Performs LASSO variable selection using Cox regression.
Usage
lasso_selection(
df,
confounders.name,
outcome.name,
event.name,
seedit = 8316951
)
Arguments
- df
Data frame.
- confounders.name
Character vector of confounder names.
- outcome.name
Character. Name of outcome variable.
- event.name
Character. Name of event indicator variable.
- seedit
Integer. Random seed.
Value
List with selected, omitted variables, coefficients, lambda, and fits.