Identification code
City
Sex
Age (years)
Age (categorical)
Marital status
Children
Household size
ISCED level of education (2011)
Socioeconomic status
Worked in the last 30 days
Smoking status
Chronic disease
Health insurance
Believes in afterlife
Believes in God
Happiness
Self-rated health
VAS
Utility
Mobility
Self-care
Usual activities
Pain/discomfort
Anxiety/depression