Changelog

DTEAssurance 1.1.1

• Added update_priors() to update elicited prior distributions using interim data.
• Added BPP_func() for computing the Bayesian predictive probability (BPP) from posterior samples.
• Added calibrate_BPP_timing() to determine the optimal timing for BPP-based futility looks.
• Added calibrate_BPP_threshold() to calibrate the BPP threshold for futility decisions.
• Renamed calc_dte_assurance_interim() to calc_dte_assurance_adaptive() for consistency in adaptive design terminology.
• Renamed assurance_interim_shiny_app() to assurance_adaptive_shiny_app().
• Expanded functionality and UI elements in assurance_adaptive_shiny_app().

DTEAssurance 1.0.1

CRAN release: 2025-10-24

• Fixed a bug in calc_dte_assurance() affecting certain parameter configurations.

DTEAssurance 1.0.0

CRAN release: 2025-10-14

• Initial CRAN release.
• Added support for delayed treatment effects using elicited prior distributions.
• Introduced calc_dte_assurance() for fixed designs.
• Introduced calc_dte_assurance_interim() for group sequential designs.
• Added interactive Shiny applications for both design types.
• Included vignettes and a pkgdown site for documentation.