#' @export
ci.ivFixed <- ci.default
#' @export
standard_error.ivFixed <- standard_error.coxr
#' @export
degrees_of_freedom.ivFixed <- function(model, method = "wald", ...) {
if (is.null(method)) {
method <- "wald"
}
method <- match.arg(tolower(method), choices = c("analytical", "any", "fit", "wald", "residual", "normal"))
if (method %in% c("wald", "residual", "fit")) {
as.vector(model$df)
} else {
degrees_of_freedom.default(model, method = method, ...)
}
}
#' @export
p_value.ivFixed <- function(model, method = "wald", ...) {
stat <- insight::get_statistic(model)
if (!is.null(stat)) {
.data_frame(
Parameter = stat$Parameter,
p = as.vector(2 * stats::pt(abs(stat$Statistic), df = degrees_of_freedom(model, method = method), lower.tail = FALSE))
)
}
}
#' @export
model_parameters.ivFixed <- function(model,
ci = 0.95,
ci_method = "wald",
keep = NULL,
drop = NULL,
verbose = TRUE,
...) {
out <- .model_parameters_generic(
model = model,
ci = ci,
ci_method = ci_method,
merge_by = "Parameter",
keep_parameters = keep,
drop_parameters = drop,
verbose = verbose,
...
)
attr(out, "object_name") <- insight::safe_deparse_symbol(substitute(model))
out
}
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