IBC Welcome

Scientific Programme
	Overview
	Day 1
	Day 2
	Day 3
	Day 4
	Day 5
	Day 6

By Presenters

IBC 2008 Scientific Programme

Disclaimer: This is the Final Programme, as at 20 June 2008.

Please click on the PDF icon beside the presentation title to view abstract.

Monday, 14 July 2008

08:45

08:45	Opening Plenary 2a: Opening Session O'Reilly Hall
	Chair: Thomas Louis, Johns Hopkins Bloomberg SPH, United States
	Welcome to the IBC on behalf of the IBS (Tom Louis) Welcome to the IBC on behalf of the IBC British and Irish Region (David Balding) Welcome to the IBC on behalf of the LOC (John Hinde) Welcome to UCD, Dublin and Ireland (including Dr Hugh Brady (UCD President)) Introduction to the Conference Scientific Programme (Jean-Louis Foulley) Presidential Address: Biometry and the IBS - Strength through diversity (Andrew Mead) Conference Notices/Housekeeping Announcements (John Hinde)

10:15

	Coffee Break

10:45

10:45	Session 3a: Invited Session: Using maps to depict relationships between variables
	Chair: Linda Young, University of Florida, United States
	Session Organiser: Linda Young Introduction (Linda Young) Linking Environmental Data and Health Data from Different Spatial Scales: A Case Study from Florida’s Environmental Public Health Tracking Initiative Carol Gotway Crawford , Centers for Disease Control and Prevention, United States Inferential Maps for Spatial and Spatio-temporal Data Peter John Diggle, Lancaster University, United Kingdom Surveillance to Detect Emerging Space-time Clusters Renato Assuncao, UFMG - Brazil, Brazil Discussion and General Conclusions (Linda Young)

10:45	Session 3b: Invited Session: Statistical methods in mental health research
	Chair: Ralitza Gueorguieva, Yale University, United States
	Session Organisers: Ralitza Gueorguieva and Tom Ten Have Exploratory Multidimensional Methods in the Analysis of Psychiatric Data Bruno Falissard, Université Paris Sud, France Modeling Diffusion and Effects of New Drugs: Methods and Applications Sharon-Lise Normand, Harvard Medical School, United States Clustering and Partitioning of Functional Data for Understanding the Heterogeneity in Psychiatric Diagnosis Eva Petkova, New York University, United States Discussant (Haiqun Lin) General Conclusions (Ralitza Gueorguieva)

10:45	Session 3c: Analysis of Genetic Data I
	Identifying Common Quantitative Trait Loci For A Bivariate Phenotype Saurabh Ghosh, Indian Statistical Institute, India On the Theory of QTL Detection Charles-Elie Rabier, INRA SAGA Toulouse, France Bayesian Analysis of Complex Traits in Multiple Related Plant Populations Marco Bink, Plant Research International b.v., Netherlands The Quality of Genetic Linkage Maps Johannes Jansen, Wageningen University and Research Centre, Netherlands Rank-based Model Selection in Locating Multiple Interacting QTL Malgorzata Zak, Wroclaw University of Technology, Poland A Latent Variable Approach to Multivariate Quantitative Trait Loci Bob O'Hara, University of Helsinki, Finland

10:45	Session 3d: Bayesian methods in Medical Research I
	Using Value of Information Methodology to Determine the Sample Size for a Randomized Clinical Trial from an Industry Perspective Andrew Willan, SickKids Research Institute, Canada Bayesian Approach to Clinical Trials with Dichotomous Outcomes Boris Zaslavsky, FDA, United States A Bayesian Approach for Inference from a Bridging Study with Binary Outcomes Debjit Biswas, Bristol-Myers Squibb Company, India Bayesian Semiparametric Modelling of Univariate and Bbivariate Longitudinal Data John Tendekai Maringwa, Center for Statistics, University of Hasselt, Belgium Implications of Using Different Types of Priors in a Three-level Hierarchical Bayesian Model for the Analysis of Drug Adverse Events David Prieto-Merino, LSHTM, United Kingdom A Bayesian Method for Cross-Trial Inference in the Non-Inferiority Setting Siobhan Everson-Stewart, University of Washington, United States

10:45	Session 3e: Experimental Design
	Chair: Andrew Mead, University of Warwick, United Kingdom
	Optimal Sampling for the SIS Epidemic Daniel Pagendam, University of Queensland, Australia Usage of Fractional Factorial Designs for Testing the Technology of Crop Production Dariusz Zaluski, University of Warmia and Mazury, Poland A New and Simple Method to Test Interaction in Block Design Karl Moder, University of Natural Resources and Applied Life Sciences, Austria Experimental Designs to Evaluate Aanalytic and Affective Attitudes in Sensory Trials Emlyn Williams, Australian National University, Australia Small Optimal Designs for a Simple Logistic Model with Probability Uncertainty Ken Russell, University of Wollongong, Australia Optimal Design of Epidemic Experiments Alex Cook, University of Cambridge, United Kingdom

10:45	Session 3f: Ecological Data Analysis
	Analysis of the Lethargic Crab Disease by a Mathematical Model Paulo Mancera, UNESP, Brazil Cubic Splines for Estimating the Distribution of Residence Time for Southern Right Shales in the Auckland Islands Rachel Fewster, University of Auckland, New Zealand Applying Genetics to Characterise the Invasion of Islands by Rats in New Zealand Steven Miller, Trinity College Dublin, Ireland Measuring the functional value of biodiversity in plant communities John Connolly, UCD, Ireland New Tools for Compositional Data Analysis of Male Preference in Fish Species Josep Antoni Martín-Fernández, University of Girona, Spain Modelling the Survival of Bighorn Sheep Lauren Oliver, University of Kent, United Kingdom

12:30

	Lunch UCD Restaurant

14:00

14:00	Session 4a: Invited Session: Modern challenges in hierarchical Bayesian modelling
	Chair: jean-Jacques Daudin, AgroParisTech, France
	Session Organisers: Brad Carlin and Eric Parent Approximate Bayesian Inference for Latent Gaussian Models Håvard Rue, Norwegian University of Science and Technology, Norway Spatial Interpolation of high-frequency Monitoring Data Michael Stein, University of Chicago, United States Advances and Challenges in Modelling Animal Movement Data Jay Ver Hoef, NOAA National Marine Fisheries Service, United States Ecological issues and Hierarchical Bayes Modelling Techniques: Case Studies from Fisheries Ecology Eric Parent, AgroParisTech/ENGREF, France General Discussion and Conclusions (Jean-Jacques Daudin)

14:00	Session 4b: Biometry
	Illustrating Marginal Structural Models by comparison of estimation methods for two different questions on breast cancer chemotherapies Christine Gall, University of Freiburg, Germany Design of Observational Longitudinal Studies with a Time-Varying Exposure Xavier Basagana, Centre for Research in Environmental Epidemiology (CREAL), Spain Forecasting the Collapse of Trees with Hollows Jeff Wood, The Australian National University, Australia Using Statistical Models to Identify Factors that Influence Ions formed in a Tandem Mass Spectrometer and Predict Abundance of these Ions Sheila Barton, LSHTM and University of Southampton, United Kingdom Statistical Analyses of Epidemics Tom Britton, Stockholm University, Sweden The Statistical Theory and Analysis of GMO Enforcement Alistair Murray, Central Science Laboratory, United Kingdom

14:00	Session 4c: Epidemiological Methods I
	Extension of Simple Predictive Models to Account for Regional Variation in Cancer Incidence Prediction Tadeusz Dyba, Finnish Cancer Registry, Finland Bayesian Partition Models for Exposure Data Øivind Skare, Norwegian Institute of Public Health, Norway Time to Extinction of Age-dependent Branching Processes: Application to Outbreaks of Infectious Disease Maroussia Slavtchova-Bojkova, Sofia University, Faculty of Mathematics and Informatics, Bulgaria Bayesian Analysis of Covariate Profiles John Molitor, Imperial College, London, United Kingdom Investigating Spatial Similarities in the Epidemiology of Childhood Leukaemia and Diabetes in Yorkshire, UK, using a Shared Spatial-Temporal Component Model Samuel Manda, South African Medical Research Coucil, South Africa Bayesian Modelling of Liver Cancer Incidence Trends based on Incidence to Mortality Rate Ratios Ramon Cleries, Catalan Institute of Oncology, Spain

14:00	Session 4d: Models in Forestry, Fisheries and Wildlife
	Semi-Markov Switching Linear Mixed Model for Analyzing Forest Tree Development Florence Chaubert-Pereira, CIRAD, UMR DAP & INRIA, Virtual Plants team, France Unsupervised Classification of Species Groups based on Mixture Matrix Population Models Frédéric Mortier, CIRAD, France A New Feature Extraction Method for Very Non-Normal Data: Analysis of Multivariate Species-size Data from Purse-seine Tuna Fisheries Mihoko Minami, The Institute of Statistical Mathematics, Japan Enhancing Multivariate Analyses in Forestry and Biopulping Applications with Biplot Methodology Sugnet Lubbe, British American Tobacco, South Africa Stochastic Spatio-temporal Modeling of Forest Dynamics Fabien Campillo, INRIA, France Exploring the Segmentation Space for Multiple Change-point Models Yann Guédon, CIRAD, France

14:00	Session 4e: Correlated Data in Medical Research
	Misspecified Random-effects Distribution in Generalized Linear Mixed Models: Perception and Problems Ariel Alonso Abad, Hasselt University, Belgium Diagnostic Tools for Misspecification in Mixed Models Saskia Litiere, Hasselt University, Belgium Using Earlier Measures in a Longitudinal Sequence as Potential Surrogate for a Later One Pryseley Assam, Hasselt University, Belgium Semiparametric ROC Models with Multiple Biomarkers Eunhee Kim, University of North Carolina at Chapel Hill, United States Joint Models of Longitudinal and Survival Data with both Retrospectively and Prospectively Measured Longitudinal Data Jesse D Raffa, University of Waterloo, Canada Measuring Uncertainty in a Predictive Model: A Case Study Elizabeth Stojanovski, Newcastle University, Australia

14:00	Session 4f: Missing Data I
	Every Missing not at Random Model has got a Missing at Random Counterpart with Equal Fit Geert Molenberghs, Hasselt University, Belgium Shared-parameter Models and Missingness at Random An Creemers, University of Hasselt, Belgium Insights into the use of Bayesian Models for Informative Missing Data Alexina Mason, Imperial College London, United Kingdom Learning about Missing Data in a Psychiatic Trial Dan Jackson, MRC, United Kingdom Nonignorable Nonresponse, Random Subsamples of Nonrespondents and How to Adjust for the Missing Data Christiana Drake, University of California, Davis, United States Informative Missing Data in Survival Analysis Jane Hutton, University of Warwick, United Kingdom

14:00	Session 4g: Poster Session I: Cancer Research and Pharmaceutical Applications
	U-statistics for Censored Data with Applications SOMNATH DATTA, UNIVERSITY OF LOUISVILLE, United States Methods to Evaluate the Relationship between Survival Times Nicolae Todor, Cancer Institute "Ion Chiricuta", Romania Nonlinear Eelliptical Models for Correlated Data Cibele Russo, Universidade de São Paulo, Brazil Estimating Crude Cumulative Incidences Through Multinomial Logit Regression on Discrete Cause Specific Hazards Federico Ambrogi, University of Milan, Italy Repeated Measures Analysis with Measurements on Ambiguous Scales Olena Kravchuk, University of Queeensland, Australia Determination of an Overconsumption's Threshold for the Evaluation of Abuse and Dependence Potential of Drugs Lise Bellanger, Université de Nantes, France Recommendations for the Primary Analysis of Continuous Endpoints in Longitudinal Clinical Trials Peter Lane, GlaxoSmithKline, United Kingdom Developing a Population Predictive Model for Oesophagitis and Gastroduodenal Erosions in Subjects with Uninvestigated Dyspepsia Graham Law, University of Leeds, United Kingdom Omnibus Tests for Comparison of Competing Risks Yichuan Zhao, Georgia State University, United States Automatic Beam's Eye View Ahmad-Saher Azizi-Sultan, King Saud University, Saudi Arabia On Approaches for Modelling Time-Varying Effects in Survival Analysis Anika Buchholz, University of Freiburg, Germany Breast Cancer Screening Program: A Population Profile of Central Portugal Bruno de Sousa, University of Minho, Portugal Competing Risks Regression on Time-dependent Covariates for Finding Optimal Chemotherapy Dosages Giuliana Cortese, University of padova, Italy A Differential Equations Approach to In Vitro - In Vivo Correlation Modelling Clare Gaynor, University College Dublin, Ireland Latent Class Regression Analysis of Colorectal Cancer Data Wendy Harrison, University of Leeds, United Kingdom Graphical Methods for Detection of Outlying Observations. Application in Designs of Bioavailability Studies Enachescu Denis, University of Bucharest, Romania A Time Scaling Approach to Developing an In Vitro-In Vivo Correlation (IVIVC) Model Using A Convolution Based Technique Cian Costello, University College Dublin, Ireland Modelling the Effect of Accumulating Recurrences and Progression in Bladder Cancer Data Cristina Santamaria, Universidad Politécnica de Valencia, Spain Estimating the Mean Quality Adjusted Life using Aalen’s Linear Hazards Model Vaman Jalikop, Bangalore University, India Optimisation Using Response Surface Methodology Applied to a Pharmaceutical Plant Sinead O'Neill, University College Cork, Ireland Comparison of Completeness Estimates in Cancer Registration – A Simulation Sstudy Irene Schmidtmann, Johannes Gutenberg University Mainz, Germany Correlation between Claus, Gail and Tyrer-Cuzik Models in a Population-based Cohort Study Aishameriane Schmidt, UFRGS, Brazil Pharmacogenetic Pathway Analysis of Irinotecan Gary Rosner, The University of Texas M.D. Anderson Cancer Center, United States Statistical Validity and Power for Testing for Heterogeneous Effects with Quantitative Traits in Pharmacogenetic Studies Todd Nick, Cincinnati Children's Hospital Medical Center, United States

15:45

	Coffee Break

16:15

16:15	Session 5a: Invited Session: Mixed modelling for series of experiments in plant breeding
	Chair: Hans-Peter Piepho, Universtaet Hohenheim, Germany
	Session Organiser: Hans-Peter Piepho Randomization-Derived Mixed Models for Analyzing Series of Variety Trials Pawel Krajewski, Institute of Plant Genetics, Poland Modeling of Genotype-to-phenotype Relations using Multi-environment Trial Data Fred van Eeuwijk, Wageningen University, Netherlands Extensions of AI-REML Estimation for Multi-environment Trials Brian Cullis, Agricultural Research Institute, Australia Discussant (Mark Cooper)

16:15	Session 5b: Special Session: UK National Centre for Statistical Ecology
	Chair: Stephen Buckland, University of St Andrews, United Kingdom
	Session Organisers: UK National Centre for Statistical Ecology (Steve Buckland) Some Uses for Mixed Models in Ecology David Elston, Biomathematics and Statistics Scotland, United Kingdom Hierarchical Modeling of Out-migrating Juvenile Salmon Survival in an Estuary Network using Release-recovery Data Ken Newman, US Fish and Wildlife Service, United States Recent Developments in Statistical Ecology Byron Morgan, University of Kent, United Kingdom Discussion

16:15	Session 5c: Regression Methods in Medical Research
	Selection of Covariates for Multivariable Regression in Observational Studies: A Review Abhik Das, RTI International, United States Normal or Not? Ozlem Ilk, Middle East Technical University, Turkey A Trend Estimation from Grouped Dose-response Data and its Application to Meta-analysis Kunihiko Takahashi, National Institute of Public Health, Japan Detecting Drug-related Signatures in EEG Data using Model-directed Canonical Correlation Analysis Phil Brain, Pfizer Global R & D, United Kingdom The Fine & Gray Model for Competing Risks with Left Truncated Data or Time-dependent Covariates Ronald Geskus, Academic Medical Center, Netherlands Developing Risk Models for Survival Outcomes when the Number of Events is Small Gareth Ambler, University College London, United Kingdom

16:15	Session 5d: Genomics, Proteomics, ...
	An Adjusted Test Statistic based on Shrunken Sample Variance for Identifying Differentially Expressed Genes in Microarray Experiments Akihiro Hirakawa, Pharmaceuticals and Medical Devices Agency, Japan Testing Procedures on Comparisons of Several Treatments with one Control in a Microarray Setting Ziv Shkedy, Hasselt University, Belgium A Sparse Method to Handle Two High Dimensional Symetric Data Sets Kim-Anh Lè Cao, INRA and University of Toulouse, France Sparseness determination for boosting estimation of high-dimensional survival models Harald Binder, University of Freiburg, Germany A Flexible Mixture Model to Describe Multifactorial Genetic Risk Factors of Complex Disease, with an Application for Gene-gene and Gene-environment Interaction Discovery Joanna Davies, University of Oxford, United Kingdom The Analysis of DGGE Gels David Baird, VSN (NZ) Limited, New Zealand

16:15	Session 5e: Functional Data Analysis and Time Series
	Obtaining Improved Estimates in Time Series Studies of the Association between Particulate Matter Air Pollution and Mortality Steven Roberts, australian national university, Australia A Warped Failure Time Model for Human Mortality Carlo Giovanni Camarda, Max Planck Institute for Demographic Research, Germany An Approach to the Analysis of Spatially Correlated Multilevel Functional Data Ana-Maria Staicu, University of Bristol, United Kingdom Using Random Walk in Models specified by Stochastic Differential Equations to Determine the Best Expression for the Bacterial Growth Rate Kirsten Riber Philipsen, Technical University of Denmark, Denmark Asymmetric Least Squares Smoothing and Life Expectancy Frontiers Sabine Schnabel, Max Planck Institute for Demographic Research, Germany Wavelet Alternative for Solving Specific Problems in Pattern Recognition of Human Gait Peter Amoako-Yirenkyi, Kwame Nkrumah University of Science and Technology, Ghana

16:15	Session 5f: Causal Inference in Clinical Trials
	Structural Models to Characterize the Clinical Benefits of an On-demand Drug Dosing Regimen: Model Selection and Validation Laetitia Comté, University of Liège, Belgium Assessing Causal Effects with Truncation Due to Death and Missing Mortality Status Megan Price, Emory University, United States Using Double Robust Estimators To Provide Unbiased As-treated Effects in Randomised Trials Richard Emsley, The University of Manchester, United Kingdom Evaluation of Surrogate Endpoints through Direct and Indirect Causal Effects Koji Oba, Kyoto University, Japan Structural Mean Models for Estimating Treatment Effects in Randomized Trials with Two Active Arms Krista Fischer, MRC Biostatistics Unit, United Kingdom Estimation of Causal Effects for Trials of Group Administered Treatments Chris Roberts, University of Manchester, United Kingdom

16:15	Session 5g: Poster Session 2: Epidemiological Methods
	A SAS Macro for the Calculation of Relative Risks from Non-Parametric Logistic Regression Models using B-Splines Hanno Ulmer, Innsbruck Medical University, Austria Prevalence and Consultation Behaviour of Self-Reported Rectal Bleeding by Face-to-Face Interview in an Asian Community. Metin Basaranoglu, Selcuk University, Turkey The Prevalence and Risk Factors associated with Post-infective Irritable Bowel Syndrome (PI-IBS) Developed in Hospitalized Patients due to Acute Bacterial Gastroenteritis Metin Basaranoglu, Selcuk University, Turkey Epidemiologic Features of Nonalcoholic Fatty Liver Metin Basaranoglu, Selcuk University, Turkey Directed Acyclic Graphs for Phenotypes and Genotypes Association between Oral Mucosa and Rat Submandibular Gland Tumorogenesis Mabel Brunotto, Universidad Nacional de Cordoba, Argentina Research Ethics in the English Speaking Caribbean – the Role of the Biostatistician Donald Simeon, Caribbean Health Research Council, Trinidad And Tobago Propagating Imprecision: Combining Confidence Intervals from Independent Sources Robert Newcombe, Cardiff University, United Kingdom Alternative Graphs for Diagnostic Tests: The Agreement Chart and the Receiver Operating Characteristic (ROC) Curve Shrikant Bangdiwala, University of North Carolina, United States Defining and Identifying the Effect of Treatment on the Treated Sara Geneletti, Imperial College London, United Kingdom Preparation for a Historically Controlled Trial of StemEx: Comparing Logistic Regression with Propensity Score for Estimating the Treatment Effect Liraz Olmer, Gertner Institute for Epidemiology and Health Policy Research, Israel Evaluation of the Minimum Sample Size for Detecting SNPs Interactions with Classification Tree Models in Case-control Studies Yolanda Benavente , Catalan Institute of Oncology, Spain Rapid Surveillance of AIDS Mortality in South Africa Ria Laubscher, South Medical Research Council, South Africa Correction of Bias from Non-Random Missing Longitudinal Data Using Auxillary Data Charles Hall, Albert Einstein College of Medicine of Yeshiva University, United States Using Utility Skill Scores to Assess the Economic Utility of Diagnostic Tests David Buckley, Greater Southern Area Health Service, Australia Statistical Issues in Sttudying the Relative Importance of Body Mass Index, Waist Circumference, Waist Hip Ratio and Waist Stature Ratio to Predict Type 2 Diabetes Narasimha Murthy Bhamidipati, National Institute of Epidemiology, India Extreme Value Theory Applied to Epidemic Data: On the Estimation of Return Values for Major Epidemics Hans Wackernagel, Ecole des Mines de Paris, France A New Spatial Agregation Algorithm that Improves Performance of Spatial Cluster Detection Lasse Engbo Christiansen, Technical University of Denmark, Denmark Comparison of Simple and Multiple Imputation Methods Applied to a Risk Model for Surgical Mortality Luciana Nunes, UFRGS, Brazil Evaluation of Multiple Outcomes from a Cohort of Epileptic Patients: Modeling Approaches H.Refik Burgut, Cukurova University - Weill Cornell Medical College in Doha, Turkey Outcome-Dependent Sampling and Its Application to Environmental Health Studies Haibo Zhou, University of North Carolina, United States QIC Program and Model Selectioni in GEE Analyses James Cui, Monash University, Australia

18:15

	Exploring Roads to Successful Publishing: A Face-to-Face Conversation with the Editors Theatre M


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