Create a variable importance plot for a survreg model — importance.survreg • tornado

Create a variable importance plot for a survreg model

Usage

# S3 method for class 'survreg'
importance(model_final, model_data, dict = NA, nperm = 500, ...)

Arguments

model_final: a model object
model_data: the data used to fit the model
dict: a plotting dictionary for models terms
nperm: the number of permutations used to calculate the importance
...: arguments passed to other methods

Value

an object of type importance_plot

type: the type of importance plot
data: the importance data required for the plot

See also

Examples

model_final <- survival::survreg(survival::Surv(futime, fustat) ~ ecog.ps*rx + age,
                       data = survival::ovarian,
                       dist = "weibull")
imp <- importance(model_final, survival::ovarian, nperm = 50)
plot(imp)