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YPInterimTesting

Interim Monitoring Using Adaptively Weighted Log-Rank Test in Clinical Trials

v1.0.3 · Jun 7, 2019 · GPL (>= 3)

Description

For any spending function specified by the user, this package provides corresponding boundaries for interim testing using the adaptively weighted log-rank test developed by Yang and Prentice (2010 <doi:10.1111/j.1541-0420.2009.01243.x>). The package uses a re-sampling method to obtain stopping boundaries at the interim looks.The output consists of stopping boundaries and observed values of the test statistics at the interim looks, along with nominal p-values defined as the probability of the test exceeding the specific observed test statistic value or critical value, regardless of the test behavior at other looks. The asymptotic validity of the stopping boundaries is established in Yang (2018 <doi:10.1002/sim.7958>).

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Maintainer: ‘Daewoo Pak <heavyrain.pak@gmail.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: c(person(given = "Daewoo",
                      family = "Pak",
                      role = c("aut", "cre"),
                      email = "heavyrain.pak@gmail.com"),
               person(given = "Song",
                      family = "Yang",
                      role = "aut"))
as necessary.
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CRAN incoming feasibility

Maintainer: ‘Daewoo Pak <heavyrain.pak@gmail.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: c(person(given = "Daewoo",
                      family = "Pak",
                      role = c("aut", "cre"),
                      email = "heavyrain.pak@gmail.com"),
               person(given = "Song",
                      family = "Yang",
                      role = "aut"))
as necessary.
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NOTE 12 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 9, 2026
NOTE r-devel-linux-x86_64-debian-clang

CRAN incoming feasibility

Maintainer: ‘Daewoo Pak <heavyrain.pak@gmail.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: c(person(given = "Daewoo",
                      family = "Pak",
                      role = c("aut", "cre"),
                      email = "heavyrain.pak@gmail.com"),
               person(given = "Song",
                      family = "Yang",
                      role = "aut"))
as necessary.
NOTE r-devel-linux-x86_64-debian-gcc

CRAN incoming feasibility

Maintainer: ‘Daewoo Pak <heavyrain.pak@gmail.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: c(person(given = "Daewoo",
                      family = "Pak",
                      role = c("aut", "cre"),
                      email = "heavyrain.pak@gmail.com"),
               person(given = "Song",
                      family = "Yang",
                      role = "aut"))
as necessary.

Dependency Network

Dependencies Reverse dependencies Rcpp MASS YPInterimTesting

Version History

new 1.0.3 Mar 9, 2026