Ultrasound-guided percutaneous dilatational tracheostomy versus landmark- and bronchoscopy-guided techniques in critically ill patients: a systematic review and meta-analysis of randomized controlled trials.

Front Med (Lausanne) · 2026 · PMC13076312 · PMID 41987801

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failed to reach significanceno p-value reported

Similarly, Egger’s test identified significant asymmetry for overall complication rate ( p = 0.034); trim-and-fill analysis produced an adjusted estimate of RR 0.77 (95% CI 0.50 to 1.20), which also failed to reach significance after imputation of putatively missing studies.

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