Estimate one or two cutpoints of a metric or ordinal-scaled variable in the multivariable context of survival data or time-to-event data. Visualise the cutpoint estimation process using contour plots, index plots, and spline plots. It is also possible to estimate cutpoints based on the assumption of a U-shaped or inverted U-shaped relationship between the predictor and the hazard ratio. Govindarajulu, U., and Tarpey, T. (2022) <doi:10.1080/02664763.2020.1846690>.
| Version: | 1.0.0 | 
| Depends: | R (≥ 3.5) | 
| Imports: | graphics, magrittr, plotly, RcppAlgos, stats, survival, utils | 
| Suggests: | testthat (≥ 3.0.0) | 
| Published: | 2025-05-09 | 
| DOI: | 10.32614/CRAN.package.cutpoint | 
| Author: | Jan Porthun | 
| Maintainer: | Jan Porthun <jan.porthun at ntnu.no> | 
| BugReports: | https://github.com/jan-por/cutpoint/issues | 
| License: | MIT + file LICENSE | 
| URL: | https://github.com/jan-por/cutpoint | 
| NeedsCompilation: | no | 
| Language: | en-GB | 
| Citation: | cutpoint citation info | 
| Materials: | README | 
| CRAN checks: | cutpoint results | 
| Reference manual: | cutpoint.html , cutpoint.pdf | 
| Package source: | cutpoint_1.0.0.tar.gz | 
| Windows binaries: | r-devel: cutpoint_1.0.0.zip, r-release: cutpoint_1.0.0.zip, r-oldrel: cutpoint_1.0.0.zip | 
| macOS binaries: | r-release (arm64): cutpoint_1.0.0.tgz, r-oldrel (arm64): cutpoint_1.0.0.tgz, r-release (x86_64): cutpoint_1.0.0.tgz, r-oldrel (x86_64): cutpoint_1.0.0.tgz | 
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