Plot confidence interval polygon for KM curve — plot_km_confint_polygon • weightedsurv

Plots a shaded polygon representing the confidence interval for a Kaplan-Meier survival curve.

Usage

plot_km_confint_polygon(x, surv, se, conf_level, col)

Arguments

x: Numeric vector of time points.
surv: Numeric vector of survival probabilities.
se: Numeric vector of standard errors of survival probabilities.
conf_level: Numeric; confidence level for interval (default 0.95).
col: Color for the polygon.

Value

Invisibly returns NULL. Used for plotting side effects.