Table 1. Demographic characteristics, snoring questionnaires, polysomnographic parameters, and snore map type.

	Demographic characteristics						Snoring questionnaires			Polysomnographic parameters				Severity of OSAS	Snore map type
No.	Age (yr)	BMI (kg/m2)	NC (cm)	Tonsil size	FTP	Stage	VAS	SOS	SBPS	AHI	AI	HI	SI
1	44	24.3	37	2	IIb	2	10	39	33	38.5	0.2	38.3	19.8	2	2
2	46	25.5	40	2	IIb	2	8	49	39	22.7	11.8	10.9	4.4	1	1
3	39	26.2	41	1	I	2	5	53	50	57.0	9.1	47.9	0.7	2	4
4	27	25.3	38	2	IIa	2	8	41	33	10.3	0	10.3	2.0	1	1
5	47	31.6	42	2	IIa	2	8	44	33	26.3	0	26.3	180.5	1	2
6	49	28.2	42	2	IIa	2	9	41	33	57.5	5.8	51.7	188.6	2	3
7	26	28.1	38	2	IIa	2	10	18	17	32.3	6.5	25.8	110.0	2	3
8	39	27.5	39	2	IIa	2	6	56	50	62.6	26.0	36.6	263.3	3	3
9	46	29.8	41	3	IIa	2	8	21	22	51.4	43.8	7.6	309.6	2	4
10	54	27.7	42	3	III	3	9	28	28	54.8	54.1	0.7	214.8	2	4
11	20	28.7	40	3	I	1	8	28	28	45.0	0.4	44.6	332.7	2	4
12	38	31.2	39	2	IIa	2	8	30	28	104.0	13.9	90.1	520.1	3	4
13	41	23.8	38	1	IIb	2	10	23	17	53.1	34.7	18.4	320.3	2	1
14	53	24.3	37	1	IIb	2	8	64	17	41.3	7.2	34.1	128.5	2	1
15	47	25.7	38	2	III	3	10	31	17	74.8	5.3	69.5	51.0	3	1
16	46	24.2	37	3	IIb	2	6	30	50	59.8	54.3	5.5	251.4	2	2
17	28	31.1	43	3	III	2	8	46	33	77.3	70.9	6.4	148.9	3	3
18	39	23.3	36	3	III	2	7	41	39	25.8	0.2	25.6	11.3	1	2
19	39	29.3	44	3	IIb	2	5	39	44	73.5	31.4	42.1	94.5	3	3
20	28	27.8	40	2	IIb	2	10	25	22	16.3	0	16.3	493.7	1	2

BMI: body mass index. FTP: Friedman tongue position. NC: neck circumference. VAS: visual analogue scale. SOS: snoring outcome survey. SBPS: spouse/bed partners survey. AHI: apnea-hypopnea index. AI: apnea index. HI: hypopnea index. SI: snoring index. OSAS: obstructive sleep apnea syndrome.