Table 3.

Detailed sample description of the Internet survey.

Participants		Total		Exposure to high-quality page		Exposure to low-quality page
		n	%	n	%	n	%
Total number, N		454	100	232	100	222	100
Gender
	Male	250	55.1	111	47.8	72	32.4
	Female	171	37.7	99	42.7	139	62.6
	Missing	33	7.3	22	9.5	11	5.0
Age group, years
	15-20	110	24.2	62	26.7	48	21.6
	21-30	208	45.8	90	38.8	118	53.2
	31-40	36	8.0	22	9.5	14	6.3
	41-50	36	8.0	15	6.5	21	9.5
	51-64	29	6.4	20	8.6	9	4.1
	Missing	35	7.7	23	9.9	12	5.4
Education
	No school degree	1	0.2	1	0.4	-	-
	In school education	26	5.7	13	5.6	13	5.9
	Some school degree	59	13.0	37	15.9	22	9.9
	High school degree	82	18.1	44	19.0	38	17.1
	Professional school degree	4	0.9	2	0.9	2	0.9
	In university education	146	32.2	70	30.2	76	34.2
	University degree	135	29.7	64	27.6	71	32.0
	Missing	1	0.2	1	0.4	-	-
Working in the medical sector
	Yes	19	4.2	6	2.6	13	5.9
	No	423	93.2	217	93.5	206	92.8
	Missing	12	2.6	9	3.9	3	1.4
Internet use for medical information
	Not at all	13	2.9	7	3.0	6	2.7
	1 Little	39	8.6	24	10.3	15	6.8
	2	86	18.9	44	19.0	42	18.9
	3	86	18.9	45	19.4	41	18.5
	4	66	14.5	33	14.2	33	14.9
	5	83	18.3	41	17.7	42	18.9
	6	41	9.0	20	8.6	21	9.5
	7 Very often	38	8.4	16	6.9	22	9.9
	Missing	2	0.4	2	0.9	-	-