Noninvasive Ventilation for Preoxygenation during Emergency Intubation
New England Journal of Medicine - Jun 13, 2024
Summary
PREOXI randomized 1,301 critically ill adults to NIV or an oxygen mask before intubation. Hypoxemia (SpO2 <85%) occurred in 9.1% versus 18.5% (absolute difference -9.4 percentage points; 95% CI -13.2 to -5.6).
Why it matters
Supports choosing NIV for preoxygenation in suitable critically ill adults to reduce peri-intubation hypoxemia. This studied regimen does not establish a survival benefit.
Limitations
Unblinded trial in US EDs and ICUs. Applicability depends on patient suitability for NIV; infrequent safety events do not establish equivalence.
Source: 10.1056/NEJMoa2313680
Full text: Open-access full text available
Abstract-based summary; methods text also checked for design. Open-access full text available for further appraisal. AI-generated · Not yet human-reviewed.
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