Table 1.

Sample characteristics (N = 4144)

Socio-demographic description n (%)		Health-related description n (%)
Gender (male)	2112 (51.0)	Multiple chronic conditions
Age in years	M = 56.9 (SE = 13.5)	None	2231 (53.8)
		One	1278 (30.8)
Educational level (ISCED)		Two	466 (11.2)
No or basic education	534 (12.9)	Three or more	169 (4.1)
Vocational education	2858 (69.0)
University degree	752 (18.1)	Chronic conditions
		Cardiovascular disease	376 (9.1)
Occupational status		Cancer	79 (1.9)
Working full-time	2224 (53.7)	Respiratory diseases	232 (5.6)
Working part-time	434 (10.5)	Musculoskeletal system conditions	385 (9.3)
Not working	198 (4.8)	Depression	128 (3.1)
Retired	1287 (31.1)	Chronic pain	310 (7.5)
In school	1 (0.0)	Diabetes	361 (8.7)
		Hypertension	763 (18.4)
Monthly post tax household income
Low	2165 (52.2)	BMI	M = 24.9 (SE = 3.5)
Medium	1107 (26.7)	Health behaviors
High	290 (7.0)	Smoking	1181 (28.5)
No answer	582 (14.0)	Physical activity	1614 (38.9)
		Healthy diet	2522 (60.9)
First language
German	3773 (91.0)
Other	371 (9.0)	Health-related quality of life	M = 3.9 (SE = 0.6)
Information source
General practitioner	2989 (72.1)	Health Literacy
Specialist	1635 (39.5)	Perceived health literacy	M = 33.5 (SE = 7.4)
Pharmacist	1310 (31.6)	Health knowledge	M = 65.5 (SE = 17.3)
Im Internet	1305 (31.5)	Action planning	M = 3.04 (SE = 1.22)
Friends/ Acquaintance	1044 (25.2)	Self-efficacy	M = 3.7 (SE = 1.04)
Magazines	942 (22.7)
Health insurance	591 (14.3)
Do not actively search for health information	517 (12.5)
Doctor’s assistant/ Nurse	279 (6.7)
Other information sources	164 (4.0)
Patient support groups	128 (3.1)

Note. M Mean. SE Standard deviation. ISCED International Standard Classification of Education