Nothing
#' @export
ltx.aftreg <- function(x, caption = NULL, label = NULL, dr = NULL,
digits=max(options()$digits - 4, 3), ...){
if (!("aftreg" %in% class(x))) stop("Only for 'aftreg' output")
if (!is.null(cl<- x$call)) {
##cat("Call:\n")
##dput(cl)
##cat("\n")
}
if (!is.null(x$fail)) {
if (x$fail != 0){
cat(" aftreg failed with: ")
stop(x$fail)
}
}
if (!length(x$coefficients)){
cat("Null log likelihood = ", x$loglik[2], "\n")
return()
}
if (x$pfixed){
n.slsh <- 1
}else{
n.slsh <- 2 * x$n.strata
}
savedig <- options(digits = digits)
on.exit(options(savedig))
coef <- x$coefficients
se <- sqrt(diag(x$var))
wald.p <- formatC(1 - pchisq((coef/ se)^2, 1),
digits = digits,
format = "f")
if(is.null(coef) | is.null(se))
stop("Input is not valid")
## Check for dr:
lp <- !is.null(dr)
if (lp){
lpval <- formatC(dr[-1, 4], digits = digits, format = "f")
}
#####################################
cat("\\begin{table}[ht] \n")
cat("\\begin{center} \n")
cat("\\footnotesize \n")
if (!is.null(caption)){
cat("\\caption{", caption, "} \n", sep = "")
}
if (!is.null(label)){
cat("\\label{", label, "} \n", sep = "")
}
cat("\\begin{tabular}{lrrrrr} \n")
cat("\\hline \n")
if (lp){
ptxt <- "\\bf L-R $p$"
}else{
ptxt <- "\\bf Wald $p$"
}
if(x$param == "lifeExp"){
etxt <- "\\bf Ext'd life"
}else{
etxt <- "\\bf Acc'd time"
}
if (!is.null(x$covars)){
cat(paste("\\bf Covariate & \\bf Mean & \\bf Coef &",
etxt, " & \\bf S.E. & ", ptxt,
" \\\\ \\hline\n"))
}
e.coef <- formatC(exp(coef), digits = digits, format = "f")
coef <- formatC(coef, digits = digits, format = "f")
se <- formatC(se, digits = digits, format = "f")
ett <- 1L
noll <- 0L
factors <- attr(x$terms, "factors")
resp <- attr(x$terms, "response")
row.strata <- attr(x$terms, "specials")$strata
if (!is.null(row.strata))
col.strata <- which(factors[row.strata, ] == 1)
else col.strata <- NULL
if (!is.null(x$covars)){
if (!is.null(col.strata)){
factors <-
attr(x$terms, "factors")[-c(resp, row.strata), -col.strata,
drop = FALSE]
}else{
factors <-
attr(x$terms, "factors")[-c(resp, row.strata), ,
drop = FALSE]
}
covar.names <- x$covars
term.names <- colnames(factors)
isF <- x$isF
ord <- attr(x$terms, "order")
if (!is.null(col.strata)) ord <- ord[-col.strata]
}
index <- 0
lpindx <- 0
if (FALSE){ ## Do NOT introduce (Intercept) for now!
cat("(Intercept)",
##cat(formatC(substr(covar.names[covar.no], 1, 16),
## width = 16, flag = "-"),
" & ",
" ",
" & ",
coef[index], " & ",
e.coef[index], " & ",
#exp(coef[index]),
se[index], " & ")
if (lp){
lpindx <- lpindx + 1
ppv <- lpval[lpindx]
}else{
ppv <- wald.p[index]
}
##formatC(" ", width = 9),
cat(ppv,
##signif(1 - pchisq((coef/ se)^2, 1), digits - 1),
"\\\\ \n")
}
if (!is.null(x$covars)){
for (term.no in 1:length(term.names)){
if (ord[term.no] == 1){
covar.no <- which(factors[, term.no] == 1)
if (isF[covar.no]){ ## Factors:
if (lp){
lpindx <- lpindx + 1
cat(covar.names[covar.no], " & & & & &",
lpval[lpindx], " \\\\ \n")
}else{
cat(covar.names[covar.no], " \\\\ \n")
}
##p <- match(covar.names[covar.no], names(data))
no.lev <- length(x$levels[[covar.no]])
x$levels[[covar.no]] <-
substring(x$levels[[covar.no]], 1, 16)
lb <- paste("\\em", x$levels[[covar.no]][1], sep = " ")
cat("\\multicolumn{1}{r}{", lb, "}",
## cat(formatC(x$levels[[covar.no]][1], width = 16, flag = "+"),
" & $ ",
formatC(x$w.means[[covar.no]][1],
width = 8, digits = digits, format = "f"), " $ & ",
noll, " & ",
ett, " & ",
"\\multicolumn{2}{c}{(reference)} \\\\ \n", sep = "")
for (lev in 2:no.lev){
##cat("lev = ", lev, "\n")
index <- index + 1
lb <- paste("\\em", x$levels[[covar.no]][lev], sep = " ")
cat("\\multicolumn{1}{r}{", lb, "}",
##cat(formatC(x$levels[[covar.no]][lev], width = 16,
## flag = "+"),
" & $ ",
formatC(x$w.means[[covar.no]][lev],
width = 8, digits = digits, format = "f"), " $ & $ ",
coef[index], " $ & $ ",
e.coef[index], " $ & $ ",
se[index])
##formatC(" ", width = 9),
if (lp){
cat(" $ \\\\ \n")
}else{
cat(" $ & $ ", wald.p[index],
" $ \\\\ \n", sep = "")
}
}
}else{ ## Covariates:
index <- index + 1
cat(covar.names[covar.no],
##cat(formatC(substr(covar.names[covar.no], 1, 16),
## width = 16, flag = "-"),
" & $ ",
formatC(x$w.means[[covar.no]],
width = 8, digits = digits, format = "f"),
" $ & $ ",
coef[index], " $ & $ ",
e.coef[index], " $ & $ ",
#exp(coef[index]),
se[index], " $ & $ ")
if (lp){
lpindx <- lpindx + 1
ppv <- lpval[lpindx]
}else{
ppv <- wald.p[index]
}
##formatC(" ", width = 9),
cat(ppv,
##signif(1 - pchisq((coef/ se)^2, 1), digits - 1),
" $ \\\\ \n")
}
}else if (ord[term.no] > 1){ ## Interactions:
cat(formatC(term.names[term.no], width = 16, flag = "-"), " \\\\ \n")
niv <- numeric(ord[term.no])
covar.no <- which(factors[, term.no] == 1)
for (i in 1:ord[term.no]){
if (isF[covar.no[i]]){
niv[i] <- length(x$levels[[covar.no[i]]]) - 1
}else{
niv[i] <- 1
}
}
stt <- index + 1
for (index in stt:(stt + prod(niv) - 1)){
vn <- sub(covar.names[covar.no[1]], "", names(coef)[index])
for (i in 1:ord[term.no]){
vn <- sub(covar.names[covar.no[i]], "", vn)
}
## cat(format(names(coef)[index], 15, "+"),
cat(formatC(" ", width = 2),
formatC(substring(vn, 1, 22), width = 22, flag = "-"),
##format(" ", 8),
" & & ",
coef[index], " & ",
e.coef[index], " & ",
se[index], " & ",
##formatC(" ", width = 9),
formatC(wald.p[index],
digits = digits,
width = digits + 2,
format = "f"),
##signif(1 - pchisq((coef[index]/ se[index])^2, 1), digits - 1),
"\\\\ \n")
}
}
}
}## if (!is.null(x$covars)
cat("\\hline \n")
cat("Baseline parameters \\\\\n")
if (FALSE){ ## Skip scale/shape printing ...
for (i in 1:n.slsh){
jup <- length(coef)
ss.names <- names(coef[(jup - n.slsh + 1):jup])
index <- index + 1
## covar.no <- covar.no + 1
cat(formatC(ss.names[i], width = 16, flag = "-"),
formatC(" & & ",
width = 8, digits = 3, format = "c"),
coef[index], " & ",
e.coef[index], " & ",
#exp(coef[index]),
se[index], " & ",
#formatC(" ", width = 1),
formatC(wald.p[index],
digits = 3,
width = digits + 2,
format = "f"), " \\\\ ",
##signif(1 - pchisq((coef/ se)^2, 1), digits - 1),
"\n")
}
}
if (x$n.strata == 1){
cat("Baseline expectation: & ", x$baselineMean, "\\\\", "\\hline", "\n")
}else{
for (j in 1:x$n.strata){
cat("Baseline expectation", j, ": &", x$baselineMean[j], "\\\\", "\n")
}
cat("\\hline \n")
}
cat("\\hline \n")
cat("Events & ", x$n.events, " & TTR & ", x$ttr, "\\\\ \n")
logtest <- -2 * (x$loglik[1] - x$loglik[2])
df <- x$df
if (is.null(df)){
pvale <- 1
}else{
pvale <- pchisq(logtest, df, lower.tail = FALSE)
pvale <- round(pvale, digits = 6)
}
cat("Max. Log Likelihood & $ ", x$loglik[2], " $ & $p$-value & ", pvale,
"\\\\ \\hline \n")
cat("\\hline \n")
cat("\\end{tabular}\n")
cat("\\end{center} \n")
cat("\\end{table} \n\n\n")
cat(" \n\n")
#####################################
if(FALSE){
tmp <- cbind(coef, exp(coef), se,
signif(1 - pchisq((coef/ se)^2, 1), digits - 1))
dimnames(tmp) <- list(names(coef), c("coef", "rel. risk",
"se(coef)", "p"))
cat("\n")
prmatrix(tmp)
}
if (!is.null(x$frailty)){
cat("\nFrailty standard deviation = ", x$sigma, "\n")
cat(" S.E. = ", x$sigma.sd, "\n\n")
}
if (FALSE){
logtest <- -2 * (x$loglik[1] - x$loglik[2])
if (is.null(x$df)) df <- sum(!is.na(coef))
else df <- round(sum(x$df),2)
cat("\n")
cat(formatC("Events", width = 25, flag = "-"), x$events, "\n")
cat(formatC("Total time at risk", width = 25, flag = "-"),
formatC(x$ttr, digits = 5, format = "fg"), "\n")
cat(formatC("Max. log. likelihood", width = 25, flag = "-"),
formatC(x$loglik[2], digits = 5, format = "fg"), "\n")
cat(formatC("LR test statistic", width = 25, flag = "-"),
format(round(logtest, 2)), "\n")
cat(formatC("Degrees of freedom", width = 25, flag = "-"),
formatC(df, digits = 0, format = "f"), "\n")
cat(formatC("Overall p-value", width = 25, flag = "-"),
format.pval(1 - pchisq(logtest, df), digits = 6, "\n"))
cat("\n")
if (length(x$icc))
cat(" number of clusters=", x$icc[1],
" ICC=", format(x$icc[2:3]), "\n")
invisible(x)
}
}
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