Table 1.

Baseline characteristics.

Characteristic			All Patients (n = 67)
Age, year			4.7 ± 2.4
Range			1.1–10.8
Gender	n (%)
Male			55 (82)
Female			12 (18)
Body weight *, kg
			19.5 ± 8.4
Range, kg			9–59
Groups *	n (%)
	<5 kg	Supreme™ laryngeal mask size (1)	0 (0)
	5–10 kg	Supreme™ laryngeal mask size (1.5)-	5 (8)
	10–20 kg	Supreme™ laryngeal mask size (2)	38 (58)
	20–30 kg	Supreme™ laryngeal mask size (2.5)	17 (26)
	30–50 kg	Supreme™ laryngeal mask size (3)	5 (8)
	50–70 kg	Supreme™ laryngeal mask size (4)	1 (2)

* Information on body weight was unavailable for one subject.