Evidence map›Paper›PMID 40224358›Full record

ArticleJAC-antimicrobial resistance2025

Simulation-based evaluation of the impact of dose fractionation study design on antibiotic PKPD analyses.

Raphaël Saporta, Muskan Madan, Lena E Friberg

Abstract read
In one paragraph

Article in JAC-antimicrobial resistance, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors.

Raphaël SaportaDepartment of Pharmacy, Uppsala University, Uppsala, Sweden.ORCID https://orcid.org/0009-0005-3459-6839
Muskan MadanDepartment of Pharmacy, Uppsala University, Uppsala, Sweden.
Lena E FribergDepartment of Pharmacy, Uppsala University, Uppsala, Sweden.ORCID https://orcid.org/0000-0002-2979-679X

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Objectives: To evaluate the impact of antibiotic dose fractionation study design on pharmacokinetic/pharmacodynamic (PK/PD) indices and PKPD model estimation. Methods: PKPD models for meropenem and polymyxin B (PMB) were applied to (i) simulate various dose fractionation studies in mice to derive PK/PD indices and efficacy targets and (ii) perform stochastic simulations and estimations evaluating which efficacy assessment times, in addition to 24 h, would improve the estimation of drug effect parameters. Results: The Conclusions: The choice of doses and fractionations impacted PK/PD index selection and efficacy target magnitude. Depending on the antibiotic, the dose or fractionation selection appeared to be the most critical. Early treatment efficacy measurements were beneficial to PKPD model-based analyses, particularly to describe resistance processes.

Identifiers

PMID40224358
PMCPMC11986329

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.