Remedy the Violation of the Proportional Hazards Assumption of Cox Regression R package cox.rvph version 0.1.1 Remedying proportional hazards assumption violations of a Cox proportional hazards model using stepwise changepoint and time-varying coefficient methods based on Cox (1972) <doi:10.1111/j.2517-6161.1972.tb00899.x> and Grambsch and Therneau (1994) <doi:10.1093/biomet/81.3.515>. Software Imports: survival Suggests: KMsurv Hamin Kim <siru9170@naver.com> Comprehensive R Archive Network (CRAN) Hamin Kim [aut, cre] MIT + file LICENSE (https://CRAN.R-project.org/package=cox.rvph/LICENSE) 2026-06-09 application/tgz https://CRAN.R-project.org/package=cox.rvph doi:10.32614/CRAN.package.cox.rvph