Table 6.

Demographical distribution comparison.

Variables	Levels	Channel 1	Channel 2	Chi-square
				χ2	p value
Gender	Male	38	63	4.505	.034
	Female	51	147
Age	<=25	35	42	18.164	.000
	26–35	50	144
	36–45	2	23
	>=45	2	1
Education	Non-student	51	183	56.760	.000
	High school	2	4
	Junior college	6	31
	Undergraduate	39	156
	Postgraduate	42	19
Income per month (¥)	<=1000	19	16	31.180	.000
	1001–2000	6	11
	2001–4000	20	68
	4001–8000	17	86
	>=8000	27	29
Internet experience	<=2 years	0	2	5.352	.253
	3–4 years	5	14
	5–6 years	13	50
	7–8 years	20	49
	>= 8 years	51	95