Nothing
test_that("fmixmsm state pathways: basic competing risks",{
tbl_data <- data.frame(
to = factor(1:3, levels = 1:3, labels = c("response", "progression", "death")),
dt = rep(1, 3), status = rep(1, 3))
fit1 <- flexsurvmix(Surv(dt, status) ~ 1, event = tbl_data$to, data = tbl_data,
dists = c("response" = "exponential", "progression" = "exponential", "death" = "exponential"))
fit <- fmixmsm("stable" = fit1)
expect_equivalent(attr(fit, "pathways"),
list(c("stable", "response"),
c("stable", "progression"),
c("stable", "death")))
})
test_that("fmixmsm state pathways: multiple routes to same absorbing state",{
tbl_data <- data.frame(
to = factor(1:3, levels = 1:3, labels = c("response", "progression", "death")),
dt = rep(1, 3), status = rep(1, 3))
fit1 <- flexsurvmix(Surv(dt, status) ~ 1, event = tbl_data$to, data = tbl_data,
dists = c("response" = "exponential", "progression" = "exponential", "death" = "exponential"))
tbl_data <- data.frame(
to = factor(1:2, levels = 1:2, labels = c("progression", "death")),
dt = rep(1, 2), status = rep(1, 2))
fit2 <- flexsurvmix(Surv(dt, status) ~ 1, event = tbl_data$to, data = tbl_data,
dists = c("progression" = "exponential", "death" = "exponential"))
tbl_data <- data.frame(
to = factor(1:1, levels = 1:1, labels = c("death")),
dt = rep(1, 1), status = rep(1, 1))
fit3 <- flexsurvmix( Surv(dt, status) ~ 1, event = tbl_data$to, data = tbl_data,
dists = c("death" = "exponential"))
fit <- fmixmsm("stable" = fit1, "response" = fit2, "progression" = fit3)
expect_equivalent(attr(fit, "pathways"),
list(c("stable", "response", "progression", "death"),
c("stable", "response", "death"),
c("stable", "progression", "death"),
c("stable", "death")))
expect_false(attr(fit, "cycle"))
})
test_that("fmixmsm state pathways: cycles",{
tbl_data <- data.frame(
to = factor(1:3, levels = 1:3, labels = c("response", "progression", "death")),
dt = rep(1, 3), status = rep(1, 3))
fit1 <- flexsurvmix(Surv(dt, status) ~ 1, event = tbl_data$to, data = tbl_data,
dists = c("response" = "exponential", "progression" = "exponential", "death" = "exponential"))
tbl_data <- data.frame(
to = factor(1:2, levels = 1:2, labels = c("progression", "stable")),
dt = rep(1, 2), status = rep(1, 2))
fit2 <- flexsurvmix(Surv(dt, status) ~ 1, event = tbl_data$to, data = tbl_data,
dists = c("progression" = "exponential", "stable" = "exponential"))
fit <- fmixmsm("stable" = fit1, "response" = fit2)
expect_true(attr(fit, "cycle"))
})
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