Program S1 - A Practical Simulation Method to Calculate Sample Size of Group Sequential Trials for Time-to-Event Data under Exponential and Weibull Distribution

Name: Program S1 - A Practical Simulation Method to Calculate Sample Size of Group Sequential Trials for Time-to-Event Data under Exponential and Weibull Distribution
Published: 2012-09-05T00:07:14+00:00
License: https://creativecommons.org/licenses/by/4.0/
Keywords: Weibull Distribution Group sequential design, sample size estimation, sample size, program, SAS, investigator, Weibull distribution, method, Practical Simulation Method, sample size scheme determination, Calculate Sample Size, Group Sequential Trials, simulation, shape parameter, data, survival group sequential trials, multi-stage two-arm survival group sequential design

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posted on 2012-09-05, 00:07 authored by Zhiwei Jiang, Ling Wang, Chanjuan Li, Jielai Xia, Hongxia Jia

The detailed codes and sample call of the SAS program %n_gssur.

(SAS)

Program S1 - A Practical Simulation Method to Calculate Sample Size of Group Sequential Trials for Time-to-Event Data under Exponential and Weibull Distribution

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