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Sunday, 08/01/2010
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A Comparison of Two Versions of the Hosmer-Lemeshow Goodness-of-Fit Test for Logistic Regression
Jana D. Canary, University of Tasmania; Leigh Blizzard, Menzies Research Institute; Ronald Barry, University of Alaska, Fairbanks; Steve John Quinn, Menzies Research Institute; David W. Hosmer, University of Massachusetts, Amherst
2:05 PM
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On Rank Score Test for Longitudinal Bent Line Quantile Model
Nanshi Sha, Columbia University
2:20 PM
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Multiple Imputation Framework for Combining Data from Multiple Sources
Trivellore Raghunathan, University of Michigan
3:20 PM
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Gene-Based Gene Score
Changchun Xie, McMaster University
3:35 PM
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Development of the Logistic Regression with Factor Scores (LRFS) Method in Differential Item Functioning (DIF) Detection for Dichotomized Variables
Chengwu Yang, Penn State; Elizabeth Garrett-Mayer, Medical University of South Carolina; Barbara C. Tilley, The University of Texas Health Science Center at Houston; Jeanne A. Teresi, Columbia University Stroud Center; Richard N. Jones, Hebrew Rehabilitation Center for Aged; Rickey E. Carter, Mayo Clinic; Vanessa K. Hinson, Medical University of South Carolina
4:05 PM
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Comparison of the Effectiveness of Three Novel Statistical Methods for Biomarker Selection with Application to an HIV Infection Data Set
Bosny J. Pierre-Louis, The University of North Carolina at Chapel Hill
4:05 PM
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A Simple Approximate Procedure for Constructing Binomial and Poisson Tolerance Intervals
Yanping Xia, Southeast Missouri State University; Kalimuthu Krishnamoorthy, University of Louisiana at Lafayette
4:20 PM
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Design of an Observational Study to Evaluate the Effectiveness of IAP During Labor Against Early Onset Disease in Newborns
Donald B. Rubin, Harvard University; Stephanie J. Schrag, CDC; Elizabeth R. Zell, CDC
4:50 PM
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Design of Nonrandomized Medical Device Trials Based on Subclassification Using Propensity Score Quintiles
Greg Maislin, Biomedical Statistical Consulting; Donald B. Rubin, Harvard University
5:25 PM
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Monday, 08/02/2010
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Variable Selection for Propensity Score Models in Multilevel Data
Bing Yu, University of Toronto; Guanglei Hong, The University of Chicago
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Statistical Reasons Why Preference-Scored Measures of HRQoL Disagree
Mari Palta, University of Wisconsin
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Analysis of Multidimensional Profiles with Small Sample Sizes Using Nonparametric Methods and U-Scores
Margo Sidell, Tulane University; Leann Myers, Tulane University
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Improving the Propensity Score Equal Frequency Adjustment Estimator Using an Alternative Weight
Daniel K. Yang, Oregon State University; Alix I. Gitelman, Oregon State University; Virginia M. Lesser, Oregon State University; David S. Birkes, Oregon State University
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Generalized Score Test for Zero Mixture in Count Data
Wei-Wen Hsu, Michigan State University; David Todem, Michigan State University
8:35 AM
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Detecting Gene-Gene Interactions with Survival Times Based on Generalized Multifactor Dimensionality Reduction Method
Seungyeoun Lee, Sejong University; Min-Seok Kwon, Seoul National University; Jaebong Lee, Sejong University; Taesung Park, Seoul National University
9:20 AM
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Controlling Confounding in (Genetic) Case-Control Studies Using the Stratification Score
Glen Satten, CDC; Andrew Allen, Duke University
9:50 AM
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Assessment of Treatment Effect When Data Are Skewed and with Many Zeros
Yue Wang, Astellas Pharma US
10:35 AM
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A Practical Way to Standardize Test Scores in Some Clinical Measures
Liansheng Zhu, Hoffmann-La Roche
10:35 AM
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Diagnostics and Practical Use of Prognostic Scores
Carrie Hosman, University of Michigan; Ben B. Hansen, University of Michigan
10:35 AM
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Statistical Methods for Detecting Rare Variants Associated with Disease Phenotypes Using Next-Generation Sequencing Data
Xihong Lin, Harvard School of Public Health
11:00 AM
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Unmeasured Covariates in Repeated Observational Studies
Bo Lu, The Ohio State University; Chih-Lin Li, The Ohio State University
11:15 AM
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Estimation and Hypothesis Testing in Submodels Using Fisher Estimating Functions
Ryan Janicki, U.S. Census Bureau
11:20 AM
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Feature Selection for Censored Outcomes with Simultaneous Adjustment for Nonlinear Covariate Effect and Improved Risk Scores of Prostate Cancer Recurrence
Qi Long, Emory University; Brent Johnson, Emory University; Carlos S. Moreno, Emory University
11:35 AM
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An Extension of the Wilcoxon Rank-Sum Test for Complex Sample Survey Data
Sundareshwaran Natarajan, U.S. Department of Veterans Affairs; Stuart R. Lipsitz, Brigham and Women's Hospital; Debajyoti Sinha, Florida State University; Garrett Fitzmaurice, Harvard Medical School
11:35 AM
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Multivariate Tobit Analysis of Test-Score Ceiling Effects
Yan Yang, Arizona State University
11:35 AM
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Joint Matching on Propensity Scores and Disease Risk Scores in Observational Studies of Drug Effects
Robert Glynn, Brigham and Women's Hospital
11:35 AM
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Conditional Independence Proofs for Generalizability
Sue Marcus, Columbia University
2:30 PM
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Self-Weighting Treatment Group Subsamples Using Rejection Sampling in Observational Studies
Jason Colin Legg, Amgen Inc.
2:50 PM
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An Empirical Bayes Model for Metabolite Identifications Using Two-Dimensional Gas Chromatography Mass Spectrometry
Jaesik Jeong, Indiana University Purdue University Indianapolis; Changyu Shen, Indiana University Purdue University Indianapolis; Xiang Zhang, University of Louisville
2:50 PM
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Improving the Performance of the Generalized Score Tests in Longitudinal Studies with Missing Data
Kumar B. Rajan, Rush Institute for Healthy Aging ; Carlos F. Mendes de Leon , Rush Institute for Healthy Aging
3:35 PM
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Tuesday, 08/03/2010
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High Dimentional ROC Analysis Can Improve the Correlation Between Histological Grade (HG) and Oncotype-Dx (ONC) Recurrence Risk (RR) in Breast Cancer (BC)
Yufeng Li, The University of Alabama at Birmingham; Choo Hyung Lee, The University of Alabama at Birmingham; Omar Hameed, The University of Alabama at Birmingham
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Covariate Adjustment in Subgroup Analysis
Chul Ahn, FDA/CDRH
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Balancing Factor Analysis for Identifying Differentially Expressed Genes in Microarrays
Byung S. Park, Oregon Health & Science University; Shannon McWeeney, Oregon Health & Science University; Daniel Bottomly, Oregon Health & Science University; Priscila Darakjian, Oregon Health & Science University; Ovidiu Iancu, Oregon Health & Science University; John Belknap, Oregon Health & Science University; Robert Hitzemann, Oregon Health & Science University; Motomi Mori, Oregon Health & Science University
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Propensity Score Matching in Randomized Clinical Trials
Zhenzhen Xu, University of Michigan; John David Kalbfleisch, University of Michigan
9:20 AM
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A Random Bandwidth of Caliper Matching in Propensity Score Analysis
Wei Pan, University of Cincinnati; Haiyan Bai, University of Central Florida
9:35 AM
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Nonparametric Tests for Right-Censored Data with Biased Sampling
Yu Shen, MD Anderson Cancer Center; Jing Ning, The University of Texas Health Science Center at Houston; Jing Qin, National Institute of Allergy and Infectious Diseases
11:15 AM
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Propensity Score Matching to Recover Latent Experiments
Ben B. Hansen, University of Michigan
2:05 PM
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Regression Adjustment and Stratification by Propensity Score in Treatment Effect Estimation
Jessica Amelia Myers, Johns Hopkins Bloomberg School of Public Health; Thomas Louis, Johns Hopkins Bloomberg School of Public Health
2:25 PM
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Imputation Strategies for Missing Binary Outcomes in Cluster Randomized Trials
Jinhui Ma, McMaster University; Noori Akhtar-Danesh, McMaster University; Lisa Dolovich, McMaster University; Lehana Thabane, McMaster University
2:35 PM
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Selection of Propensity Functions for Causal Inference
Wei (Peter) Yang, University of Pennsylvania; Marshall M. Joffe, University of Pennsylvania; Sean Hennessy, University of Pennsylvania
2:45 PM
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Causal Effect Estimation Allowing Covariate Measurement Error Using Propensity Score
Yi Huang, University of Maryland Baltimore County; Karen Bandeen-Roche, Johns Hopkins Bloomberg School of Public Health
3:05 PM
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Extension of Kaplan-Meier Methods in Longitudinal Observational Studies with Time-Varying Exposure
Stanley Xu, Kaiser Permanente Colorado; Susan Shetterly, Kaiser Permanente Colorado; David Powers, U.S. Census Bureau; Marsha Raebel, Kaiser Permanente Colorado; Michael Ho, Denver VA Medical Center; Thomas Tsai, Denver VA Medical Center; David Magid, Kaiser Permanente Colorado
3:05 PM
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Dose-Response Analysis Using Generalized Propensity Score: An Application in Home Health Care
Iordan Slavov, Visiting Nurse Service of New York
3:05 PM
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An Extended Propensity Score Approach for the Analysis of Population-Based Genetic Association Studies
Huaqing Zhao, University of Pennsylvania School of Medicine; Timothy R. Rebbeck, University of Pennsylvania School of Medicine; Nandita Mitra, University of Pennsylvania School of Medicine
3:20 PM
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Wednesday, 08/04/2010
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Nonresponse Adjustment Using a Response Propensity Model
Donsig Jang, Mathematica Policy Research, Inc.
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Phase I Dose-Finding in Cancer Trials Based on a Discrete Time Multistate Model
Lin Yang, MD Anderson Cancer Center; Nebiyou Bekele, MD Anderson Cancer Center; Donald Arthur Berry, MD Anderson Cancer Center
8:50 AM
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PartDSA: The Partitioning Deletion/Substitution/Addition Algorithm for Creating Survival Risk Groups
Karen Lostritto, Yale University; Rob Strawderman, Cornell University; Annette Molinaro, Yale University
9:20 AM
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On the Distribution of Runs Scored and Batting Strategy in Test Cricket
Xin Shi, Manchester Metropolitan University
9:35 AM
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Multivariate t Linear Mixed Models with AR(p) Errors for Multiple Longitudinal Data
Wan-Lun Wang, National Central University, Taiwan; Tsai-Hung Fan, National Central University, Taiwan
10:50 AM
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Optimal Threshold from AROC Curve
Chong Sun Hong, SKK University; Jin Soo Choi, SKK University; Hee Jeong Lee, SKK University
11:05 AM
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Should I Use Gain Scores to Determine Treatment Effect from a Pretest-Posttest Design?: A Simulation Study
Michael Posner, Villanova University; AnneMichele Millar, Mount Saint Vincent University; Philip Yates, California State Polytechnic University, Pomona
11:15 AM
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Instructor Characteristics Associated with Student Appreciation of Statistics
Philip Yates, California State Polytechnic University, Pomona; Michael Posner, Villanova University
11:35 AM
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Nonparametric Estimation of Concordance Probability with Censored Data
Mithat Gonen, Memorial Sloan-Kettering Cancer Center; Glenn Heller, Memorial Sloan-Kettering Cancer Center; Qianxing Mo, Memorial Sloan-Kettering Cancer Center
2:45 PM
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Estimation of Odds Ratio with Rare Event Case: A Simulation Study Based on Hospitalized Flu Vaccine Study
Qingxia Chen, Vanderbilt University; Yuwei Zhu, Vanderbilt University; Helen K.B. Talbot, Vanderbilt University; Marie R. Griffin, Vanderbilt University; Kathryn M. Edwards, Vanderbilt University
3:20 PM
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Thursday, 08/05/2010
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Canadian Water Quality Index: Statistical Uncertainty and New Proposals
Abdel H. El-Shaarawi, National Water Research Institute; Sylvia R. Esterby, The University of British Columbia, Okanagan
8:50 AM
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Improved Confidence Interval of the Difference of Paired Binomial Using Weighted Profile Likelihood
Vivek Pradhan, Boston Scientific Corporation
9:15 AM
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Evaluation of Probability Forecasts: An Empirical Bayes Approach
Tze Leung Lai, Stanford University; Shulamith Gross, Baruch College, CUNY
9:35 AM
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Heterogeneity in the Random-Effects Population
Chul Ahn, FDA/CDRH; Yunling Xu, FDA/CDRH
9:35 AM
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A Comparison of Rank-Based Methods for Mixed Models
John Kloke, Bucknell University; Joseph W. McKean, Western Michigan University; M. Mushqur Rashid, FDA
9:35 AM
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Application of the Pattern Mixture Model to Mini Mental Status Exam (MMSE) Scores in a Radiation Therapy Oncology Group (RTOG) Trial for Brain Tumors
Kyounghwa Bae, Radiation Therapy Oncology Group; Seunghee Baek, University of Pennsylvania; James Dignam, Radiation Therapy Oncology Group
9:50 AM
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Inverse Probability Weighting for Clustered Nonresponse
Chris Skinner, University of Southampton
10:35 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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Trajectory of Postpartum Depression Screening Scores
Peter C. Wollan, Olmsted Medical Center; Barbara P. Yawn, Olmsted Medical Center
11:05 AM
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