("Testing if the time spent in state 1 (start) is important on transition from state 2 to state 3",
"\n")
cat("\n")
print(summary(object$tma)$coef)
cat("\n")
if (model == "CSMM") {
if (summary(object$tma)$coef[1, 5] > 0.05)
cat("Warning: the p-value is ", summary(object$tma)$coef[1,
5], "\n")
if (summary(object$tma)$coef[1, 5] < 0.05)
cat("The p-value is ", summary(object$tma)$coef[1,
5], "less than 5%", "\n")
cat("\n")
}
if (model == "CMM") {
if (summary(object$tma)$coef[1, 5] < 0.05)
cat("Warning: the p-value is ", summary(object$tma)$coef[1,
5], "less than 5%", "\n")
if (summary(object$tma)$coef[1, 5] > 0.05)
cat("The p-value is ", summary(object$tma)$coef[1,
5], "\n")
cat("\n")
}
}
}
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