机译:Two-Stage Adaptive Design for Clinical Trials with Survival Data
Clinical Biostatistics, Johnson & Johnson Pharmaceutical Research and Development, Raritan, New Jersey, USA;
University of Medicine and Dentistry of New Jersey, New Brunswick, New Jersey, USA;
Schering-Plough Research Institute, K-15-2-2315, Kenilworth, New Jersey, USA;
Conditional power; Group sequential procedures; Likelihood ratio test; Sample size adjustment; Survival data analysis; Type I error rate;