Table 4.

Characteristics of 1691 patients, family members, and the general public

Variable	Sum		Patients		Family members		General public
	n	Percentage (%)	n	Percentage (%)	n	Percentage (%)	n	Percentage (%)
Gender
Male	943	55.8	76	42.7	246	55.3	621	58.1
Female	748	44.2	102	57.3	199	44.7	447	41.9
Age
Below 20	5	0.3	1	0.6	0	0.0	4	0.4
21-30	227	13.4	7	3.9	29	6.5	191	17.9
31-40	533	31.5	30	16.9	134	30.1	369	34.5
41-50	543	32.1	59	33.1	167	37.5	317	29.7
51-60	318	18.8	53	29.8	93	21.0	172	16.1
61-70	52	3.1	20	11.2	20	4.5	12	1.1
Over 70	13	0.8	8	4.5	2	0.4	3	0.3
Educational background
Doctor	133	7.8	4	2.2	34	7.6	95	8.9
Master	405	24.0	16	9.0	85	19.1	304	28.4
Bachelor	873	51.6	58	32.6	222	50.0	593	55.5
Associate	164	9.7	41	23.0	61	13.7	62	5.8
Vocational school	33	2.0	15	8.5	14	3.1	4	0.4
High school	49	2.9	26	14.6	18	4.0	5	0.5
Junior high school or below	34	2.0	18	10.1	11	2.5	5	0.5
Regions
East	514	30.4	62	34.8	129	29.0	323	30.3
North	506	29.9	34	19.1	135	30.3	337	31.6
Central	242	14.3	28	15.7	63	14.2	151	14.1
South	137	8.1	25	14.0	32	7.2	80	7.5
Southwest	107	6.3	11	6.2	24	5.4	72	6.7
Northeast	104	6.2	14	7.9	41	9.2	49	4.6
Northwest	81	4.8	4	2.3	21	4.7	56	5.2
Cities
First-tier	390	23.1	35	19.7	93	20.9	262	24.5
Second-tier	420	24.8	31	17.4	111	24.9	278	26.1
Third-tier	458	27.1	44	24.7	118	26.5	296	27.7
Towns	352	20.8	47	26.4	100	22.5	205	19.2
Villages	70	4.1	20	11.2	23	5.2	27	2.5