add_confidence_interval: Add Confidence Interval

In ggsurvfit: Flexible Time-to-Event Figures

Add Confidence Interval

Description

Add a confidence interval represented by either a ribbon or lines.

Usage

add_confidence_interval(type = c("ribbon", "lines"), ...)

Arguments

type	string indicating the type of confidence interval to draw. Must be one of c("ribbon", "lines")
...	arguments pass to geom. type = 'ribbon': Defaults are ggplot2::geom_ribbon(alpha = 0.2, color = NA, ...) type = 'lines': Defaults are ggplot2::geom_step(linetype = "dashed", na.rm = TRUE, ...)

Value

a ggplot2 figure

See Also

Visit the gallery for examples modifying the default figures

Examples

survfit2(Surv(time, status) ~ sex, data = df_lung) %>%
  ggsurvfit() +
  add_confidence_interval() +
  scale_ggsurvfit()

survfit2(Surv(time, status) ~ 1, data = df_lung) %>%
  ggsurvfit() +
  add_confidence_interval(type = "lines") +
  scale_ggsurvfit()

ggsurvfit documentation built on Nov. 2, 2023, 5:33 p.m.