Functions for tidycrr objects
# S3 method for tidycrr
coef(object, ...)
# S3 method for tidycrr
vcov(object, ...)
# S3 method for tidycrr
model.matrix(object, ...)
# S3 method for tidycrr
model.frame(formula, ...)
# S3 method for tidycrr
terms(x, ...)not used
a formula
a tidycrr object
coef vector, model matrix, model frame, terms object
mod <- crr(Surv(ttdeath, death_cr) ~ age + grade, trial)
#> 11 cases omitted due to missing values
coef(mod)
#> age gradeII gradeIII
#> 0.005883633 0.060098918 0.430659453
model.matrix(mod) %>% head()
#> age gradeII gradeIII
#> 1 23 1 0
#> 2 9 0 0
#> 3 31 1 0
#> 5 51 0 1
#> 6 39 0 0
#> 7 37 1 0
model.frame(mod) %>% head()
#> Surv(ttdeath, death_cr) age grade
#> 1 24.00+ 23 II
#> 2 24.00+ 9 I
#> 3 24.00+ 31 II
#> 5 16.43:death other causes 51 III
#> 6 15.64:death from cancer 39 I
#> 7 24.00+ 37 II
terms(mod)
#> Surv(ttdeath, death_cr) ~ age + grade
#> attr(,"variables")
#> list(Surv(ttdeath, death_cr), age, grade)
#> attr(,"factors")
#> age grade
#> Surv(ttdeath, death_cr) 0 0
#> age 1 0
#> grade 0 1
#> attr(,"term.labels")
#> [1] "age" "grade"
#> attr(,"order")
#> [1] 1 1
#> attr(,"intercept")
#> [1] 1
#> attr(,"response")
#> [1] 1
#> attr(,".Environment")
#> <environment: 0x5616a05625e0>