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swCRTdesign includes functions for the design and analysis of stepped wedge cluster randomized trials.
You can install the development version of swCRTdesign like so:
# install.packages("devtools")
devtools::install_github("jphughes9/swCRTdesign")This is a basic example which shows you how find the power of a SW trial with 24 clusters and 5 periods
library(swCRTdesign)
swPwr(swDsn(c(6,6,6,6)), distn="binomial",
n=120, mu0=0.05, mu1=0.035, tau=0.01, eta=0, rho=0, gamma=0, alpha=0.05, retDATA=FALSE)
#> Warning in swPwr(swDsn(c(6, 6, 6, 6)), distn = "binomial", n = 120, mu0 = 0.05,
#> : Cross-sectional design assumed
#> treatment.1
#> 0.7861896#You’ll still need to render README.Rmd regularly, to
keep README.md up-to-date.
#devtools::build_readme() is handy for this.
#In that case, don’t forget to commit and push the resulting figure files, so they #display on GitHub and CRAN.
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.
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