Table 1 Respondent characteristics (N = 33)

Gender

Female n = 19

Male n = 14

Age

Median = 35 (mean = 40)

Range = 20–61

Living conditions

Urban n = 15

Rural n = 18

Nationality

Bangladeshi n = 1

British n = 1

Dutch n = 1

German n = 27

Russian n = 1

Turkish n = 1

Zimbabwean n = 1

Educational background

Secondary education (“Mittlere Reife”, “(Fach)Abitur”) n = 16

Graduate education / Bachelor’s degree n = 6

Post-graduate education n = 11