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SampleSize4ClinicalTrials  

Sample Size Calculation for the Comparison of Means or Proportions in Phase III Clinical Trials
View on CRAN: Click here


Download and install SampleSize4ClinicalTrials package within the R console
Install from CRAN:
install.packages("SampleSize4ClinicalTrials")

Install from Github:
library("remotes")
install_github("cran/SampleSize4ClinicalTrials")

Install by package version:
library("remotes")
install_version("SampleSize4ClinicalTrials", "0.2.3")



Attach the package and use:
library("SampleSize4ClinicalTrials")
Maintained by
Hongchao Qi
[Scholar Profile | Author Map]
All associated links for this package
First Published: 2017-09-17
Latest Update: 2021-01-09
Description:
There are four categories of Phase III clinical trials according to different research goals, including (1) Testing for equality, (2) Superiority trial, (3) Non-inferiority trial, and (4) Equivalence trial. This package aims to help researchers to calculate sample size when comparing means or proportions in Phase III clinical trials with different research goals.
How to cite:
Hongchao Qi (2017). SampleSize4ClinicalTrials: Sample Size Calculation for the Comparison of Means or Proportions in Phase III Clinical Trials. R package version 0.2.3, https://cran.r-project.org/web/packages/SampleSize4ClinicalTrials. Accessed 26 Aug. 2026.
Previous versions and publish date:
(2026-07-09 08:25), 0.1.0 (2017-09-17 18:29), 0.1.1 (2019-09-20 11:30), 0.1.2 (2020-01-31 23:30), 0.2.1 (2020-02-27 11:30), 0.2.2 (2020-03-25 15:20)
Other packages that cited SampleSize4ClinicalTrials R package
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Other R packages that SampleSize4ClinicalTrials depends, imports, suggests or enhances
Complete documentation for SampleSize4ClinicalTrials
Functions, R codes and Examples using the SampleSize4ClinicalTrials R package
Some associated functions: SampleSize4ClinicalTrials . ssc_meancomp . ssc_propcomp . 
Some associated R codes: manual_namespace_gen.R . ssc_meancomp.R . ssc_propcomp.R .  Full SampleSize4ClinicalTrials package functions and examples
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