plot_km_curves_counting: Plot KM curves for two groups with optional confidence...

In weightedsurv: Survival Analysis with Subject-Specific (Case Weights) and Time-Dependent Weighting

Plot KM curves for two groups with optional confidence intervals and censoring marks

Description

Plots Kaplan-Meier survival curves for two groups, with options for confidence intervals and censoring marks.

Usage

plot_km_curves_counting(
  at_points,
  S0.KM,
  idx0,
  idv0,
  S1.KM,
  idx1,
  idv1,
  col.0,
  col.1,
  ltys,
  lwds,
  Xlab,
  Ylab,
  ylim,
  xlim,
  show.ticks = FALSE,
  cens0 = NULL,
  risk.points,
  risk.points.label,
  cens1 = NULL,
  se0.KM = NULL,
  se1.KM = NULL,
  conf.int = FALSE,
  conf_level = 0.95,
  censor.cex = 1,
  time.zero = 0,
  tpoints.add = c(0),
  ...
)

Arguments

at_points	Numeric vector of time points for plotting.
S0.KM	Numeric vector of survival probabilities for group 0.
idx0	Indices for censoring in group 0.
idv0	Indices for events in group 0.
S1.KM	Numeric vector of survival probabilities for group 1.
idx1	Indices for censoring in group 1.
idv1	Indices for events in group 1.
col.0	Color for group 0.
col.1	Color for group 1.
ltys	Line types for groups.
lwds	Line widths for groups.
Xlab	X-axis label.
Ylab	Y-axis label.
ylim	Y-axis limits.
xlim	X-axis limits.
show.ticks	Logical; show censoring marks (default FALSE).
cens0	Numeric vector of censoring times for group 0.
risk.points	Numeric vector of risk time points.
risk.points.label	Character vector of labels for risk time points.
cens1	Numeric vector of censoring times for group 1.
se0.KM	Numeric vector of standard errors for group 0.
se1.KM	Numeric vector of standard errors for group 1.
conf.int	Logical; show confidence intervals (default FALSE).
conf_level	Confidence level (default 0.95).
censor.cex	Numeric; censoring mark size (default 1.0).
time.zero	Numeric; time zero value for risk table alignment (default 0).
tpoints.add	Numeric vector; additional time points to include (default c(0)).
...	Additional arguments to plot.

Value

Invisibly returns NULL. Used for plotting side effects.

weightedsurv documentation built on Dec. 23, 2025, 1:07 a.m.