Effect of laryngeal mask airway versus endotracheal intubation on survival in out-of-hospital cardiac arrest: a meta-analysis of randomized controlled trials
Objective To compare the effectiveness and safety of laryngeal mask airway (LMA) versus endotracheal intubation (ETI) on resuscitation outcomes in patients with out-of-hospital cardiac arrest (OHCA). Methods Randomized controlled trials (RCTs) were searched in PubMed, Embase, the Cochrane Library, Web of Science, CNKI,...