Analysis of Proportional Hazards Model with Sparse Longitudinal Covariates R package SurvLong version 1.5 CRAN Task View: Survival (https://CRAN.R-project.org/view=Survival) Provides kernel weighting methods for estimation of proportional hazards models with intermittently observed longitudinal covariates. Cao H., Churpek M. M., Zeng D., and Fine J. P. (2015) <doi:10.1080/01621459.2014.957289>. Software Depends: R (>= 4.1.0) Imports: stats Shannon T. Holloway <shannon.t.holloway@gmail.com> Comprehensive R Archive Network (CRAN) Hongyuan Cao [aut], Mathew M. Churpek [aut], Donglin Zeng [aut], Jason P. Fine [aut], Shannon T. Holloway [aut, cre] GPL-2 2025-05-04 application/tgz https://CRAN.R-project.org/package=SurvLong doi:10.32614/CRAN.package.SurvLong