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DelayedEffect.Design

1.1.3Package record

Sample Size and Power Calculations using the APPLE, SEPPLE, APPLE+ and SEPPLE+ Methods

0packages depend
2.6Kdownloads / year
–test coverage
11/13flavors OK

Overview

About

Provides sample size and power calculations when the treatment time-lag effect is present and the lag duration is either homogeneous across the individual subject, or varies heterogeneously from individual to individual within a certain domain and following a specific pattern. The methods used are described in Xu, Z., Zhen, B., Park, Y., & Zhu, B. (2017) doi:10.1002/sim.7157.

Install

Health

CRAN checks
2NOTE11OK
Check messages
NOTECRAN incoming feasibilityr-devel-linux-x86_64-debian-clang, r-devel-linux-x86_64-debian-gcc
Maintainer: ‘Bill Wheeler <wheelerb@imsweb.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: c(person(given = "Zhenzhen",
                      family = "Xu",
                      role = "aut",
                      email = "Zhenzhen.Xu@fda.hhs.gov"),
               person(given = "Boguang",
                      family = "Zhen",
                      role = "aut",
                      email = "Boguang.Zhen@fda.hhs.gov"),
               person(given = "Yongsoek",
                      family = "Park",
                      role = "aut",
                      email = "yongpark@pitt.edu"),
               person(given = "Bin",
                      family = "Zhu",
                      role = "aut",
                      email = "bin.zhu@nih.gov"),
               person(given = "Bill",
                      family = "Wheeler",
                      role = "cre",
                      email = "wheelerb@imsweb.com"))
as necessary.

CRAN check page ↗

Slowest check: 2.0 min · r-devel-windows-x86_64
Status changes
  • NOTE11 OK, 2 NOTENow
  • NOTE12 OK, 2 NOTE2026-03-10
Advisories

none known

Documentation

In release 1.1.3
READMENoVignettesNoNEWSNoCitation fileNoWebsitenot declared in DESCRIPTION
Help pages
14includes a package overview page
Examples that run
100%13 run in a plain check
Exported functions with examples
100%
Documented parameters
100%
Return-value docs
100%
Help pages citing references
93%

Downloads

2.6K
CRAN downloads in the past year
Rank #20,106 · ~7/day · ~220/mo
Daily download trend is not available in this view yet.
24030 days
66690 days
2.6K1 year
Compare downloads with other packages →
Also on358 r2u13 autocran

Dependencies

Declared dependencies
0 external dependencies (excludes base and recommended)

Installing DelayedEffect.Design adds no packages beyond those that come with R.

Depends (1)
R >= 3.5
Imports (0)
none
LinkingTo (0)
none
Suggests (0)
none
Enhances (0)
none
Reverse dependencies
0direct
0indirect

Nothing depends on this yet.

Datasets

People & History

People (from the free-text Author field) (4)

Maintainer since 1.1.2 (2022), previously Zhenzhen Xu (0.0.4)

Releases (3)

Pick two releases to compare their code metrics.

  • R
    R 4.6.0 released · 2026-04-24
  • R
    R 4.5.0 released · 2025-04-11
  • R
    R 4.4.0 released · 2024-04-24
  • 1.1.3Latest
    record
    2023-08-21 · current release · diff ↗
  • R
    R 4.3.0 released · 2023-04-21
  • 1.1.2
    record
    2022-12-01 · diff ↗ ·
    added 7 exports
    pow.APPLE.plus, pow.SEPPLE.plus, pow.sim.logrk.random.DE, N.APPLE.plus, HR.APPLE.plus, pow.SEPPLE.random.DE, GPW.logrank
  • R
    R 4.2.0 released · 2022-04-22
  • R
    R 4.1.0 released · 2021-05-18
  • R
    R 4.0.0 released · 2020-04-24
  • R
    R 3.6.0 released · 2019-04-26
  • R
    R 3.5.0 released · 2018-04-23
  • 0.0.4
    record
    2017-09-01
  • R
    R 3.4.0 released · 2017-04-21

Package metadata

First published
2017-09-01
Total releases
3 / 9 yrs
License
GPL-2 OSI
Minimum R
≥ 3.5
Bundled data
8.1 KB / 1 file
Download size
21 KB

Cite

Cite this package

Run in R for the authors' preferred citation:

citation("DelayedEffect.Design")

Cite the R Observatory

For a number measured here: a download total, a coverage figure, an archival date.

APA

Balamuta, J. J. (2026). R Observatory: Metrics for DelayedEffect.Design version 1.1.3 [Data set]. HJJB, LLC. Data release v2026-10-26. https://doi.org/10.5281/zenodo.21843040

From data release v2026-10-26, which the citation names so these numbers can be found later. More on citing and the projects behind them.

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