Descriptive statistics of examined predictor variables within the socio-demographic domain.

a Valid percent is reported, i.e. the rate of those who provided data.b Level of education was rated on a 7-point scale (1 = less than 7–9 years in school; 2 = 7–9 years in school; 3 = incomplete vocational or secondary school; 4 = vocational school; 5 = secondary school; 6 = university, started but not completed studies; 7 = completed university studies).Descriptive statistics of examined predictor variables within the socio-demographic domain.