swdpwr

The software swdpwr includes a SAS macro and an R package to calculate power in stepped wedge designs with various settings of both continuous and binary outcomes.

• Manuscript: swdpwr: A SAS Macro and An R Package for Power Calculation in Stepped Wedge Cluster Randomized Trials. Computer Methods and Programs in Biomedicine, Submitted. By Jiachen Chen, Xin Zhou, Fan Li, and Donna Spiegelman.
• R package: swdpwr
• R documentation
• The R package swdpwr is available on CRAN at: https://cran.r-project.org/web/packages/swdpwr/index.html
• The Shiny app for the swdpwr can be accessed at: https://jiachenchen322.shinyapps.io/swdpwr_shinyapp/
• SAS macro
• The executive file for the SAS macro can be downloaded from: https://github.com/jiachenchen322/swdpwr/blob/main/README.md
• General manual for the software

Please contact Jiachen Chen (jiachen.chen@yale.edu) if you encounter any problems or have comments on this software.