Article Text
Abstract
Objectives To compare success and safety of endotracheal tube (ETT) exchanges with primary intubations and identify factors associated with ETT exchange outcomes.
Design Retrospective observational study of prospectively collected National Emergency Airway Registry for Neonates data. ETT exchanges are the placement of a new ETT when one is already in place, whereas primary intubations do not have a pre-existing ETT. The primary outcome was first-attempt success. Secondary outcomes included number of attempts, adverse tracheal intubation-associated events (TIAEs), severe TIAEs, desaturation and bradycardia. Descriptive statistics compared characteristics for ETT exchanges and primary intubations. Univariable and multivariable analyses compared primary and secondary outcomes and identified factors independently associated with ETT exchange outcomes.
Results A total of 1572 ETT exchanges and 9999 primary intubations across 21 sites were included from October 2014 to September 2022. ETT exchanges represented 2.3%–31.2% (mean 13.6%) of intubations across sites. Patient, provider and practice characteristics varied significantly between ETT exchanges and primary intubations. In univariable analyses, ETT exchanges were associated with higher first-attempt success (70.5% vs 53.6%; p<0.001) and fewer safety events. In multivariable analyses, ETT exchanges were associated with an increased adjusted OR (aOR) of first-attempt success (1.71; 95% CI 1.57 to 1.86; p<0.001). ETT exchanges were associated with lower aOR of all safety outcomes except severe TIAEs. Factors independently associated with ETT exchange first-attempt success included video laryngoscopy and paralytic premedication.
Conclusion Compared with primary intubations, ETT exchanges were associated with higher first-attempt success and fewer safety events. Video laryngoscope and paralytic premedication were associated with improved ETT exchange outcomes.
- Intensive Care Units, Neonatal
- Neonatology
- Resuscitation
Data availability statement
All data relevant to the study are included in the article or uploaded as supplementary information.
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Data availability statement
All data relevant to the study are included in the article or uploaded as supplementary information.
Footnotes
X @AymanAbouMehrem, @katehodg18
Correction notice This paper has been updated since it was first published. An author's surname was incorrect.
Contributors KM, EEF and HMH conceptualised and designed this research study. NP, PW, AAM, IB, CD, KG, KAH, PJ, AM, MP-D, BQ, JR, RS, DT, MDT, JU, MW, JS, AN, EEF and HMH coordinated and supervised data collection. KM, PW, JS, AN, EEF and HMH analysed and interpreted the data. KM and HMH drafted the initial manuscript, while all authors (NP, PW, AAM, IB, CD, KG, KAH, PJ, AM, MP-D, BQ, JR, RS, DT, MDT, JU, MW, JS, AN and EEF) critically reviewed and revised the manuscript. All authors approved the final manuscript as submitted and agreed to be accountable for all aspects of the work. HMH is the guarantor.
Funding AN and EEF are supported through NICHD R01HD106996, DGT is supported by a NHMRC L1 Grant (2008212) and the Victorian Government Operational Infrastructure Support Program (Melbourne, Australia), and HMH is supported through an AHRQ Career Development Grant (K08HS029029).
Competing interests None declared.
Provenance and peer review Not commissioned; externally peer-reviewed.
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