sequential.design {seqmon}

The sequential design class

Description

The S4 sequential design class

Usage

sequential.design(...)

Arguments

...

Additional arguments passed to the methods.

Details

The sequential design class stores the information of a sequential design, including revision history.

Value

an object of the class "sequential.design"

Author(s)

David A. Schoendfeld, PhD and Hui Zheng, PhD

References

Proschan, MA; Lan, KKG; Wittes JT,"Statistical Monitoring of Clinical Trials: A Unified Approach", Chapter 6, Springer 2006.

Schoenfeld DA, "A Simple Algorithm for Designing Group Sequential Clinical Trials", Biometrics. 2001 Sep;57(3):972-4.

Examples

design1<-sequential.design()