Description of study population at baseline
| Paid work n=14 582 | Volunteer activities n=3824 | Informal caregiving n=8681 | ||||
| Mean (SD) | % | Mean (SD) | % | Mean (SD) | % | |
| Having a chronic disease at enrolment | 26.3 | 33.6 | 35.4 | |||
| Onset of a chronic disease during follow-up | 22.5 | 21.9 | 22.8 | |||
| Demographic factors | ||||||
| Gender: female | 46.9 | 51.9 | 54.4 | |||
| Age (years) | 54.6 (3.2) | 55.2 (3.4) | 55.0 (3.4) | |||
| Education | ||||||
| Low | 24.6 | 19.6 | 25.5 | |||
| Intermediate | 37.3 | 34.9 | 37.1 | |||
| High | 38.1 | 45.4 | 37.4 | |||
| Marital status: having no partner | 21.3 | 21.2 | 21.9 | |||
| Societal participation | ||||||
| Paid work | 100 | 68.5 | 69.3 | |||
| Volunteer activities | 18.0 | 100 | 23.7 | |||
| Informal caregiving | 41.3 | 53.8 | 100 | |||