Joint TITE-CRM: A Design for Dose Finding Studies for Therapies with Late-Onset Safety and Activity Outcomes

Barnett, Helen and Boix, Oliver and Kontos, Dimitris and Jaki, Thomas (2025) Joint TITE-CRM: A Design for Dose Finding Studies for Therapies with Late-Onset Safety and Activity Outcomes. STATISTICS IN BIOPHARMACEUTICAL RESEARCH, 17 (1). pp. 149-160. ISSN 1946-6315,

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Abstract

In Phase I/II dose-finding trials, the objective is to find the Optimal Biological Dose (OBD), a dose that is both safe and shows sufficient activity that maximizes some optimality criterion based on safety and activity. In cancer, treatment is typically given over several cycles, complicating the identification of the OBD as both toxicity and activity outcomes may occur at any point throughout the follow up of multiple cycles. In this work we present and assess the Joint TITE-CRM, a model-based design for late onset toxicities and activity based on the well-known TITE-CRM. It is found to be superior to the currently available alternative designs that account for late onset bivariate outcomes, as well as being both intuitive and computationally feasible.

Item Type: Article
Uncontrolled Keywords: BAYESIAN-APPROACH; CLINICAL-TRIALS; TOXICITY; EFFICACY; Dose-finding; Late-onset activity; Late-onset toxicities; Model-Based; Phase I trials
Subjects: 000 Computer science, information & general works > 004 Computer science
Divisions: Informatics and Data Science > Department Machine Learning & Data Science > Lehrstuhl für Computational Statistics (Prof. Dr. Thomas Jaki)
Depositing User: Dr. Gernot Deinzer
Date Deposited: 17 Mar 2026 07:46
Last Modified: 17 Mar 2026 07:46
URI: https://pred.uni-regensburg.de/id/eprint/64402

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