The effects of laryngeal mask versus endotracheal tube on atelectasis after general anesthesia induction assessed by lung ultrasound: A randomized controlled trial
Primary result · LUS scoreResult — go to the resultMean difference 4.15 ± 0.60 95% CI [2.97, 5.33]Authors' conclusion
Compared to endotracheal intubation, laryngeal masks effectively reduce atelectasis formation and progression in gynecological, urological non-laparoscopic, and orthopedic limb surgeries.
Study context
- Population
- Patients undergoing non-laparoscopic gynecology, urology and orthopedic limb surgery under GA177 analysed (ITT)
- Participants
- 180 patients
- Comparison
- Supreme™ LMA vs ETT
- Primary endpoint
- Lung ultrasound (LUS) score in all 12 lung regions
- Follow-up
- 15 min after airway establishment
Methodological detailssingle-centre, double-blind
- Single-centre
- Double-blind
Primary result
LUS score
Mean difference
4.15 ± 0.60
95% CI [2.97, 5.33]
P < 0.001
As reported in the abstract
Further findings
| Outcome | Mean difference (95% CI) | P value |
|---|---|---|
| LUS score · end of surgery | 3.37 ± 0.68 ([2.02, 4.72]) | P < 0.001 |
| LUS score · 30 min post-removal | 2.63 ± 0.48 ([1.68, 3.58]) | P < 0.001 |
Safety
- No major complications occurred in the two groups
Original publication
The effects of laryngeal mask versus endotracheal tube on atelectasis after general anesthesia induction assessed by lung ultrasound: A randomized controlled trial. J Clin Anesth. Published 31 July 2024. doi:10.
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