Evidence map›Paper›PMID 33292582›Full record

ArticleJournal of intensive care2020

The higher the better? Defining the optimal beta-lactam target for critically ill patients to reach infection resolution and improve outcome.

Christina Scharf, Uwe Liebchen, Michael Paal, Max Taubert, Michael Vogeser, Michael Irlbeck, Michael Zoller, Ines Schroeder

Registry-linked trialAbstract read
In one paragraph

Article in Journal of intensive care, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03985605 (Therapeutic Drug Monitoring of Antiinfectives for Patients With Severe Illness), which is not on this map. Cited by 43 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
43citing papers in PubMed, 3 pooled it
–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.

NCT03985605 completednot on this map

Therapeutic Drug Monitoring of Antiinfectives for Patients With Severe Illness

TypeobservationalSponsorLudwig-Maximilians - University of MunichRan2018 to 2022Enrolled500ConditionsInfection, Bacterial
3 · Its place in the literature

Who cites it

43 citing papers in PubMed, 3 syntheses or guidelines pooled it.

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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

8 authors.

Christina ScharfDepartment of Anaesthesiology, University Hospital, LMU Munich, Marchioninistrasse 15, 81377, Munich, Germany. Christina.Scharf@med.uni-muenchen.de.ORCID http://orcid.org/0000-0002-5310-4116
Uwe LiebchenDepartment of Anaesthesiology, University Hospital, LMU Munich, Marchioninistrasse 15, 81377, Munich, Germany.
Michael PaalInstitute of Laboratory Medicine, University Hospital, LMU Munich, Munich, Germany.
Max TaubertDepartment I of Pharmacology, Centre for Pharmacology, Faculty of Medicine and University Hospital Cologne, University of Cologne, Cologne, Germany.
Michael VogeserInstitute of Laboratory Medicine, University Hospital, LMU Munich, Munich, Germany.
Michael IrlbeckDepartment of Anaesthesiology, University Hospital, LMU Munich, Marchioninistrasse 15, 81377, Munich, Germany.
Michael ZollerDepartment of Anaesthesiology, University Hospital, LMU Munich, Marchioninistrasse 15, 81377, Munich, Germany.
Ines SchroederDepartment of Anaesthesiology, University Hospital, LMU Munich, Marchioninistrasse 15, 81377, Munich, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesBeta-lactam antibiotics are often subject to therapeutic drug monitoring, but breakpoints of target attainment are mostly based on expert opinions. Studies that show a correlation between target attainment and infection resolution are missing. This analysis investigated whether there is a difference in infection resolution based on two breakpoints of target attainment.

methodsAn outcome group out of 1392 critically ill patients treated with meropenem or piperacillin-tazobactam was formed due to different selection criteria. Afterwards, three groups were created: group 1=free drug concentration (f) was < 100% of the time (T) above the minimal inhibitory concentration (MIC) (< 100% fT >

resultsThe outcome group consisted of 55 patients (groups 1-3, 17, 24, and 14 patients, respectively). Patients allocated to group 2 or 3 had a significantly faster reduction of the C-reactive protein in contrast to patients allocated to group 1 (p = 0.033 and p = 0.026). Patients allocated to group 3 had a worse renal function, a higher Acute Physiology and Chronic Health Evaluation (APACHE II) score, were older, and had a significantly higher in-hospital mortality compared to group 1 (p = 0.017) and group 2 (p = 0.001). The higher mortality was significantly influenced by worse liver function, higher APACHE II, and higher Sequential Organ Failure Assessment (SOFA) score and norepinephrine therapy.

conclusionAchieving the target 100% fT >

trial registrationNCT03985605.

Indexed as

Breakpoint of target attainmentCritical illnessInfection resolutionMeropenemMortalityPiperacillin-tazobactam

Identifiers

PMID33292582
PMCPMC7686672

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Registered trials

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.