Table 1.

Sociodemographic characteristics of the participants in the laboratory measurements.

		Option 1		Option 2		Option 3		Option 4		Option 5
	n	Answer	n (%)	Answer	n (%)	Answer	n (%)	Answer	n (%)	Answer	n (%)
Gender	34	Female	15 (44.1)	Male	19 (55.9)
Graduation	33	A-level	10 (30.3)	University	22 (66.7)	Other	1 (3)
Gross income per year [kEUR]	33	<20	18 (54.5)	20–40	4 (12.1)	40–60	5 (15.2)	60–80	2 (6.1)	>80	4 (12.1)
Job	33	Self-Employed	7 (21.2)	Employee	11 (33.3)	Worker	2 (6.1)	Student	10 (30.3)	Other	3 (9.1)