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Statistica Sinica 9(1999), 913-922



REPEATED SIGNIFICANCE TESTS OF A MULTI-PARAMETER

IN SURVIVAL ANALYSIS



I-Shou Chang, Chao A. Hsiung and Leng-Cheng Hwang


National Central University, Academia Sinica, Taipei and Tamkang University


Abstract: This paper illustrates a martingale method of constructing repeated significance tests for a multi-dimensional parameter in survival analysis by reducing it to tests for one-dimensional parameters. This illustration is made with parametric survival data with staggered entry. A simulation study is included to indicate its numerical performance.



Key words and phrases: Multi-dimensional parameter, orthogonal estimating functions, repeated significance tests, survival analysis.


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