Funnel Plot for MR Analysis — plot_funnel • MRcare

Creates a funnel plot to visualize potential pleiotropy in MR analysis

Usage

plot_funnel(
  care_results,
  highlight_invalid = TRUE,
  xlab = "MR estimate",
  ylab = "Precision (1/SE)",
  title = "MR Funnel Plot",
  colors = NULL
)

Arguments

care_results: Results object from mr_care function
highlight_invalid: Whether to highlight invalid instruments. Default is TRUE
xlab: X-axis label. Default is "MR estimate"
ylab: Y-axis label. Default is "Precision (1/SE)"
title: Plot title. Default is "MR Funnel Plot"
colors: Vector of colors for valid and invalid instruments. Default is NULL (uses preset colors)

Value

A ggplot2 object

Examples

if (FALSE) { # \dontrun{
results <- mr_care(exposure_data, outcome_data)
plot_funnel(results)
} # }