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A program for computing sequential boundaries

by David Schoenfeld, Ph. D.
Questions regarding this item should be sent to David Schoenfeld.

Gen.m is an m-file (Matlab/Octave) for for computing sequential boundaries, as descibed in the paper "A Simple Algorithm for Designing Group Sequential Clinical Trials" (Schoenfeld, Biometrics 57, 972-974; September 2001). If you have Matlab download gen.m, gen.m can also be run under Octave a public domain m-file interpreter which can be downloaded from the URL below. In addition sequential.zip contains a compiled version of gen.m which runs on the command line.