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r r-grid forest-plots

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February 4, 2026 Score: 3 Rep: 11,938 Quality: Medium Completeness: 80%

You could pass your own makeci function e.g. makeci2 to forest in the argument fn_ci. Arrows are drawn here, so you can omit arrow in this linesGrob.

# install.packages("forestploter")
library(forestploter)
library(grid)
df
February 4, 2026 Score: 3 Rep: 36,640 Quality: Medium Completeness: 80%

As @lailaps pointed out, the forest() function calls makecistatic() to draw the confidence interval (CI). makecistatic is a non-exported function from the package. You can use ::: to access its source code, and find where it draws the arrowhead when CI is outside the plot limit:

forestploter:::makecistatic

function(est, lower, upper, pch, size = 1, gp = gpar(), theight = NULL, 


         xlim = c(0, 1), nudge_y = 0) {


 ...

#

 lng