표 1 / Table 1 대상자 정보 / Demographic data of study patients

		Group (N=106)
		Wet	Non-wet
Number		48	58
Male : Female		41:7	44:14
Age(yrs.)	Mean±SD	69.02±13.84	71.19±10.35
	Range	30–87	38–90
MPAS (No.)		4 point (13)5 point (35)	4 point (10)5 point (48)
Pathogenesis
Stroke		21	29
Head-neck cancer		3	6
Aging		1	1
Degeneration		11	8
Medical disease		12	14

MPAS, modified penetration and aspiration scale; yrs., years