Faculty, Staff and Student Publications

Language

English

Publication Date

7-1-2025

Journal

British Journal of Anaesthesia

DOI

10.1016/j.bja.2025.01.039

PMID

40089395

PMCID

PMC12226741

PubMedCentral® Posted Date

3-14-2025

PubMedCentral® Full Text Version

Post-print

Abstract

Background: Many diagnostic and interventional procedures are performed in bronchoscopy suites in high-risk patients. Minor impairment in respiratory muscle function caused by incomplete reversal of neuromuscular block can contribute to postoperative pulmonary complications (PPCs). We assessed whether there are fewer serious PPCs after diagnostic or therapeutic bronchoscopy when neuromuscular block is reversed with sugammadex rather than neostigmine.

Methods: This is a retrospective cohort study for bronchoscopy under general anaesthesia with the use of neuromuscular blockers between July 2016 and June 2022. The primary outcome was a composite of PPCs. The secondary outcome was hypoxaemia. We used inverse probability of treatment weighting (IPTW) to adjust for confounding, fitting weighted outcome regression models to evaluate the association between the treatment and outcomes.

Results: We analysed 8557 bronchoscopies across 6123 patients for the primary analysis. Adequate balance was achieved on all potential confounders after IPTW. The unweighted PPC incidence was 85/3830 (2.2%) for sugammadex and 93/4727 (2.0%) for neostigmine. The weighted PPC incidence was 2.7% for sugammadex and 1.9% for neostigmine. Sugammadex was associated with higher odds of experiencing the primary outcome of PPCs (odds ratio [OR]: 1.44; 95% confidence interval [CI]: 1.02-2.05; P=0.038), but not the secondary outcome of hypoxaemia (OR: 0.98; 95% CI: 0.81-1.20; P=0.878).

Conclusions: Sugammadex was associated with a higher risk of PPCs than neostigmine. However, the absolute difference observed (0.8%) might not be clinically meaningful. Randomised trials are needed to more accurately determine the effect of neuromuscular block reversal agent selection on respiratory complications.

Keywords

Humans, Sugammadex, Neostigmine, Retrospective Studies, Male, Female, Middle Aged, Bronchoscopy, Aged, Postoperative Complications, Neuromuscular Blockade, Hypoxia, Lung Diseases, Adult, Anesthesia, General, bronchoscopy, interventional pulmonology, neostigmine, neuromuscular block, postoperative pulmonary complications, sugammadex

Published Open-Access

yes

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Public Health Commons

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