Overview


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.

Friday, 18 July 2008

08:30
08:30
Session 15a: Invited Session: New developments in statistical ecology
Chair: Byron Morgan, University of Kent, United Kingdom
Session Organisers: Steve Buckland and Byron Morgan

Bayesian Statistical Issues in Coral Reef Ecology
Paul Blackwell, University of Sheffield, United Kingdom

Non-Parametric Estimation of Survival in the Wild: Appoications in Ecology and Evolution
Olivier Gimenez, CNRS, France

Hierarchical Models for Spatial Capture-Recapture Data
Jeffrey Royle, USGS Patuxent Wildlife Research Center, United States

General Discussion

08:30
Session 15b: Invited Session: Predictive model assessment and comparison
Chair: Leonhard Held, University of Zurich, Switzerland
Session Organiser: Leonhard Held

Proper Scoring Rules, Calibration and Sharpness: Assessing Predication for an Uncertain World
Tilmann Gneiting, University of Washington, United States

A Bayesian Chi-Squared Test for Goodness-of-Fit in the Presence of Censored Data
Valen Johnson, University of Texas M.D. Anderson Cancer Center, United States

Prequential Model Selection Methods in the Assessment of Genetic Effects on Long-term Development of Coronary Artery Disease
Carlo Berzuini, Medical Research Unit Biostatistics Unit, United Kingdom

08:30
Session 15c: Experimental Design in Clinical Trials
Do You Want Your Doctor to be an Expert? - The Expertise-based Trial Design
Stephen Walter, McMaster University, Canada

Design Issues arising from Therapist Variation in Psychotherapy Trials
Rebecca Walwyn, King's College London, United Kingdom

Estimates of Information Growth Accommodating Model Misspecification
Abigail Shoben, University of Washington, United States

Designing a Sequentially Randomised Study with Adherence Enhancing Interventions for the First Line Treatment of Diabetes
Jozefien Buyze, Ghent University, Belgium

On the Three-arm Non-inferiority Trial including Placebo with a Pre-specified Margin
Eisuke Hida, National Institute of Public Health, Japan

Exploring the Benefits of Adaptive Sequential Designs in Time-to-event Endpoint Settings
Sarah Emerson, Stanford University, United States

08:30
Session 15d: Missing Data II
Correction of Bias in Imputing Missing Values of Categorical Variables
Ruiguang Song, Centers for Disease Control and Prevention, United States

A Simple Sensitivity Assessment on the Impact of Missing Data in Longitudinal Studies with Gaussian Outcomes
Owen Devine, Centers for Disease Control and Prevention, United States

Stochastic EM Algorithm for Incomplete Longitudinal Data
Caroline Beunckens, Center for Statistics, Hasselt University, Belgium

Pattern-Mixture Models for Categorical Outcomes with Non-Monotone Missingness
Ivy Jansen, Hasselt University, Belgium

Marginalizing Pattern-Mixture Models for Categorical Data Subject to Monotone Missingness
Cristina Sotto, University of Hasselt, Belgium

Comparison of Multiple Imputation Methods in HRQoL Studies with Repeated Measurements
Urko Aguirre Larracoechea, Hospital of Galdakao , Spain

08:30
Session 15e: Mixed and Random Effect Models II
Analysis of Linear Models with Two Factors Having Both Fixed and Random Levels
Peter Njuho, University of KwaZulu-Natal, South Africa

Simple Methods to Improve Methods to Improve MCMC Efficiency in Random Effect Models
William Browne, University of Bristol, United Kingdom

Smooth-CAR Mixed Models for Spatial Count Data
Maria Durban, Universidad Carlos III de Madrid, Spain

A Random-Effects Functional-regression Approach for Assessing Control in the Management of Renal Anaemia
Robert M West, University of Leeds, United Kingdom

Random Effects Ordinal/Discrete Time Models: Application to Grouped Toxicological Data
Marie-Jose Martinez, National University of Ireland, Galway, Ireland

08:30
Session 15f: Statistics in Medical Research III
A Method for Survival Data with Frailty
Alexandre Silva, Instituto Superior de Contabilidade e Administração de Coimbra, Portugal

Separating Borrowing Information and Forming Contrasts: Nonparametric Inference for Arbitrary Functionals of Survival
Kyle Rudser, University of Washington, United States

Two-stage Variable Selection Methods for Predicting the Survival Time of Lung Cancer
Seungyeoun Lee, Sejong University, Korea, Republic Of

Comparing Methods for Assesssing Agreement in Radiological Studies with Continuous Outcome
Annette Kopp-Schneider, German Cancer Research Center, Germany

Three Myths relating to Survival Analysis
Elena Verbitskaya, St.Petersburg Pavlov State Medical University, Russian Federation

Joint Flexible Estimation of Cumulative Effects and Non-linear Dose-response Relationships for Time-varying Exposures in Survival Analyses
Michal Abrahamowicz, McGill University, Canada

08:30
Session 15g: Poster Session 11: Bioinformatics, 'Omics & Microarray Data
A Model for the Analysis of Proteolytic 18O Stable-isotope Labeled Peptides in MALDI-TOF Mass-spectra
Tomasz Burzykowski, Hasselt University, Belgium

Upper Sample Limits and Outliers Detection
Jean-Michel NGUYEN, CHU NANTES, France

Two Stage Linear Mixed Model for Protein Expression Analysis in 2D-DIGE
Elmer Fernández, Catholic University of Córdoba, Argentina

The Distribution of the Numbers of Significant Results in Studies with Many Hypothesis
Gerhard Hommel, IMBEI, University of Mainz, Germany

Nonparametric Method for Outliers Detection
Jean-Michel NGUYEN, CHU NANTES, France

Sample Variability in Principal Coordinates Analysis: An Application to Classifying Genotypes Using Molecular Markers
J. R. Demey, Instituto de Estudios Avanzados - IDEA, Venezuela

Functional Logistic Discrimination and its Application to the Proteomics Trajectory Data
Yuko Araki, Kurume University, Japan

Introducing a Model to Cluster Patient Survival Times Using the Coxian Phase-Type Distribution
Laura Hill, Queens University Belfast, United Kingdom

Detecting Copy-number Variation in Related Individuals
Jeremy Silver, Copenhagen University, Denmark

Identifying Biomarkers from SELDI-TOF Protein Profiles: An Integrative Approach
Yaping Cheng, University of Leeds , United Kingdom

Visualizing Microarray Data Using Two Variants of Parallel Coordinate Plot
Mira Park, Eulji University, Korea, Republic Of

Data Quality Checking in Highly Replicated 2-dye Microarray Data Sets
Andrew Mead, University of Warwick, United Kingdom

Graphical Exploration of Gene Expression Data using Canonical Projection Methods and GE-Bipilots
Cameron Hurst, Queensland University of Technology, Australia

Cluster Analysis of Time-Course Microarray Data using Transformation
Mira Park, Eulji University, Korea, Republic Of

A Two stage Procedure for Identification of Molecular Markers and Stepwise Testing for the Partial Contributions
SRIDHARA HEBBAGODI, Thrombosis Research Institute, India

Measurement Scale Categorization according to the Measurement Error. A Gene Reduction Approach to the Mircoarray Data Analysis
Yoichi Ito, The University of Tokyo, School of Public Health, Japan

Covariance Models for MEG Brain Signals
Fetsje Bijma, VU University, Netherlands

Best Subset Selection Algorithm for Classification with Buit-in Cross-validation
Victor Moreno, Catalan Institute of Oncology, Spain

Estimating Recombination Breakpoint Locations Using Hidden Markov Models and Reversible Jump MCMC
Alex Webb, University of Oxford, United Kingdom

On the Frequency Distribution of Amino-acids Composing a Gene
Anna Bartkowiak, Wroclaw University, Poland

Identification of Colorectal Cancer Biomarkers from MALDI-TOF Data
Elisabet Guinó, Catalan Institut of Oncology, Spain

An Equivalence Approach to Global Testing of Gene Sets based on Functional Profiles
Alex Sánchez, University of Barcelona, Spain

10:15
Coffee Break
10:45
10:45
Session 16a: Invited Session: Two-phase study protocols in epidemiology
Chair: Pascal Wild, INRS, France
Session Organiser: Pascal Wild

Two-Phase in Practice. Robustness and Planning Issues
Walter Schill, University of Bremen, Germany

Using the Whole Cohort in the Analysis of Case-Control and Case-Cohort Data
Norman Breslow, University of Washington, United States

Estimating Equation Methods for Two-phase Studies
Chris Wild, University of Auckland, New Zealand

Discussant (James Hanley)

General Conclusions (Pascal Wild)

10:45
Session 16b: Special Session: Showcase for Biometry in South America, hosts for IBC 2010
Theatre L
Chair: Paulo Ribeiro, UFPR, Brazil
Session Organisers: Brazillian and Argentinean Regions of the IBS

Marginal Correlation from an Extended Random-effects Model for Repeated and Overdispersed Counts
Clarice Demétrio, ESALQ/USP, Brazil

Paper from Argentinean Region (Author and Title to be confirmed)

Discussant (Raul Macchiavelli)

10:45
Session 16c: Markov and Semi-Markov Models
A Multistate Approach for Estimating the Incidence of Human Immunodeficiency Virus by using HIV and AIDS French Surveillance Data
Cécile Sommen, INSERM U897, France

A Bayesian Illness-death Model: Life Expectancies with and without Dementia for Iindividuals with Parkinson's Disease
Ardo van den Hout, MRC Biostatistics Unit, United Kingdom

Saddlepoint Approximation for Semi-Markov Process with Application to a Cardiovascular Randomised Study (LIPID)
Serigne Lo, The George Institue / Macquarie University, Australia

Use of a Hidden Semi-Markov Model for Recurrent Events
Theodoros Economou, University of Exeter, United Kingdom

A Multi-state Model with Flexible Type Specific Covariates
Giovanni Parrinello, University of Brescia, Italy

Non-Gaussian Bifurcating Autoregressive Models
Martin Ridout, University of Kent, United Kingdom

10:45
Session 16d: Non- and Semi-Parametric Methods in Clinical Trials
Semiparametric Estimation with Correlated Recurrent Event Data under Informative Monitoring
Akim Adekpedjou, University of Missouri-Rolla, United States

A Revisit of Robust Inference in the Cox Model
Sally Galbraith, The University of New South Wales, Australia

Exact Two-sample Tests for Equivalence based on Linear Rank Statistics
Stefan Wellek, CIMH Mannheim/University of Heidelberg, Germany

Multiple Comparison Procedures based on Permutation Tests
Aldo Solari, University of Padova, Italy

An Overview on Assessing Agreement with Continuous Measurements
Huiman Barnhart, Duke Clinical Reearch Institute, United States

10:45
Session 16e: Time Series Analysis
Seasonal Models of Disease that are Non-sinusoidal and Non-stationarity
Adrian Barnett, Queensland University of Technology, Australia

Modelling Animal Motivation by Means of a Latent-state Model with Feedback
Iain MacDonald, University of Cape Town, South Africa

Modeling Non-stationary Long Memory with Time Varying Spectra
Nan-Jung Hsu, Institute of Statistics, National Tsing-Hua university, Taiwan, Province Of China

A Generalized Autoregressive Conditional Heteroscedasticity Model (GARCH) to Analyze Continuous Blood Glucose Monitoring Data for Diabetic Patients
Sanjoy Paul, University of Oxford, United Kingdom

Development of Switching State Models for Bird Count Series
Hitoho Takahashi, Jiyu Gakuen College, Japan

Associations between Air Pollution and Doctors’ House Visits for Cardiorespiratory Diseases in Bordeaux, France: a Time-Series Analysis.
Sophie Larrieu, Institute of Public Health Surveillance, France

10:45
Session 16f: Poster Session 12: Genetics
A General Principle for the Identification of Causal Genetic Effects in Association Studies
Christoph Lange, Harvard School of Public Health, United States

Bayesian Genetic Mapping
Emilio Carbonell, IVIA, Spain

Nonparametric Multivariate Test for Genetic Linkage
Soo Kim, The Catholic University of Korea, Korea, Republic Of

Bias and Inflated Variance in the Genehunter Nonparametric Linkage Test Statistic
Eun Kyeong Choi, The Catholic University of Korea , Korea, Republic Of

Non-Parametric Modelling of Multivariate Genetic Distances in the Analysis of Spatial Population Structure at Fine Scale
Cecilia Bruno, Universidad Nacional de Córdoba, Argentina

Rank Transformation in Haseman-Elston Regression using Scores for Location-scale Alternatives
Daniel Gerhard, Leibniz University of Hanover, Germany

Tolerance Intervals from Probe-specific Mixed-models to Detect Changes in Copy Number using Multiplex Ligation-dependent Probe Amplification (MLPA)
Juan Gonzalez, Center for Reseach in Environmental Epidemiology (CREAL), Spain

On the Inadmissibility of Watterson's Estimator
Andreas Futschik, University of Vienna, Austria

Random Coefficient Regression Models in QTL Interval Mapping
Alejandra Teresita Arroyo, CONICET, Argentina

Analysis of Array CGH Data for the Detection of Single-cell Chromosomal Imbalances
Michèle Ampe, Katholieke Universiteit Leuven, Belgium

Sib Transmission and Disequilibrium Tests for Linkage and/or Association Using Multiple Highly Linked Markers
Jinheum Kim, University of Suwon, Korea, Republic Of

Pleiotropic Effects in Thrombotic-Related Traits Using Bivariate Variance Components Models
Alfonso Buil, Institut de Recerca Hospital de Sant Pau, Spain

Exploiting Epidemiological Findings when Assessing Biological Disease Markers using Pedigree Datasets
Sabine Landau, Institute of Psychiatry, King's College London, United Kingdom

Detecting DNA Copy Number Changes in Array-CGH Experiment Data Using CUSUM and Its Derivative
Byung-Soo Kim, Yonsei University, Korea, Republic Of

Heritability and Covariate Effects in a Brazilian Families Study
Júlia Maria Pavan Soler, University of São Paulo, Brazil

Modeling Correlated Data from a Study of Brazilian Families
Júlia Maria Pavan Soler, University of São Paulo, Brazil

Local Influence in Pedigree Data
Felipe Osorio, Universidad de Valparaiso, Chile

Power of Single Nucleotide Polymorphisms in Forensic Identification
Hyo Jung Lee, Korea University, Korea, Democratic People's Republic Of

A Comparison of Two Graphical Methods for Quantitative Evaluation of the Progression of Chronic Diseases
Suzi Camey, UFRGS, Brazil

Partial-Least-Squares-Regression Models for Genome-wide Association Studies
Garrett Hellenthal, University of Oxford, United Kingdom

A Bayesian Model in Genetic Association Studies
Georgia Escaramis-Babiano, CIBER en Epidemiología y Salud Pública, Spain

Score Tests for Genome-wide Association Studies Adjusting for Population Structure and Cryptic Relationships
William Astle, Imperial College London, United Kingdom

12:30
12:30
Closing Plenary 17a: Closing Session
Lecture Theatre L
Chair: Andrew Mead, University of Warwick, United Kingdom
Closing Comments and Acknowledgements (Andrew Mead and Tom Louis)

Presentation of Awards for the Best Student Oral Presentations

Presentation of Awards for the Best Poster Presentations

Presentation of Awards for the Best Papers by SCC delegates from each continent

Presentation about IBC Floripa 2010 (Dalton Andrade)

13:30
Lunch and Depart