Poster: Methodology - Other topics

CROSS-PLATFORM REPRODUCIBILITY OF POPULATION PHARMACOKINETIC MODELING: TRANSLATION FROM NONMEM TO PUMAS

Thursday 7 May, 2026

Objectives Population pharmacokinetic (PopPK) modeling plays a central role in model-informed drug development (MIDD); supporting decision-making throughout clinical development and…

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The Decision-Equivalence Metric (DEM) Method Based Evaluation of Biomarker Surrogacy in MASH

Thursday 7 May, 2026

Objectives: Early and reliable go/no go decisions are essential for accelerating drug development in metabolic dysfunction–associated steatohepatitis (MASH). Surrogate biomarkers…

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A POTENTIAL COST OF BLOCK-DIAGONAL Ω: BIASED DOSE-RESPONSE ESTIMATES IN THE PRESENCE OF EXPOSURE-RESPONSE CONFOUNDING

Thursday 7 May, 2026

Introduction: In pharmacometrics, it is often (implicitly) assumed that the exposure-response relationship in a dose randomized study is unconfounded, at…

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COUNTING THE BIOCHEMICAL REACTION OCCURRENCES: A STATISTICAL IMPLICATION OF THE FIRST-ORDER RATE CONSTANTS IN KINETIC MODELS

Thursday 7 May, 2026

INTRODUCTION: In biochemistry and its applied sciences such as pharmacology, first-order rate constants (FORCs) are used in kinetic models to…

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QUANTIFYING THE IMPACT OF LLOQ AND ULOQ CENSORING ON M3 ESTIMATION PERFORMANCE IN NONMEM

Thursday 7 May, 2026

Introduction/objectives : The analysis of pharmacokinetic (PK) clinical data is frequently complicated by censored observations, which may affect data representativeness…

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BIDIRECTIONAL CONVERSION BETWEEN MRGSOLVE AND RXODE2 FOR PHARMACOMETRIC MODELS

Thursday 7 May, 2026

Objectives Pharmacometric models implemented in mrgsolve [1] and rxode2 [2] are increasingly used for simulation and exploratory analyses in R…

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METHODS FOR SUBGROUP SIMILARITY ASSESSMENT IN DOSE-RESPONSE META-ANALYSIS USING A BOOTSTRAP APPROACH

Thursday 7 May, 2026

Introduction and Objectives: Dose-response meta-analysis (DRMA) has gained considerable attention as an effective approach to synthesize the dose-response relationships reported…

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Choosing the Right Exposure Metric: Power and Confounding in Exposure-Response (E-R) Models

Thursday 7 May, 2026

Introduction: As outlined by FDA guidance [1], Exposure-Response (E-R) analyses can support dosage selection and adjustments. When a single response…

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R-based Bayesian workflow for ODE pharmacometrics modeling: generalized dapagliflozin PK model as a case study

Thursday 7 May, 2026

Introduction Most model-based analyses in pharmacometrics (PMx) and the associated statistical inference follow the frequentist paradigm, established in the early…

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SimuRg: an R wrapper package for an AI-based pharmacometrics ecosystem

Thursday 7 May, 2026

Introduction Pharmacometrics analysis can be represented as workflow comprising multiple highly specialized steps that typically include data processing, data digitization,…

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