Randomised Comparison of the AMBU AuraOnce Laryngeal Mask and the LMA Unique Laryngeal Mask Airway in Spontaneously Breathing Adults

Table 1

Patient demographics, surgery type, and airway sizing.

	LMAU (𝑛=38)	AMBU (𝑛=41)	𝑃-value
Age (Years)	46 20 (19–80)	45 16 (19–80)	0.707
Weight (kg)	72 13	75 16	0.421
Height (cm)	172 11	168 12	0.114
BMI (kg/m^2)	24 4	26 5	0.054
Male Gender	19 (50)	18 (44)	0.746
ASA (I/II/III/IV)	11/22/5/0	16/20/4/1	0.635
Surgery Type			0.875
General	14 (37)	21 (51)
Plastics	12 (32)	13 (32)
Orthopaedics	8 (21)	5 (12)
Urology	4 (10)	2 (5)
Airway Size (3/4/5)	14/19/5	19/16/6	0.738
Duration Surgery (mins)	37 22 (15–110)	46 20 (10–130)	0.375

All data are presented as mean standard deviation (range) or numbers (%). LMAU: LMA Unique laryngeal mask, AMBU: AMBU AuraOnce laryngeal mask, BMI: body mass index, ASA: American Society of Anesthesiologists physical status score.