Spaghetti Plot

Shows individual patient trajectories over time with an optional group-level smoother.

Usage

plot_spaghetti(df, x, y, group, colour = NULL, smoother = TRUE, title = NULL)

Arguments

df

Data frame.

x

Character. Column name for x-axis (numeric, e.g., days).

y

Character. Column name for y-axis (numeric).

group

Character. Column name for grouping (e.g., "pat_id").

colour

Character. Column name for colour aesthetic. Default NULL.

smoother

Logical. Add group-level LOESS smoother. Default TRUE.

title

Character. Plot title. Default NULL.

Value

A ggplot2 object.

Examples

if (FALSE) { # \dontrun{
plot_spaghetti(df, x = "days_post_trauma", y = "csa",
               group = "pat_id", colour = "phase")
} # }