Evidence map›Paper›PMID 40383767›Full record

SynthesisWorld journal of emergency surgery : WJES2025

Meta-analysis of the optimal needle length and decompression site for tension pneumothorax and consensus recommendations on current ATLS and ETC guidelines.

Suhaib J S Ahmad, Jason R Degiannis, Marion Head, Ahmed R Ahmed, Edgar Gelber, Sherif Hakky, Armin Kieser, Martin Müller, John Darling, Dominik A Jakob and 43 more

Abstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in World journal of emergency surgery : WJES, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing 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

3 citing papers in PubMed.

  1. Article
  2. Article
  3. Chinese expert consensus on the prehospital management of major trauma.Chinese journal of traumatology = Zhonghua chuang shang za zhi · 2026
    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

53 authors.

Suhaib J S Ahmad *Department of General Surgery, Betsi Cadwaladr University Health Board, Bangor, Wales, UK. Suhaibsami94@gmail.com.
Jason R Degiannis *Department of Emergency Medicine, Inselspital University Hospital of Bern, Bern, Switzerland.
Marion HeadDepartment of General Surgery, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Ahmed R AhmedDepartment of Surgery, Imperial College London, London, UK.
Edgar GelberDepartment of General Surgery, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Sherif HakkyDepartment of Surgery, Imperial College London, London, UK.
Armin KieserDepartment of Emergency Medicine, Inselspital University Hospital of Bern, Bern, Switzerland.
Martin MüllerDepartment of Emergency Medicine, Inselspital University Hospital of Bern, Bern, Switzerland.
John DarlingDepartment of Trauma and Orthopaedics, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Dominik A JakobDepartment of Emergency Medicine, Inselspital University Hospital of Bern, Bern, Switzerland.
Ioannis Panagiotis KyriazidisDepartment of Diagnostic, Interventional and Paediatric Radiology, Inselspital University Hospital of Bern, Bern, Switzerland.
Konstantinos DegiannisCenter for Musculoskeletal Surgery, Charité-University Hospital Berlin, Berlin, Germany.
Patrick DornDepartment of Thoracic Surgery, Inselspital, University Hospital of Bern, Bern, Switzerland.
Anil LalaDepartment of General Surgery, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Christopher BowmanDepartment of General Surgery, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Danielle WilkinsonDepartment of General Surgery, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Graham WhiteleyDepartment of General Surgery, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Umair HassanDepartment of General Surgery, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Younis MohamedDepartment of General Surgery, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Kai Hui LooDepartment of General Surgery, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Ynyr Dewi DaviesDepartment of General Surgery, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Richard EganSchool of Surgery, Health Education and Improvement Wales, Cardiff, Wales, UK.
Sjaak PouwelsDepartment of Surgery, Klinikum Lippe, Bielefeld University- Campus Lippe, Detmold, NRW, Germany.
Amber CoulthardDepartment of Surgery, Imperial College London, London, UK.
Lowri ChurchillDepartment of General Surgery, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Kiran BhavraDepartment of General Surgery, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Christopher BaileyDepartment of Anaesthesia & Intensive Care, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Ian JohnsonDepartment of Anaesthesia & Intensive Care, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Ifan ReesDepartment of Anaesthesia & Intensive Care, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Dafydd WilliamsDepartment of Anaesthesia & Intensive Care, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Shahab HajibandehDepartment of General Surgery, Morriston Hospital, Swansea, UK.
Wah YangDepartment of Surgery, The First Affiliated Hospital of Jinan University, Guangzhou, China.
Christian Peter SubbeDepartment of Medicine, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Amy OwenDepartment of Emergency Medicine, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
David RawafWHO Collaborating Centre for Public Health Education and Training, Imperial College, London, UK.
Ameer KhamiseSchool of Medicine, University of Buckingham, Buckingham, UK.
Ali Waleed KhalidSchool of Medicine, University of Buckingham, Buckingham, UK.
Chetan ParmarDepartment of Surgery, Whittington Hospital, London, UK.
J Agustin SolerDepartment of Trauma and Orthopaedics, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Miriam KhalilSt James's University Hospital, Leeds Teaching Hospital Trust, Leeds, LS9 7 TF, UK.
Ata Mohajer-BastamiPublic Health Lead, Brompton PCN, Lonodon, UK.
Sarah MoinEast Surrey Hospital, Redhill, Surrey, UK.
Rami ArchidDepartment of General, Visceral and Bariatric Surgery, Diakonie-Klinikum Stuttgart, Teaching Hospital of the University of Tübingen, Tübingen, Germany.
Mohamed AbdulmajedDepartment of Urology, Mersey and West Lancashire Teaching Hospitals NHS Trust, Liverpool, UK.
Rosalind JonesDepartment of Obstetrics and Gynaecology, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Vignesh BalasubaramaniamDepartment of General Surgery, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Rawa Al-SalihiDepartment of General Surgery, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Arran ShokerDepartment of General Surgery, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Mei-Ju HwangDepartment of General Surgery, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Olga GriffithsDepartment of General Surgery, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Sushil PandeyDepartment of General Surgery, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Lucy Lee-SmithDepartment of Trauma and Orthopaedics, Betsi Cadwaladr University Health Board, Bangor, Wales, UK.
Aristomenis K ExadaktylosDepartment of Emergency Medicine, Inselspital University Hospital of Bern, Bern, Switzerland.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundTension pneumothorax (TP) is a life-threatening condition. The immediate recommended management is needle decompression (ND), followed by the insertion of an intercostal chest drain. The European Trauma Course (ETC) and the Advanced Trauma Life Support (ATLS) guidelines differ on needle size and decompression site, creating clinical uncertainty. This meta-analysis aims to explore the optimal approach for emergency needle decompression in TP.

methodsThis meta-analysis followed the PRISMA 2020 guidelines. It included English-language RCTs, cohort, case-control, cross-sectional studies, and case series with more than six patients. Studies on adults undergoing needle decompression therapy for TP or with chest wall thickness measurements were included. Ovid MEDLINE, Embase, and Web of Science databases were searched until May 31, 2024. Data were extracted, assessed for quality using OCEBM and GRADE, and analyzed using SPSS and OpenMeta with random-effects models. PRIMARY OUTCOME: needle decompression failure rate. SECONDARY OUTCOMES: patient demographics, cannula size, and chest wall thickness comparisons.

resultsThis review analyzed 51 studies on needle decompression for TP, with a weighted mean patient age of 36.67 years. Radiological data from 24 studies (n = 8046) indicated a 32.84% failure rate for needle penetration into the pleural cavity (I

conclusionBased on our meta-analysis, a 7 cm needle may be appropriate for decompression of right-sided tension pneumothorax at either the 5th intercostal space along the midaxillary line or the 2nd intercostal space along the midclavicular line. For left-sided cases, given the potential risk of cardiac injury, the 2nd midclavicular line is a safer option. However, these recommendations should be interpreted with caution due to considerable heterogeneity among the included studies, potential risk of bias, and variability in measurement techniques. Clinical decisions should always be individualized, taking into account patient-specific factors.

Indexed as

Decompression, SurgicalNeedlesPneumothoraxConsensusHumansPractice Guidelines as TopicChest wall thicknessIatrogenic injuryIntercostal spaceNeedle decompressionNeedle lengthTension pneumothoraxTrauma care

Identifiers

PMID40383767
PMCPMC12087068

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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.