Evidence map›Paper›PMID 36411447›Full record

Observational studyScandinavian journal of trauma, resuscitation and emergency medicine2022

Intubation first-pass success in a high performing pre-hospital critical care system is not associated with 30-day mortality: a registry study of 4496 intubation attempts.

Harry Ljungqvist, Jussi Pirneskoski, Anssi Saviluoto, Piritta Setälä, Miretta Tommila, Jouni Nurmi

Abstract readObservational Study
In one paragraph

Observational study in Scandinavian journal of trauma, resuscitation and emergency medicine, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

14 citing papers in PubMed.

  1. Observational
  2. Article
  3. Article
  4. Observational
  5. Observational
  6. Article
  7. Observational
  8. Review
  9. Article
  10. Non-invasive ventilation for preoxygenation during prehospital anaesthesia - a prospective observational study.Scandinavian journal of trauma, resuscitation and emergency medicine · 2025
    Observational
  11. Article
  12. The i-gelJournal of the American College of Emergency Physicians open · 2024
    Article
  13. Emergency airway management in resource limited setting.International journal of emergency medicine · 2024
    Review
  14. 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

6 authors.

Harry LjungqvistUniversity of Helsinki, Helsinki, Finland.
Jussi PirneskoskiDepartment of Emergency Medicine and Services, Helsinki University Hospital and University of Helsinki, Helsinki, Finland.
Anssi SaviluotoDepartment of Emergency Medicine and Services, Helsinki University Hospital and University of Helsinki, Helsinki, Finland.
Piritta SetäläCentre for Prehospital Emergency Care, Helicopter Emergency Medical Services, Tampere University Hospital, Tampere, Finland.
Miretta TommilaDepartment of Perioperative Services, Intensive Care Medicine and Pain Management, Turku University Hospital and University of Turku, Turku, Finland.
Jouni NurmiDepartment of Emergency Medicine and Services, Helsinki University Hospital and University of Helsinki, Helsinki, Finland. jouni.nurmi@hus.fi.ORCID http://orcid.org/0000-0002-1920-4869

Funding

Helsingin ja Uudenmaan Sairaanhoitopiiri State funding VTR TYH2019243Helsinki University Library Open access funded
6 · The paper itself

Abstract

backgroundLower intubation first-pass success (FPS) rate is associated with physiological deterioration, and FPS is widely used as a quality indicator of the airway management of a critically ill patient. However, data on FPS's association with survival is limited. We aimed to investigate if the FPS rate is associated with 30-day mortality or physiological complications in a pre-hospital setting. Furthermore, we wanted to describe the FPS rate in Finnish helicopter emergency medical services.

methodsThis was a retrospective observational study. Data on drug-facilitated intubation attempts by helicopter emergency medical services were gathered from a national database and analysed. Multivariate logistic regression, including known prognostic factors, was performed to assess the association between FPS and 30-day mortality, collected from population registry data.

resultsOf 4496 intubation attempts, 4082 (91%) succeeded on the first attempt. The mortality rates in FPS and non-FPS patients were 34% and 38% (P = 0.21), respectively. The adjusted odds ratio of FPS for 30-day mortality was 0.88 (95% CI 0.66-1.16). Hypoxia after intubation and at the time of handover was more frequent in the non-FPS group (12% vs. 5%, P < 0.001, and 5% vs. 3%, P = 0.01, respectively), but no significant differences were observed regarding other complications.

conclusionFPS is not associated with 30-day mortality in pre-hospital critical care delivered by advanced providers. It should therefore be seen more as a process quality indicator instead of a risk factor of poor outcome, at least considering the current limitations of the parameter.

Indexed as

Airway ManagementIntubation, IntratrachealCritical CareHospitalsHumansRegistriesAir ambulancesAirway managementCritical careEmergency medical servicesFirst-pass successRapid sequence induction and intubation

Identifiers

PMID36411447
PMCPMC9677625

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.