Add legends to KM plot — add_legends • weightedsurv

Adds legends for Cox model, log-rank test, and arms to a Kaplan-Meier plot.

Usage

add_legends(
  dfcount,
  show.cox,
  cox.cex,
  put.legend.cox,
  show.logrank,
  logrank.cex,
  put.legend.lr,
  show_arm_legend,
  arms,
  col.1,
  col.0,
  ltys,
  lwds,
  arm.cex,
  put.legend.arms
)

Arguments

dfcount: List with results, typically output from a survival analysis function. Should contain elements such as cox_results, z.score, and zlogrank_text.
show.cox: Logical; show Cox legend.
cox.cex: Numeric; Cox legend size.
put.legend.cox: Character; Cox legend position (e.g., "topright").
show.logrank: Logical; show logrank legend.
logrank.cex: Numeric; logrank legend size.
put.legend.lr: Character; logrank legend position (e.g., "topleft").
show_arm_legend: Logical; show arm legend.
arms: Character vector of arm labels.
col.1: Color for group 1.
col.0: Color for group 0.
ltys: Line types.
lwds: Line widths.
arm.cex: Numeric; arm legend size.
put.legend.arms: Character; arm legend position (e.g., "left").

Value

Invisibly returns NULL. Used for plotting side effects.