| gsDesign::ConditionalErrorSpending | Conditional error spending functions | HTML | source | R code | |
| gsDesign::ConditionalPowerPlot | Conditional power and conditional error | HTML | source | R code | |
| gsDesign::GentleIntroductionToGSD | A gentle introduction to group sequential design | HTML | source | R code | |
| gsDesign::GraphicalMultiplicity | Graphical testing for group sequential design | HTML | source | ||
| gsDesign::HarmBound | Futility and harm bounds for overall survival monitoring | HTML | source | R code | |
| gsDesign::MultiSeasonRareEvents | Multi-season studies for rare events | HTML | source | R code | |
| gsDesign::PoissonMixtureModel | A cure model calendar-based design | HTML | source | R code | |
| gsDesign::SelectiveBoundTesting | Selective bound testing at interim analyses | HTML | source | R code | |
| gsDesign::SeqDesignSurvival | Reproducing SAS PROC SEQDESIGN survival designs in gsDesign | HTML | source | R code | |
| gsDesign::SpendingFunctionOverview | Spending function overview | HTML | source | R code | |
| gsDesign::SurvivalOverview | Overview of survival endpoint design | HTML | source | R code | |
| gsDesign::VaccineEfficacy | Vaccine efficacy trial design | HTML | source | R code | |
| gsDesign::binomialSPRTExample | Binomial SPRT | HTML | source | R code | |
| gsDesign::binomialTwoSample | Binomial two arm trial design and analysis | HTML | source | R code | |
| gsDesign::gsDesignPackageOverview | gsDesign package overview | HTML | source | R code | |
| gsDesign::gsSurvBasicExamples | Basic time-to-event group sequential design using gsSurv | HTML | source | R code | |
| gsDesign::gsSurvPower | Power Computation for Group Sequential Survival Designs | HTML | source | R code | |
| gsDesign::hGraph | Multiplicity graphs | HTML | source | ||
| gsDesign::nNormal | Two-sample normal sample size | HTML | source | R code | |
| gsDesign::toInteger | Integer sample size and event counts | HTML | source | R code |