Table 2.

Demographic characteristics of the participants in the experimental evaluations.

Demographic Characteristics		Frequency	%
Gender	Male	16	59.3
	Female	11	40.7
Total		27	100
Age	20∼29	12	44.4
	30∼39	4	14.8
	40∼49	2	7.4
	50∼59	2	7.4
	60∼69	1	3.7
	70∼79	5	18.5
	≥80	1	3.7
Total		27	100
Marital status	Married	13	48.1
	Single	14	51.9
Total		27	100