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477 Thu, 8/6/2020, 10:00 AM - 2:00 PM Virtual
Methods in Clinical Trials — Contributed Papers
Biometrics Section
Chair(s): Scott Alan Bruce, George Mason University
Patient Recruitment Using Electronic Health Records: A Two-Phase Sampling Framework
Guanghao Zhang, University of Michigan; Lauren J Beesley, University of Michigan; Xu Shi, University of Michigan
Design and Analysis Considerations for Three-Level Cluster Randomized Trials with a Time-to-Event Outcome
Ondrej Blaha, Yale University; Fan Li, Yale University; Denise Esserman, Yale University; Peter Peduzzi, Yale University; Yize Zhao, Yale University
Evaluation of Dependency of Multiple Events
Qian Li, Regeneron Pharmaceuticals - Tarrytown, N; Dateng Li, Regeneron Pharmaceuticals - Tarrytown, NY; Gregory Geba, Regeneron Pharmaceuticals - Tarrytown, NY
Sample Size Calculation for Two-Arm Trials for the Non-Proportional Hazards Scenario Using Two Different Weibull Distributions
Milind A Phadnis, University of Kansas Medical Center
Sample Size Formulae for Trials Comparing Group and Individual Treatments with Repeated Measures:
Robert Gallop
When to Re-Randomize in a Two-Part Study?
Michelle DeVeaux, Regeneron Pharmaceuticals; Bret Musser, Regeneron Pharmaceuticals