Functions for tidycuminc objects

# S3 method for tidycuminc
model.frame(formula, ...)

# S3 method for tidycuminc
model.matrix(object, ...)

Arguments

formula: a formula
...: not used
object: a tidycuminc object

Value

a model frame, or model matrix

Examples

fit <- cuminc(Surv(ttdeath, death_cr) ~ trt, trial)

model.matrix(fit) %>% head()
#>   trtDrug B
#> 1         0
#> 2         1
#> 3         0
#> 4         0
#> 5         0
#> 6         1

model.frame(fit) %>% head()
#>    Surv(ttdeath, death_cr)    trt
#> 1                   24.00+ Drug A
#> 2                   24.00+ Drug B
#> 3                   24.00+ Drug A
#> 4 17.64:death other causes Drug A
#> 5 16.43:death other causes Drug A
#> 6  15.64:death from cancer Drug B