1. Personal details
1.1 What nationality/nationalities do you have?
○ German		○ other EU country	○ no EU country	○ none	○ not sure
1.2 Age in years
___ ___ ___
1.3 Gender
○ female		○ male		○ diverse
1.4 How do you currently live?
○ single		○ unmarried with partner		○ married with partner
○ divorced		○ widowed		○ shared apartment
1.5 Do you have children	○ yes ○ no
1.6 Where do you currently live?
○ in a big city		○ in a small city		○ in a village
1.7 Do you have a migration background?		○ yes		○ no
2. Education and training
2.1 What is your highest educational/professional qualification?
○ none yet		○ elementary or secondary school		○ graduation from a GDR polytechnic secondary school
○ intermediate school		○ highschool		○ completed vocational training
○ technical college degree		○ university degree
3. Employment
3.1 Which predominantly applies to you?
○ I am employed		○ I am a pupil		○ I am a student or trainee
○ I am a pensioner, retiree		○ I am a housewife/husband or care for children and/or persons in need of care		○ I am unemployed
○ Other (e.g. permanently disabled)
3.2 If you are primarily employed: What is your main activity?
○ Employee		○ Blue-collar worker		○ Self-employed
○ Civil servant		○ Trainee, traineeship or paid internship		○ Other (e.g. mini-job)
4. Income
4.1 What is your own average net income per month?
○ under 1000€		○ 1000 - 2000€		○ 2000-3000€
○ over 3000€		○ don’t know		○ not specified
5. Personal health condition
5.1 Think about the past four weeks: How would you describe your general state of health?		excellent	○ ○ ○ ○ ○	poor
5.2 Compared to last year, how would you describe your current health.		currently much better	○ ○ ○ ○ ○	currently much worse
5.3 How old do you feel compared to your actual age?		younger	○ ○ ○ ○ ○	older
5.4 In the past 4 weeks, have you had any of the following problems with your work or other regular daily activities due to your health condition?
Have you reduced the amount of time you spend working or doing other activities?		○ yes		○ no	○ don’t know
Have you achieved less than you would like?		○ yes		○ no	○ don’t know
Were you limited in work or other activities?		○ yes		○ no	○ don’t know
Did you have difficulty performing the job or other activities (e.g., additional time required)?		○ yes		○ no	○ don’t know
5.5 How severe has your physical pain been in the last 4 weeks?
○ i had no pain	○ very light	○ light	○ moderate	○ strong	○ very strong
6. Openness to medical research
6.1 How open are you to participating in future research projects?		completely open minded	○ ○ ○ ○	not open minded at all
6.2 How open are you to participating in innovation projects in medical research?		completely open minded	○ ○ ○ ○	not open minded at all
7. Questions about personality
I am rather reserved, reserved.		fully agree	○ ○ ○ ○ ○	disagree
I trust others easily, believe in the good in people.		fully agree	○ ○ ○ ○ ○	disagree
I am comfortable, prone to laziness.		fully agree	○ ○ ○ ○ ○	disagree
I’m relaxed, I don’t let stress get me down.		fully agree	○ ○ ○ ○ ○	disagree
I have little artistic interest.		fully agree	○ ○ ○ ○ ○	disagree
I get out of myself, I’m sociable.		fully agree	○ ○ ○ ○ ○	disagree
I tend to criticize others.		fully agree	○ ○ ○ ○ ○	disagree
I complete tasks thoroughly.		fully agree	○ ○ ○ ○ ○	disagree
I get nervous and insecure easily.		fully agree	○ ○ ○ ○ ○	disagree
I have an active imagination, I am imaginative		fully agree	○ ○ ○ ○ ○	disagree