Table 3. Number of airway leakages (> 20% of the baseline tidal volume) in the ETT group vs. the SGAD group.

Tidal volume (mL/kg)	ETT		SGAD		p-value
	No leak	Leak > 20%	No leak	Leak > 20%
6	15	0	13	2	0.48
8	15	0	15	0	1.00
10	15	0	14	1	1.00
12	15	0	13	2	0.48
14	14	1	12	3	0.60
Total	74	1	67	8	0.03

ETT, endotracheal tube; SGAD, supraglottic airway device.