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Sunday, 08/01/2010
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Quantile Regression Approach to the Location-Scale Model
Hyokyoung (Grace) Hong, Baruch College, CUNY
2:35 PM
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Asymptotic Theory for Fractionally Integrated Asymmetric Power ARCH Models
Kazuhiko Shinki, Wayne State University; Henry Zhengjun Zhang, University of Wisconsin-Madison
2:35 PM
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A Power Comparison of Generalized Additive Models and the Spatial Scan Statistic in a Case-Control Setting
Robin Young, Boston University; Janice Weinberg, Boston University; Veronica Vieira, Boston University; Al Ozonoff, Boston University School of Public Health; Thomas Webster, Boston University
4:05 PM
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Calibrated Power Model Selection
Hugh Crews, University of North Carolina Wilmington; Clayton Barker, SAS Institute
5:05 PM
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Monday, 08/02/2010
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Power and Robustness of Nonparametric Covariate Adjustment Methods for Ordinal Data
Muhtarjan Osman, North Carolina State University; Wei Tian, Inspire Pharmaceuticals
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Comparison of Power for ANCOVA Models Based on Central Tendency versus Nonparametric Analysis of Cumulative Responders for Clinical Trials with Continuous Response Endpoints
Kevin L. Lawson, PPD, Inc.
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WITHDRAWN: Functional Mixed-Effects Modeling of Electroencephalographic (EEG) Data
Shubhankar Ray, Merck & Co., Inc.
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Using Pilot Study for Clinical Study Planning
Hongbin Gu, The University of North Carolina at Chapel Hill; Xiaofei Wang, Duke University
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Relative Power and Robustness of Mixed Model, GEE, and MMRM Analysis of Alzheimer's Disease Treatment Trials
Steven D. Edland, University of California, San Diego
8:35 AM
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Futility Assessment Utilizing Conditional Power in a Phase III Clinical Trial
Yan Sun, Amgen Inc.
8:35 AM
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Sample Size and Power Considerations for Futility Trial Design: Buying Power vs. Spending Beta
Thomas Dobbins, Merck & Co., Inc.
8:50 AM
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Evaluating personalized treatment strategies: Subset analyses do not avoid the loss of power due to subgroups with no treatment effect
Werner Vach, Institute of Medical Biometry and Medical Informatics; Rene dePont Christensen, University of Southern Denmark; Oke Gerke, Odense University Hospital
8:55 AM
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Power Under Local Alternatives for Generalized Estimating Equations
Zhigang Li, Columbia University
9:15 AM
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Conditional Power and Predictive Power Approaches to Interim Monitoring in Equivalence Trials
Xiaojiang Zhan, Merck & Co., Inc.
9:20 AM
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The Complexities of a Multivariate Power Analysis: Possible Finite Solutions to an Infinite Problem
Kathryn Mary Irvine, Montana State University; Daniel Sarr, Klamath Network - National Park Service; Eric Dinger, Klamath Network - National Park Service
10:55 AM
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Assessing the Impact of Partial Monitoring on Power Within Clinical Trials
Joe William Bero, Boston Scientific Corporation
2:45 PM
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Choice of Multiple Comparison Procedure in Two Pivotal Clinical Trials for Approval of a New Pharmaceutical Product: Power and Aesthetics
Brian L. Wiens, Alcon Laboratories, Inc.; Alex Dmitrienko, Eli Lilly and Company
3:05 PM
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Tuesday, 08/03/2010
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Impact of Relying on Sample Variance-Covariance Estimate on Prediction Accuracy and Statistical Power of Hypothesis Testing When n << p
Peter H. Hu, Merck & Co., Inc.; Yue Wang, Merck & Co., Inc.; Jared Lunceford, Merck & Co., Inc.
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Power in the Case of Extreme Bimodal Distribution: Analysis of Delirium/Coma-Free Days in the ICU
Jennifer L. Thompson, Vanderbilt University; Ayumi Shintani, Vanderbilt University
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What Will Happen to the Power If Dependent and Independent Variables Are Switched?
Youngju Pak, University of Missouri-Columbia; Wade Justin Davis, University of Missouri-Columbia
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Wavelet-Based Power Transformation for Long Memory Regression Models with non-Gaussian Errors
Kyungduk Ko, Boise State University
9:50 AM
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Improved Statistical Modeling of Power Outages During Hurricanes in the United States
Roshi Nateghi, The Johns Hopkins University; Seth Guikema, The Johns Hopkins University; Steven Quiring, Texas A&M University
9:50 AM
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Random Delayed Effects and the Power of the Unweighted Log-Rank Test in Survival Trials
Jonathan Siegel, Bristol-Myers Squibb
10:35 AM
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A Power Analysis of Misspecified Types of Time-Varying Covariates for Generalized Method of Moments Applied to Binary Responses
Trent Lalonde, University of Northern Colorado; Jeffrey R. Wilson, The University of Utah
10:50 AM
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Sample-Size Calculation for Time-to-Event Outcome with Treatment Lag Effect
Yulei Zhang, Columbia University; Tai-Tsang Chen, Bristol-Myers Squibb/Columbia University
11:20 AM
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Asymptotically Similar Unit Root Tests in the Presence of Autocorrelated Errors
Michalis Stamatogiannis, University of Groningen
2:35 PM
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Assessing the Improved Discriminatory Power of a New Biomarker in Prognostic Models
Mei Liu, MD Anderson Cancer Center; Carol J. Etzel, MD Anderson Cancer Center; Asha Kapadia, The University of Texas School of Public Health
3:05 PM
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Wednesday, 08/04/2010
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Threshold-Free Cluster Enhancement (TFCE): Improving Power and Stability of Cluster Size Inference in Brain Imaging
Thomas E. Nichols, University of Warwick
8:35 AM
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Statistical Power for Genome-Wide Association Analysis of Case-Control Studies on Rare Serious Adverse Drug Reactions
Wencan Zhang, Takeda Global Research & Development Center, Inc.; Tatsuya Ando, Takeda Pharmaceutical Company Limited; Robert Dillard, Takeda Global Research & Development Center, Inc.; Leonardo Sahelijo, Takeda Global Research & Development Center, Inc.; Shyh-yuh Liou, Takeda Pharmaceutical Company Limited; Hiroyoshi Toyoshiba, Takeda Pharmaceutical Company Limited
10:50 AM
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An Adaptive Futility Monitoring Method with Time-Varying Conditional Power Boundary
Ying Zhang, The University of Iowa; William Clarke, The University of Iowa
10:55 AM
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Considerations in Vaccine Lot Consistency Trials
Xiao Sun, Merck Research Laboratories; Joshua Chen, Merck Research Laboratories
11:05 AM
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Maximum Entropy Spectral Analysis to Time Series with Missing Value
Aladdin Shamilov, Anadolu University; Cigdem Giriftinoglu, Anadolu University
11:20 AM
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Hierarchical Gaussian Power Prior Models for Adaptive Incorporation of Historical Information in Clinical Trials
Bradley P. Carlin, University of Minnesota; Brian P. Hobbs, University of Minnesota; Daniel Sargent, Mayo Clinic; Sumithra Mandrekar, Mayo Clinic
2:05 PM
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Identification of Power Distribution Mixtures Through Regression of Exponentials
Wen-Jang Huang, National University of Kaohsiung
2:50 PM
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Effect of Patient Allocation Schemes on the Power of a Test for Treatment Effect
Fanni Natanegara, Eli Lilly and Company; Christel Faes, Hasselt University; Geert Molenberghs, I-BioStat; Craig Mallinckrodt, Eli Lilly and Company
3:35 PM
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Thursday, 08/05/2010
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Sample Size and Power for Truncated Bivariate Normal Distribution
Sourav Santra, Takeda Pharmaceutical Company Limited
9:05 AM
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A Comparison on FWE-Type Multiple Comparison Procedures
Rosa Arboretti, University of Padova; Livio Corain, University of Padova
9:35 AM
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Power and Sample Size Calculations for Drug Exposure Registries Using Exact Methods
Paul Schuette, FDA; Eugenio Andraca-Carrera, FDA; Matthew Jackson, FDA; Benjamin Neustifter, FDA
9:35 AM
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Sample Size Planning to Obtain Narrow Confidence Intervals for the RMSEA
Ken Kelley, University of Notre Dame; Keke Lai, University of Notre Dame
10:50 AM
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Power Analyses for Negative Binomial Models with Application to Multiple Sclerosis Clinical Trials
Mallikarjuna Rettiganti, The Ohio State University; Haikady Nagaraja, The Ohio State University
10:50 AM
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Quantifying the Cost in Power of Ignoring Covariate Imbalances in Clinical Trial Randomization
Jody Dyan Ciolino, Medical University of South Carolina; Wenle Zhao, Medical University of South Carolina; Yuko Y. Palesch, Medical University of South Carolina; Renee' Martin, Medical University of South Carolina
10:50 AM
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A Simulation Study to Compare Modeling Approaches for Dose Proportionality Data
Andrea Maes, Novartis Pharmaceuticals Corporation; Wen-Lin Luo, Merck & Co., Inc.; Yu Ding, Merck Research Laboratories; Deborah Panebianco, Merck & Co., Inc.
11:05 AM
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A Simulation Study to Evaluate Sample Size and Power for a Trial to Develop a Prediction Rule Using Machine Learning Methods
Radha Railkar, Merck & Co., Inc.; Matthew Wiener, Merck & Co., Inc.; Leonidas Carayannopoulos, Merck & Co., Inc.
11:20 AM
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