Table 1

Sample characteristics (T₀ and T₁ summarised)

Sample characteristic	Subgroup	n	%
Age	18–40	314	11.7
	41–60	808	30.2
	61–80	1325	49.6
	>80	223	8.3
Gender	Female	1168	46.5
	Male	1337	53.2
	Gender diverse	6	0.2
Highest school-leaving qualification	Without qualification	42	1.6
	Elementary school leaving certificate	718	27.5
	Secondary school leaving certificate/equivalent	931	35.6
	Vocational baccalaureate/A-levels	841	32.2
	Ther qualification	81	3.1
Vocational training	No vocational training	287	11.4
	In vocational training	49	2.0
	Basic vocational training year completed	19	0.8
	Vocational training	1718	68.4
	Master craftsman/technician/technical college diploma	290	11.5
	Ther qualification	148	5.9
University degree	No university degree	1546	65.1
	In studies	90	3.8
	Bachelor	74	3.1
	Master/magister/diploma/state examination	388	16.3
	Doctorate/PhD	81	3.4
	Ther degree	193	8.1
Current professional situation (main job)	Employed	809	30.7
	Self-employed	125	4.7
	Studying/training	66	2.5
	Unemployed	89	3.4
	Retired	1421	53.9
	Ther	127	4.8
Current marital status	Single	433	16.3
	Married	1693	63.7
	Divorced	283	10.6
	Widowed	242	9.1
Health insurance	Compulsory	1889	72.7
	Compulsory/voluntary	269	10.4
	Private	437	16.8
Mother tongue	German	2546	95.6
Mother tongue	Ther	115	4.3
Who filled out the questionnaire?	Patient	2542	95.4
Who filled out the questionnaire?	Someone else (family member, etc)	117	4.4