Poster: Other topics - Methodology

Specifying Models with Time Dependent Pharmacokinetic Parameters in NONMEM

Thursday 16 October, 2025

Objectives: Time dependent parameters are sometimes required to describe the pharmacokinetics of a drug. NONMEM provides the user with a…

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A Negative feedback model for a mechanism based description of longitudinal observations: application for bone turnover biomarkers.

Thursday 16 October, 2025

Objectives: In modern medicine the initial diagnosis of an abnormal metabolic condition is based on blood borne measurements often involving multiple…

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Modeling of renal failure, dialysis, inhalation and mechanical ventilation: Development of a whole-body physiologically-based pharmacokinetic (PBPK) model for ICU patients with and without renal failure receiving inhalatively administered Amikacin via a tracheal tube.

Thursday 16 October, 2025

Objectives: Aim of this study was to establish a whole-body PBPK model for inhalative administration of Amikacin to renally impaired…

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Comparison of methods for handling missing covariate data

Thursday 16 October, 2025

Background: Inclusion of important covariates in non-linear mixed effects modelling will reduce the unexplained inter-individual variability and improve the predictability…

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Utilising prior literature population models to inform clinical practice – a dosing regimen for immediate N-acetyl cysteine treatment of paracetamol overdose

Thursday 16 October, 2025

Objectives: This research shows how a model from a prior population analysis can be used with clinical trial simulations to…

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Modeling Pain score in clinical trials using a joint survival-longitudinal mixed model with a Beta distribution in presence of missing values not occurring at random.

Thursday 16 October, 2025

Objectives: In clinical trials investigating pain drugs, the pain is usually assessed by means of a score or a Visual…

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Drug Effects on Sleep Data from a 28-Day Clinical Study in Insomniac Patients: Covariate Analysis Using a Multinomial Mixed-Effect Markov-Chain Model

Thursday 16 October, 2025

Objectives: Sleep quality is objectively assessed through polysomnography (PSG), from which clinical efficacy endpoints like sleep latency (LPS) or wake…

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Kinetic nomograms assist individualization of drug regimens

Thursday 16 October, 2025

Objective: The aim of this work is to propose a rapid and simple drug dosage adjustment method. Develop a useful…

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PK/PD Model of skin toxicity in animal reported as binary outcome

Thursday 16 October, 2025

Objectives: Develop a PK/PD model for skin toxicity in animal and provide a quantitative basis for preclinical safety assessment. Material…

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Evaluating Bootstrap Methods in Nonlinear Mixed Effect Models (NMEM) Using a PK Model

Thursday 16 October, 2025

Objectives:  The bootstrap methods in PK/PD studies have not investigated the bias and reliability of various bootstrap confidence interval (CI)…

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