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SurrogateSeq

Group Sequential Testing of a Treatment Effect Using a Surrogate Marker

v1.1 · Jan 7, 2026 · GPL

Description

Provides functions to implement group sequential procedures that allow for early stopping to declare efficacy using a surrogate marker and the possibility of futility stopping. More details are available in: Parast, L. and Bartroff, J (2024) <doi:10.1093/biomtc/ujae108>. A tutorial for this package can be found at <https://www.laylaparast.com/surrogateseq>. A Shiny App implementing the methods can be found at <https://parastlab.shinyapps.io/SurrogateSeqApp/>.

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OK 14 OK · 0 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 10, 2026

Dependency Network

Dependencies Reverse dependencies MASS ggplot2 SurrogateSeq

Version History

3 tracked
new 1.1 Mar 10, 2026
updated 1.1 ← 1.0 diff Jan 7, 2026
new 1.0 Jan 23, 2025