| 
                
                        
                         
                    
         | 
        
            
            
         | 
    
    
        | 
             385 
         | 
        
             Thu, 8/12/2021,
                12:00 PM -
                1:50 PM 
         | 
        
            
            
                
                    Virtual
                
            
         | 
    
    
        | 
            Biomarkers, Endpoint Validation and Other Topics — Contributed Speed
         | 
    
    
        | 
            Biopharmaceutical Section 
         | 
    
    
    
        | 
            Chair(s): Susan  Wang, Boehringer Ingelheim
         | 
    
    
            
                | 
                    
                 | 
            
        
                    
                        | 
                            12:05 PM 
                         | 
                        
                            Statistical Design and Methodology for Validating a Multiplex Electrochemiluminescent Assay Detecting Multiple Endpoints in Human Sera Samples
                            
                             
                            Mohammad Lutfur Rahman, Sanofi Pasteur; Lingyi  Zheng, Sanofi Pasteur 
                         | 
                    
                
                    
                        | 
                            12:10 PM 
                         | 
                        
                            Validating Surrogate Endpoints with Longitudinal Outcomes
                            
                             
                            Emily  Roberts, University of Michigan; Michael R.  Elliott, University of Michigan; Jeremy M.G. Taylor, University of Michigan 
                         | 
                    
                
                    
                        | 
                            12:15 PM 
                         | 
                        
                            A Generalized Linear Mixed Model Framework for Calculating Inter-Rater Reliability
                            
                             
                            Jonathan D Mahnken, The University of Kansas Medical Center; Katelyn A McKenzie, The University of Kansas Medical Center 
                         | 
                    
                
                    
                        | 
                            12:20 PM 
                         | 
                        
                            On Appropriate Use of Fold Change in Immunogenicity Studies
                            
                             
                            Ting  Zeng, University of Kentucky; Kerry W Go, Sanofi Pasteur; Anthony  Homer, Medtronic 
                         | 
                    
                
                    
                        | 
                            12:25 PM 
                         | 
                        
                            Digital Endpoints and Digital Therapeutics in RCTs, PCTs, and RWE
                            
                             
                            Kelly H. Zou, Viatris 
                         | 
                    
                
                    
                        | 
                            12:30 PM 
                         | 
                        
                            Using Statistical Methods to Modify and Repurpose the Composite Assessment of Index Lesion Severity Scoring System in Cutaneous Lichen Planus
                            
                             
                            Nan  Zhang, Mayo Clinic; Caitlin  Brumfiel, Mayo Clinic; Meera  Patel, Mayo Clinic; Amylou  Dueck, Mayo Clinic; Mark  Pittelkow, Mayo Clinic; Aaron  Mangold, Mayo Clinic 
                         | 
                    
                
                    
                        | 
                            12:35 PM 
                         | 
                        
                            A Simulation-Based Evaluation of Statistical Methods for Hybrid Real-World Control Arms in Clinical Trials
                            
                             
                            Mingyang  Shan, Eli Lilly and Company; Douglas  Faries, Eli Lilly and Company; Andy  Dang, Eli Lilly and Company; Zhanglin  Cui, Eli Lilly and Company; Xiang  Zhang, CSL Behring; Kristin  Sheffield, Eli Lilly and Company 
                         | 
                    
                
                    
                        | 
                            12:40 PM 
                         | 
                        
                            Standardized mortality ratio-weighted power prior approach for covariate-adjusted borrowing of historical control data
                            
                             
                            Ryo  Sawamoto, The University of Tokyo; Yutaka  Matsuyama, The University of Tokyo 
                         | 
                    
                
                    
                        | 
                            12:45 PM 
                         | 
                        
                            Statistical Design and Data Analysis for the Effect of the Multiple Doses of a Treatment on Renal Functions Using a Pharmacodynamic Biomarker
                            
                             
                            Meiyu  Shen, Office of Biostatistics CDER, FDA; Kimberly   Smith, FDA 
                         | 
                    
                
                    
                        | 
                            12:50 PM 
                         | 
                        
                            Integrated Propensity Score-Power Prior Approach for Augmenting the Control Arm of a Randomized Controlled Trial
                            
                             
                            Yeonil  Kim, Merck & Co., Inc.; Erina  Paul, Merck & Co., Inc.; Santosh  Sutradhar, Merck & Co., Inc. 
                         | 
                    
                
                    
                        | 
                            1:00 PM 
                         | 
                        
                            P-Value Distribution with Historical Data Borrowing
                            
                             
                            Jasmine  Zhang, University of Illinois at Urbana Champaign 
                         | 
                    
                
                    
                        | 
                            1:05 PM 
                         | 
                        
                            Up-Front Matching: An Ongoing Recruitment Method for Prospective Observational Studies That Mimics Randomization for Selected Baseline Covariates
                            
                             
                            Ibrahim  Turkoz, Janssen Research and Development, LLC; William H Olson, WHO Statistical Consulting, LLC 
                         | 
                    
                
                    
                        | 
                            1:10 PM 
                         | 
                        
                            Optimal Dose Finding Using Bayesian Utility with Toxicity and Efficacy Endpoints
                            
                             
                            Haolun  Shi, Simon Fraser University; Ruitao  Lin, The University of Texas MD Anderson Cancer Center; Ying  Yuan, Department of Biostatistics, University of Texas MD Anderson Cancer Center; Jiguo  Cao, Simon Fraser University 
                         | 
                    
                
                    
                        | 
                            1:15 PM 
                         | 
                        
                            Flexible Use of Copula-Type Model for Dose-Finding in Drug Combination Clinical Trials
                            
                             
                            Koichi  Hashizume, Graduate School of Engineering, Tokyo University of Science; Jun  Tsuchida, Doshisha University; Takashi  Sozu, Faculty of Engineering, Tokyo University of Science 
                         | 
                    
                
                    
                        | 
                            1:20 PM 
                         | 
                        
                            Using a Piecewise Model to Account for Treatment Gaps When Evaluating Continuous Outcomes
                            
                             
                            Xiaolei  Zhou, RTI Health Solutions 
                         | 
                    
                
                    
                        | 
                            1:25 PM 
                         | 
                        
                            Impact of Informative Follow-Up Visits on Longitudinal Real-World Data and Evidence Studies of Comparative Effectiveness: An Application in Multiple Sclerosis
                            
                             
                            Paramita  Saha Chaudhuri, University of Vermont; Gabrielle  Simoneau, Biogen; Shirley  Liao, Biogen; Changyu  Shen, Biogen; Fabio  Pellegrini, Biogen; Carl  de Moor, Biogen 
                         | 
                    
                
                    
                        | 
                            1:30 PM 
                         | 
                        
                            Statistical Consideration of Extrapolation of Adult Efficacy Data to Pediatric Population
                            
                             
                            Cassie  Dong, Takeda; Yulia  Sidi, Takeda 
                         | 
                    
                
                    
                        | 
                            1:35 PM 
                         | 
                        
                            Practical Guidance for Successful BLA Submissions from a Statistician’s Perspective
                            
                             
                            tulin  shekar, Merck 
                         |