List of individual-level variables
| Variable | Description |
| Individual | Personal identification number to identify individual. |
| Household | Variable to identify individuals belonging to the same household. |
| Year | Year of birth. |
| Country of birth | Country of birth (grouped into clusters). |
| Income per adult in household | Disposable yearly income per household member in SEK. |
| Level of education | Categorical variable measuring highest level of finished education. |
| Sickness benefits | Binary variable indicating if the individual receives sickness benefit or work injury compensation. |
| Employment | Binary variable indicating if the individual is employed or not. |
| Labour market programme | Binary variable indicating if the individual receives income from labour market policy measures. |
| Early retirement | Binary variable indicating if the individual receives early retirement income, disability payment or activity compensation. |
| Registered PHCC | The PHCC an individual is registered with. |
SEK, Swedish krona.