Wiley Encyclopedia of Clinical Trials
Sample Size Calculation for Comparing Time-to-Event Data
Publication
, Chapter
Wang, H; Chow, SC
January 1, 2007
This article discusses three commonly employed testing procedures: the exponential model, Cox's proportional hazard model, and the log-rank test. The sample size formula for testing equality, superiority, and equivalence are discussed for each method.
Duke Scholars
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Wang, H., & Chow, S. C. (2007). Sample Size Calculation for Comparing Time-to-Event Data. In Wiley Encyclopedia of Clinical Trials (pp. 1–7). https://doi.org/10.1002/9780471462422.eoct007
Wang, H., and S. C. Chow. “Sample Size Calculation for Comparing Time-to-Event Data.” In Wiley Encyclopedia of Clinical Trials, 1–7, 2007. https://doi.org/10.1002/9780471462422.eoct007.
Wang H, Chow SC. Sample Size Calculation for Comparing Time-to-Event Data. In: Wiley Encyclopedia of Clinical Trials. 2007. p. 1–7.
Wang, H., and S. C. Chow. “Sample Size Calculation for Comparing Time-to-Event Data.” Wiley Encyclopedia of Clinical Trials, 2007, pp. 1–7. Scopus, doi:10.1002/9780471462422.eoct007.
Wang H, Chow SC. Sample Size Calculation for Comparing Time-to-Event Data. Wiley Encyclopedia of Clinical Trials. 2007. p. 1–7.