Table 1.

Characteristics of the study participants (N=14,916; values are weighted).

Characteristic		Value, n (%)
		Total	Male (n=7687, 51.5%)	Female (n=7229, 48.5%)
Age (years; n=14,897)
	≤20	2640 (17.7)	1342 (17.5)	1298 (18.0)
	21-23	5495 (36.9)	2586 (33.7)	2909 (40.3)
	24-26	3567 (23.9)	1923 (25.0)	1643 (22.8)
	≥27	3195 (21.4)	1827 (23.8)	1369 (19.0)
Study course (n=14,916)
	Bachelor’s degree	10,351 (69.4)	5463 (71.1)	4887 (67.6)
	Master’s degree	2796 (18.7)	1460 (19.0)	1337 (18.5)
	Other (eg, PhD)	1769 (11.9)	764 (9.9)	1005 (13.9)
Subjective social status (n=14,913)
	Low	2575 (17.3)	1408 (18.3)	1168 (16.2)
	Middle	10,090 (67.7)	4974 (64.7)	5116 (70.8)
	High	2247 (15.1)	1303 (17.0)	945 (13.1)