Airway management

Rocuronium dose and first-attempt intubation success in the critically ill: secondary analysis of two multicenter trials

Am J Respir Crit Care MedPublished Secondary analysis of two multicentre randomised controlled trials

Primary resultResult — go to the resultAdjusted relative risk 1.07 95% CI 1.02–1.12

Authors' conclusion

In this secondary analysis, high-dose rocuronium (>1.2 mg/kg) was associated with higher first-attempt success.

Study context

Population
Adults undergoing emergency tracheal intubation in the emergency department (ED) and intensive care unit (ICU) (9 EDs, 24 ICUs, US)of 2440 trial patients
Participants
1,822 adults
Comparison
High-dose vs standard-dose rocuronium
  • High-dosen = 720
  • Standard-dosen = 1,102reference
Primary endpoint
Successful intubation on the first attempt
Methodological detailspropensity-matched, stratified by setting
  • Propensity-matched
  • Stratified by setting

Primary result

As reported in the abstract

Adjusted relative risk

1.07

95% CI 1.02–1.12

High-dose vs Standard-dose
adjusted RR 1.07 (95% CI 1.02–1.12)

Further findings

OutcomeAdjusted RR (95% CI)
First-attempt success, ED intubations (subgroup)0.97 (0.89–1.04)
First-attempt success, ICU intubations (subgroup)1.13 (1.06–1.20)

Original publication

Rocuronium dose and first-attempt intubation success in the critically ill: secondary analysis of two multicenter trials. Am J Respir Crit Care Med. Published 18 May 2026. doi:10.1093/ajrccm/aamag203

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