Schoenfeld residuals + PH-assumption test. — morie_survival

Wraps survival::cox.zph() (scaled Schoenfeld residuals).

Usage

morie_survival_schoenfeld(cox_result)

Arguments

cox_result: Object returned by morie_survival_cox().

Value

A named list with elements residuals, scaled, zph_table.

Examples

set.seed(1)
df <- data.frame(t = rexp(60), e = rbinom(60, 1, 0.7),
                 x1 = rnorm(60), x2 = rnorm(60))
fit <- morie_survival_cox(df, "t", "e", c("x1", "x2"))
str(morie_survival_schoenfeld(fit), max.level = 1)
#> List of 3
#>  $ residuals: num [1:47, 1:2] 1.855 -1.034 -0.198 -0.209 -0.662 ...
#>   ..- attr(*, "dimnames")=List of 2
#>  $ scaled   : num [1:47, 1:2] 2.526 -1.825 -0.587 -0.61 -1.295 ...
#>   ..- attr(*, "dimnames")=List of 2
#>  $ zph_table:'data.frame':	3 obs. of  3 variables: