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seqmon (version 2.5)

sequential.design: The sequential design class

Description

The S4 sequential design class

Usage

sequential.design(...)

Value

an object of the class "sequential.design"

Arguments

...

Additional arguments passed to the methods.

Author

David A. Schoendfeld, PhD and Hui Zheng, PhD

Details

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

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

Run this code
design1<-sequential.design()

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