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intsurv

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The {intsurv} R package contains implementations of

  • integrative Cox model with uncertain event times (Wang et al., 2020)
  • regularized Cox cure rate model with uncertain event status (Wang et al., 2023)

and other survival analysis routines, including

  • Cox cure rate model
  • regularized Cox cure rate model with elastic net penalty

Installation

Install from CRAN by running:

install.packages("intsurv")

Usage

For examples and detailed documentation, check:

References

  • Wang, W., Aseltine, R. H., Chen, K., & Yan, J. (2020). Integrative Survival Analysis with Uncertain Event Times in Application to A Suicide Risk Study. Annals of Applied Statistics, 14(1), 51--73.
  • Wang, W., Luo, C., Aseltine, R. H., Wang, F., Yan, J., & Chen, K. (2023). Survival Modeling of Suicide Risk with Rare and Uncertain Diagnoses. Statistics in Biosciences, 17(1), 35--61.

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Version

Install

install.packages('intsurv')

Monthly Downloads

820

Version

0.3.0

License

GPL (>= 3)

Issues

Pull Requests

Stars

Forks

Maintainer

Wenjie Wang

Last Published

September 29th, 2025

Functions in intsurv (0.3.0)

iCoxph.control

Auxiliary for Controlling iCoxph Fitting
summary.cox_cure

Summary of a Fitted Model
summary.iCoxph-class

An S4 Class to Represent Summary of a fitted integrative Cox model
iCoxph-class

An S4 Class to Represent a Fitted Integrative Cox Model
summary,iCoxph-method

Summary of a Fitted Model
BIC.cox_cure_net

Bayesian Information Criterion (BIC)
coef.cox_cure

Estimated Covariate Coefficients
coef.cox_cure_net

Estimated Covariate Coefficients
cIndex

Concordance Index
cox_cure

Cox Cure Rate Model
coef,iCoxph-method

Estimated Covariates Coefficients
Survi-class

An S4 Class Representing Formula Response
BIC.cox_cure

Bayesian Information Criterion (BIC)
Survi

Formula Response for Survival Data With Uncertain Event Times
bootSe

Standard Error Estimates through Bootstrap
cox_cure_net

Regularied Cox Cure Rate Model with Elastic-Net Penalty
simData4iCoxph

Simulated Survival Data with Uncertain Records
iCoxph

Integrative Cox Model for Uncertain Event Times
iCoxph.start

Auxiliary for Starting iCoxph Fitting
intsurv

Integrative Survival Modeling
show-method

Show Methods
simData4cure

Simulate Data from Cox Cure Model with Uncertain Event Status