| as_gt | Convert a summary table object to a gt object |
| as_rtf | Save a summary table object as an RTF file |
| as_table | Create a summary table |
| checkScalar | Utility functions to verify variable properties |
| eEvents | Expected number of events for a time-to-event study |
| gsBinomialExact | One-Sample Binomial Routines |
| gsBound | Boundary derivation - low level |
| gsBoundCP | Conditional Power at Interim Boundaries |
| gsBoundSummary | Bound Summary and Z-transformations |
| gsCP | Conditional and Predictive Power, Overall and Conditional... |
| gsDensity | Group sequential design interim density function |
| gsDesign | Design Derivation |
| gsDesign-package | gsDesign: Group Sequential Design |
| gsProbability | Boundary Crossing Probabilities |
| gsSurvCalendar | Time-to-event endpoint design with calendar timing of... |
| hGraph | Create multiplicity graphs using ggplot2 |
| nNormal | Normal distribution sample size (2-sample) |
| normalGrid | Normal Density Grid |
| nSurv | Advanced time-to-event sample size calculation |
| nSurvival | Time-to-event sample size calculation (Lachin-Foulkes) |
| pipe | Pipe operator |
| plot.gsDesign | Plots for group sequential designs |
| sequentiaPValue | Sequential p-value computation |
| sfDistribution | Two-parameter Spending Function Families |
| sfExponential | Exponential Spending Function |
| sfHSD | Hwang-Shih-DeCani Spending Function |
| sfLDOF | Lan-DeMets Spending function overview |
| sfLinear | Piecewise Linear and Step Function Spending Functions |
| sfPoints | Pointwise Spending Function |
| sfPower | Kim-DeMets (power) Spending Function |
| sfSpecial | Truncated, trimmed and gapped spending functions |
| sfTDist | t-distribution Spending Function |
| sfXG | Xi and Gallo conditional error spending functions |
| spendingFunction | Spending Function |
| ssrCP | Sample size re-estimation based on conditional power |
| toBinomialExact | Translate survival design bounds to exact binomial bounds |
| toInteger | Translate group sequential design to integer events (survival... |
| varBinomial | Testing, Confidence Intervals, Sample Size and Power for... |
| xtable | xtable |
