Evidence map›Paper›PMID 39444919›Full record

ArticleJournal of thoracic disease2024

Incidence and risk factors of ventilator-associated pneumonia in the intensive care unit: a systematic review and meta-analysis.

Wenze Li, Jiajia Cai, Liqin Ding, Yanyan Chen, Xiaoqin Wang, Hongyan Xu

Registry-linked trialAbstract read
In one paragraph

Article in Journal of thoracic disease, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT07005505 (Automatic Tube Compensation vs. Pressure Support Ventilation During Spontaneous Breathing Trials in Critically Ill Adults), which is not on this map. Cited by 22 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed, 2 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.

NCT07005505 narecruitingnot on this mapstarted 2025, after this paper: background citation

Automatic Tube Compensation vs. Pressure Support Ventilation During Spontaneous Breathing Trials in Critically Ill Adults: A Cluster-Randomized, Cluster-Crossover Trial

TypeinterventionalSponsorRush University Medical CenterRan2025 to 2027Enrolled880ConditionsSpontaneous Breathing Trial in ICUArmsPressure Support Ventilation (PSV), Automatic tube compensation (ATC)
3 · Its place in the literature

Who cites it

22 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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  16. Mortality in Ventilator-Associated Tracheobronchitis and Pneumonia in Oncology Patients: The Impact of Microbiological Aspects.The Canadian journal of infectious diseases & medical microbiology = Journal canadien des maladies infectieuses et de la microbiologie medicale · 2026
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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

6 authors.

Wenze LiDepartment of Psychiatric Geriatric Intensive Care Medicine, Tongde Hospital of Zhejiang Province, Hangzhou, China.
Jiajia CaiDepartment of Psychiatric Geriatric Intensive Care Medicine, Tongde Hospital of Zhejiang Province, Hangzhou, China.
Liqin DingDepartment of Psychiatric Geriatric Intensive Care Medicine, Tongde Hospital of Zhejiang Province, Hangzhou, China.
Yanyan ChenDepartment of Psychiatric Geriatric Intensive Care Medicine, Tongde Hospital of Zhejiang Province, Hangzhou, China.
Xiaoqin WangDepartment of Psychiatric Geriatric Intensive Care Medicine, Tongde Hospital of Zhejiang Province, Hangzhou, China.
Hongyan XuNursing Department, Tongde Hospital of Zhejiang Province, Hangzhou, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Ventilator-associated pneumonia (VAP) is a serious complication occurring in critically ill patients receiving mechanical ventilation in the intensive care unit (ICU). This study attempted to analyze VAP incidence in the ICU using a meta-analysis, investigate risk factors for VAP occurrence, and examine influence of VAP on outcomes. Methods: A search was carried out in the Web of Science, PubMed, Embase, and The Cochrane Library databases to identify studies on incidence and risk factors of VAP in ICU patients. Study quality was tested by the Newcastle-Ottawa Scale. Data related to risk factors, incidence, and outcomes were utilized for meta-analysis. Meta-analysis was conducted using Stata 18 and Review Manager 5.4. Results: Seventeen articles were included, comprising 6,222 patients, and incidence of VAP was 30% [95% confidence interval (CI): 24-37%]. Risk factor analysis showed that males [odds ratio (OR): 1.50; 95% CI: 1.29-1.75; P<0.001], smoking (OR: 1.30; 95% CI: 1.08-1.57; P=0.007) and Acute Physiology and Chronic Health Evaluation II (APACHE II) score [weighted mean difference (WMD): 1.30; 95% CI: 0.31-2.30; P=0.01] were risk factors for VAP. Antibiotic prophylaxis (OR: 0.79; 95% CI: 0.63-0.99; P=0.04) was a protect factor for VAP. Compared with non-VAP patients, VAP patients had a prolonged duration of mechanical ventilation (WMD: 6.96; 95% CI: 5.42-8.50; P<0.001), ICU length of stay (WMD: 7.91; 95% CI: 5.43-10.39; P<0.001) and total length of hospital stay (WMD: 8.09; 95% CI: 3.70-12.48; P=0.0003). There was no significant difference in mortality rate between VAP and non-VAP patients (OR: 1.13; 95% CI: 0.79-1.63; P=0.50). Conclusions: VAP incidence in the ICU was around 30%. Male, smoking, and high APACHE II score were risk factors for VAP, while antibiotic prophylaxis was a protective factor for VAP. VAP could lead to prolonged mechanical ventilation, ICU stay, and hospital stay, but it did not influence mortality.

Indexed as

incidenceintensive care unit (ICU)mortalityrisk factorsVentilator-associated pneumonia (VAP)

Identifiers

PMID39444919
PMCPMC11494550

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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.