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Transitions in the age of biomedical AI

FREIBURG | GERMANY

27.09. - 01.10.26

Invited Sessions

Organizer: James Carpenter

Accelerating Evaluation and Adoption of Complex Digital Outcome Measures in Trials

The rapid evolution of technological devices in biomedicine allows measuring increasingly complex and high-dimensional data (high-frequency time series, 3D images generated by medical scanners etc). Even with such availability of digital device monitors, relatively few are accepted for primary outcome measurement in late phase trials. This session explores the issues, and how they can be addressed. Among many possible approaches, functional data analysis methods provide the basic tools to extract knowledge from such intrinsically smooth biomedical data and constitute a promising frontier of research in high-dimensional statistics.

Valeria Vitelli

University of Oslo, Institute of Basic Medical Sciences, Oslo Centre for Biostatistics and Epidemiology, Department of Biostatistics,  Norway

Mia Tackney

University of Cambridge, MRC Biostatistics Unit, UK

Ian McKeague

Columbia University, Mailman School of Public Health, USA

Organizers: Antonia Zapf, Grazia Valsecchi, Valeria Vitelli

Biostatistics for Personalized Medicine

In the era of precision medicine, the paradigm of the “average population trial” is challenged by the need to adopt individualized therapies where treatment choices are dynamically linked to the course of the disease and tailored to the single patient. Biomarker discovery is critical for precision medicine because it reveals molecular features that predict response or risk with targeted treatments. In this setting, the development of modern trial designs and of computationally intensive statistical methods, e.g. for integrating multi-omics data or drug response profiles, is becoming central for predicting a patient’s prognosis or treatment response, and for accelerated drug discovery and companion diagnostics, for instance in oncology.

Manuela Zucknick

University of Oslo, Institute of Basic Medical Sciences, Oslo Centre for Biostatistics and Epidemiology, Department of Biostatistics,  Norway

Eric Laber

Duke University School of Medicine, Department of Biostatistics & Bioinformatics , USA

Jan Trøst Jørgensen

Dx-Rx Institute, Denmark

Organizers: Stefan Michiels, Martin Posch

Innovations in Master Protocols Evaluating Multiple Treatments and (Rare) Diseases

The traditional fragmented clinical development of treatments are being optimised by master protocols, which are set up to evaluate multiple treatments and (rare) diseases in the same trial. The session will cover recent statistical developments in early to late phase platform trials, precision medicine designs such as basket and umbrella trials used extensively in oncology, and multi-arm adaptive trials, with both Bayesian and frequentist approaches. This session will be highly valuable for conference participants working on trials.

Jack J Lee

The University of Texas MD Anderson Cancer Center, Houston, TX, USA

James Wason

Newcastle University, Population Health Sciences Institute, UK

Sofia Villar

University of Cambridge, MRC Biostatistics Unit, UK

Organizer: Liangyuan Hu

AI/ML-Driven Causal Inference with Real-World Data Complexities

This session advances methods that make modern AI/ML decision-ready for biomedical research where data are censored, heterogeneous, and small in key subgroups. We showcase approaches that (i) perform causal discovery across multi-cohort data, leveraging overlap while guarding against cohort-specific biases and shifts; (ii) transfer information from large external cohorts to under-represented populations via principled weighting that aligns covariates and outcomes while down-weighting mismatched sources; and (iii) estimate individualized causal pathways with survival outcomes using deep generative models. Across these contributions, common pillars are explicit estimands, assumption transparency, and valid uncertainty with theory-backed guarantees, paired with scalable computation for longitudinal and high-dimensional settings. The importance is practical and immediate: clinicians and policymakers increasingly rely on AI trained on imperfect data. By addressing censoring, sample-size limitations, domain shift, and hidden bias, this session delivers tools that convert complex real-world data into credible, transportable causal evidence for precision medicine and public-health decisions.

Vanessa Didelez

Leibniz-Institut for Prevention Research und Epidemiology, Germany

Yi Li

University of Michigan, School of Public Health. Department of Biostatistics, USA

Xinyuan Song

Chinese University of Hong Kong, Department of Statistics, Hong Kong, China

Organizers: Cecile Proust-Lima, Margarita Moreno Betancour, Stijn Vansteelandt

Causal Inference with Truncation by Death and Missing Data: From Estimands to Estimation

The estimation of causal effects is often hampered by the presence of incomplete data either due to death or other reasons. Incompleteness raises challenges across all steps of causal inference: estimand definition, identifiability, and estimation. This session aims to showcase methodological innovations to tackle incomplete data across the three key steps. Firstly, the challenges of defining an estimand in the context of truncation by death will be discussed with a dual perspective (pragmatic evaluation in clinical research and mechanistic insights into disease processes). Solutions proposed in recent years include the survivor average causal effect, composite estimands such as survival-incorporated quantiles or the win ratio, and hypothetical estimands inspired by causal mediation analyses. Secondly, recent developments regarding identifiability of causal effects in multivariable missingness settings depicted by so-called “missingness” directed acyclic graphs (DAGs) will be exposed. Finally, innovative estimation techniques will be addressed through causal machine learning methods for missing data.

Jessica Young

Harvard T.H. Chan School of Public Health. Department of Epidemiology, USA

Ghazaleh Dashti

Murdoch Children’s Research Institute & University of Melbourne, Australia

Matthew Pryce

London School of Hygiene & Tropical Medicine, Department of Medical Statistics, UK

Organizer: Laure Wynants, Ben van Calster

Evaluating Fairness in Clinical Prediction Models and AI: Current and Emerging Topics

AI fairness is an important topic for AI policy, and for research and healthcare. The recently published TRIPOD+AI reporting guideline and the TRIPOD AI risk of bias tool mention fairness, but do not specify how to evaluate fairness. This session starts with a discussion of the results of a systematic review of clinical predictive AI fairness metrics (https://arxiv.org/abs/2506.17035), that unveiled important shortcomings and a fragmented landscape. Next, we investigate assumptions underlying decision curve analysis that have implications for fairness evaluation. Lastly, we present a software solution to empower independent fairness evaluation while preserving intellectual property and viability of prediction models in the context of the evolving regulatory landscape.

Gary Collins

University of Birmingham, Department of Applied Health Sciences , UK

Joie Ensor

University of Birmingham, Department of Applied Health Sciences, UK

Junfeng Wang

Maastricht University, Care and Public Health Research Institute, Department of Epidemiology, Netherlands

Organizer: Dagmar Waltemath

Biomedical Knowledge Integration

The increasing amount of data being generated in healthcare demands new technologies for data organisation, integration, management and exploration. Semantic Web Technologies and Knowledge Graphs have proven to be suitable approaches to support health data management, and the definition of FAIR metadata improves reusability of health data records. In this session we will discuss latest developments and applications in the field.

Michel Dumontier

Maastricht University, Institute of Data Science, Department of Advanced Computing Sciences, Netherlands

To be announced
To be announced