Evidence map›Paper›PMID 41953496›Full record

ArticleJournal of the Intensive Care Society2026

The effectiveness of selective neutrophil elastase inhibitors (sivelestat) in acute lung injury or acute respiratory distress syndrome: A systematic review and meta-analysis of randomized controlled trials.

Awirut Charoensappakit, Kritsanawan Sae-Khow, Nuntanuj Vutthikraivit, Patinya Maneesow, Kent Doi, Monvasi Pachinburavan, Asada Leelahavanichkul

Abstract read
In one paragraph

Article in Journal of the Intensive Care Society, 2026. 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. Article
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

7 authors.

Awirut CharoensappakitDepartment of Microbiology, Faculty of Medicine, Center of Excellence in Translational Research on Immunology and Immunology (CETRII), Bangkok, Thailand.ORCID https://orcid.org/0000-0003-4375-2141
Kritsanawan Sae-KhowDepartment of Microbiology, Faculty of Medicine, Center of Excellence in Translational Research on Immunology and Immunology (CETRII), Bangkok, Thailand.
Nuntanuj VutthikraivitDivision of Critical Care Medicine, Department of Medicine, Faculty of Medicine, Chulalongkorn University and King Chulalongkorn Memorial Hospital, The Thai Red Cross Society, Bangkok, Thailand.
Patinya ManeesowDivision of Critical Care Medicine, Department of Medicine, Faculty of Medicine, Chulalongkorn University and King Chulalongkorn Memorial Hospital, The Thai Red Cross Society, Bangkok, Thailand.
Kent DoiDepartment of Emergency and Critical Care Medicine, The University of Tokyo Hospital, Hongo, Bunkyo-ku, Japan.
Monvasi PachinburavanDivision of Critical Care Medicine, Department of Medicine, Faculty of Medicine, Chulalongkorn University and King Chulalongkorn Memorial Hospital, The Thai Red Cross Society, Bangkok, Thailand.
Asada LeelahavanichkulDepartment of Microbiology, Faculty of Medicine, Center of Excellence in Translational Research on Immunology and Immunology (CETRII), Bangkok, Thailand.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Introduction: The neutrophil elastase (NE) inhibitor is a potential treatment strategy for acute lung injury (ALI) or acute respiratory distress syndrome (ARDS). However, the clinical effectiveness of sivelestat sodium, a selective NE inhibitor, remains controversial. We performed a systematic review and meta-analysis to evaluate the effects of sivelestat in patients with ALI/ARDS. Method: The literature search, selection, and data extraction were conducted in accordance with the Preferred Reporting Items for Systematic Reviews and Meta-analysis Statement (PRISMA) guidelines. The randomized controlled trials (RCTs) with reference lists were retrieved from Scopus, PubMed, and Cochrane Library, using the Cochrane risk-of-bias tool for the quality assessment. Logarithm relative risk (logRR), risk difference (RD), and standardized mean difference (SMD) were calculated using the fixed effects model or random effects model, depending on heterogeneity. Result: Ten RCTs involving 1170 patients (583 receiving sivelestat and 587 receiving standard care or placebo) were included. Sivelestat was associated with a significant reduction in 28-30-day mortality, shorter duration of mechanical ventilation, and improvement in the ratio of arterial oxygen partial pressure to fractional inspired oxygen (PaO Conclusion: Sivelestat might be a promising adjunctive treatment for ALI/ARDS, especially in the sepsis etiology, as evidenced by reduced mortality, shortened mechanical ventilation duration, and improved oxygenation. The large-scale, well-designed RCTs are warranted.

Indexed as

acute lung injuryacute respiratory distress syndromemeta-analysisselective neutrophil elastase inhibitorsivelestat

Identifiers

PMID41953496
PMCPMC13053393

What OpenQuestion holds

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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.