Evidence map›Paper›PMID 38163481›Full record

ArticleClinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases2024

A quasi-experimental study of a bundled diagnostic stewardship intervention for ventilator-associated pneumonia.

Owen R Albin, Jonathan P Troost, Louis Saravolatz, Michael P Thomas, Robert C Hyzy, Mark A Konkle, Andrew J Weirauch, Robert P Dickson, Krishna Rao, Keith S Kaye

Erratum issued Registry-linked trialOpen access · bronzeAbstract readEvaluation Study
In one paragraph

Article in Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. It is linked to trial NCT05176353 (Implementation of a Diagnostic Stewardship Bundle for Ventilator-associated Pneumonia Among Mechanically-ventilated Patients), which is not on this map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
2.4field-weighted citation impact, top 11% of its field
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.

NCT05176353 nacompletednot on this map

Implementation of a Diagnostic Stewardship Bundle for Ventilator-associated Pneumonia Among Mechanically-ventilated Patients

TypeinterventionalSponsorUniversity of MichiganRan2022 to 2023Enrolled4,892ConditionsVAP - Ventilator Associated PneumoniaArmsVAP diagnostic stewardship bundle
3 · Its place in the literature

Who cites it

12 citing papers in PubMed, 11 citations in OpenAlex.

  1. Article
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  3. Challenges and opportunities in the management of severe pneumonia. Key concepts from the Seventh Annual Meeting of Spanish Experts 2025.Revista espanola de quimioterapia : publicacion oficial de la Sociedad Espanola de Quimioterapia · 2026
    Review
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors at 3 institutions in 1 country.

Owen R AlbinDepartment of Internal Medicine, Division of Infectious Diseases, University of Michigan Medical School, Ann Arbor, MI, USA. Electronic address: oalbin@med.umich.edu.
Jonathan P TroostMichigan Institute for Clinical & Health Research, University of Michigan, Ann Arbor, MI, USA.
Louis SaravolatzDepartment of Internal Medicine, Division of Infectious Diseases, University of Michigan Medical School, Ann Arbor, MI, USA.
Michael P ThomasDepartment of Internal Medicine, Division of Cardiovascular Medicine, University of Michigan Medical School, Ann Arbor, MI, USA.
Robert C HyzyDepartment of Internal Medicine, Division of Pulmonary and Critical Care Medicine, University of Michigan Medical School, Ann Arbor, MI, USA.
Mark A KonkleDepartment of Adult Respiratory Care, Michigan Medicine, Ann Arbor, MI, USA.
Andrew J WeirauchDepartment of Adult Respiratory Care, Michigan Medicine, Ann Arbor, MI, USA.
Robert P DicksonDepartment of Internal Medicine, Division of Pulmonary and Critical Care Medicine, University of Michigan Medical School, Ann Arbor, MI, USA.
Krishna RaoDepartment of Internal Medicine, Division of Infectious Diseases, University of Michigan Medical School, Ann Arbor, MI, USA.
Keith S KayeDepartment of Internal Medicine, Robert Wood Johnson Medical School, New Brunswick, NJ, USA.
University of Michigan · USMichigan Medicine · USJohnson University · US

Funding

MICHIGAN INSTITUTE FOR CLINICAL AND HEALTH RESEARCH (MICHR) (UL1): (BPCA)UL1RR024986 · NCRR · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI SHANLEY, THOMAS P. · 2007 to 2011
$51.2M
NCRR NIH HHS UL1 RR024986
6 · The paper itself

Abstract

objectivesDiagnostic error in the use of respiratory cultures for ventilator-associated pneumonia (VAP) fuels misdiagnosis and antibiotic overuse within intensive care units. In this prospective quasi-experimental study (NCT05176353), we aimed to evaluate the safety, feasibility, and efficacy of a novel VAP-specific bundled diagnostic stewardship intervention (VAP-DSI) to mitigate VAP over-diagnosis/overtreatment.

methodsWe developed and implemented a VAP-DSI using an interruptive clinical decision support tool and modifications to clinical laboratory workflows. Interventions included gatekeeping access to respiratory culture ordering, preferential use of non-bronchoscopic bronchoalveolar lavage for culture collection, and suppression of culture results for samples with minimal alveolar neutrophilia. Rates of adverse safety outcomes, positive respiratory cultures, and antimicrobial utilization were compared between mechanically ventilated patients (MVPs) in the 1-year post-intervention study cohort (2022-2023) and 5-year pre-intervention MVP controls (2017-2022).

resultsVAP-DSI implementation did not associate with increases in adverse safety outcomes but did associate with a 20% rate reduction in positive respiratory cultures per 1000 MVP days (pre-intervention rate 127 [95% CI: 122-131], post-intervention rate 102 [95% CI: 92-112], p < 0.01). Significant reductions in broad-spectrum antibiotic days of therapy per 1000 MVP days were noted after VAP-DSI implementation (pre-intervention rate 1199 [95% CI: 1177-1205], post-intervention rate 1149 [95% CI: 1116-1184], p 0.03). DISCUSSION: Implementation of a VAP-DSI was safe and associated with significant reductions in rates of positive respiratory cultures and broad-spectrum antimicrobial use. This innovative trial of a VAP-DSI represents a novel avenue for intensive care unit antimicrobial stewardship. Multicentre trials of VAP-DSIs are warranted.

Indexed as

Pneumonia, Ventilator-AssociatedAnti-Bacterial AgentsFeasibility StudiesHumansIntensive Care UnitsProspective StudiesAnti-Bacterial AgentsAntimicrobial stewardshipDiagnostic stewardshipHospital-acquired bacterial pneumoniaNosocomial pneumoniaVentilator-associated

Identifiers

PMID38163481
PMCPMC12964719
OpenAlexW4390443826

What OpenQuestion holds

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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.