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Sociodemographic data of 3189 patients at baseline
| Age (years) (mean±SD) | 74.4±5.2 |
| Male (years) (mean±SD) | 74.0±5.1 |
| Female (years) (mean±SD) | 74.7±5.3 |
| Gender (%) | |
| Male | 40.7 |
| Female | 59.3 |
| Education (in CASMIN grade) (%) | |
| Low (grade 1) | 62.3 |
| Medium (grade 2) | 26.8 |
| High (grade 3) | 10.9 |
| Household-size adjusted net income per month (€) (mean±SD) | 1412±704 |
| Number of chronic conditions (mean±SD) | 7.0±2.5 |
| Number of taken drugs (mean±SD) | 7.7±3.9 |
