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SurrogateSeq: Group Sequential Testing of a Treatment Effect Using a Surrogate Marker

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://laylaparast.com/home/SurrogateSeq.html>.

Version: 1.0
Depends: R (≥ 3.5.0)
Imports: stats, MASS, ggplot2
Published: 2025-01-24
DOI: 10.32614/CRAN.package.SurrogateSeq
Author: Layla Parast [aut, cre], Jay Bartroff [aut]
Maintainer: Layla Parast <parast at austin.utexas.edu>
License: GPL-2 | GPL-3 [expanded from: GPL]
NeedsCompilation: no
CRAN checks: SurrogateSeq results

Documentation:

Reference manual: SurrogateSeq.pdf

Downloads:

Package source: SurrogateSeq_1.0.tar.gz
Windows binaries: r-devel: SurrogateSeq_1.0.zip, r-release: SurrogateSeq_1.0.zip, r-oldrel: SurrogateSeq_1.0.zip
macOS binaries: r-release (arm64): SurrogateSeq_1.0.tgz, r-oldrel (arm64): not available, r-release (x86_64): SurrogateSeq_1.0.tgz, r-oldrel (x86_64): not available

Linking:

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These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.