Tidyverse-Compatible Fragility Index Calculations R package FragiliTidy version 0.1.0 Provides optimized, Tidyverse-compatible functions for calculating the Fragility Index and Reverse Fragility Index for 2x2 contingency tables from clinical trials. Uses customized hypergeometric and algebraic calculations along with binary search algorithms to achieve substantial speedups over standard implementations, with seamless integration into 'dplyr' pipelines. Software Imports: dplyr, purrr, rlang, tibble, stats Suggests: testthat (>= 3.0.0), knitr, rmarkdown Tom Drake <t.drake@ed.ac.uk> Comprehensive R Archive Network (CRAN) Tom Drake [aut, cre] GPL-3 2026-06-25 application/tgz https://CRAN.R-project.org/package=FragiliTidy doi:10.32614/CRAN.package.FragiliTidy