ldbounds: Lan-DeMets Method for Group Sequential Boundaries

Computations related to group sequential boundaries. Includes calculation of bounds using the Lan-DeMets alpha spending function approach. Based on FORTRAN program ld98 implemented by Reboussin, et al. (2000) <doi:10.1016/s0197-2456(00)00057-x>.

Version:	2.0.2
Imports:	graphics, stats
Suggests:	R.rsp
Published:	2023-12-02
DOI:	10.32614/CRAN.package.ldbounds
Author:	Charlie Casper, Thomas Cook and Oscar A. Perez. Based on FORTRAN program ld98.
Maintainer:	Charlie Casper <charlie.casper at hsc.utah.edu>
License:	GPL-2 | GPL-3 [expanded from: GPL (≥ 2)]
NeedsCompilation:	no
Materials:	NEWS
In views:	ClinicalTrials
CRAN checks:	ldbounds results

Documentation:

Reference manual:	ldbounds.html , ldbounds.pdf
Vignettes:	An R Package for Group Sequential Boundaries Using Alpha Spending Functions (source)

Downloads:

Package source:	ldbounds_2.0.2.tar.gz
Windows binaries:	r-devel: ldbounds_2.0.2.zip, r-release: ldbounds_2.0.2.zip, r-oldrel: ldbounds_2.0.2.zip
macOS binaries:	r-release (arm64): ldbounds_2.0.2.tgz, r-oldrel (arm64): ldbounds_2.0.2.tgz, r-release (x86_64): ldbounds_2.0.2.tgz, r-oldrel (x86_64): ldbounds_2.0.2.tgz
Old sources:	ldbounds archive

Reverse dependencies:

Reverse imports:	gsrsb, triggerstrategy
Reverse suggests:	SimNPH

Linking:

Please use the canonical form https://CRAN.R-project.org/package=ldbounds to link to this page.