Table 1.
Socio-demographic characteristics of the study participants.
| Total | Calibration Sample | Validation Sample | ||||
|---|---|---|---|---|---|---|
| N = 1168 | n = 584 | n = 584 | ||||
| n | % | n | % | n | % | |
| Gender | ||||||
| Male | 506 | 43.3 | 255 | 43.7 | 251 | 43.0 |
| Female | 662 | 56.7 | 329 | 56.3 | 333 | 57.0 |
| Age (Years) | ||||||
| Mean (Standard Deviation) | 62.3 (15.9) | 61.65 (15.8) | 63.00 (16.0) | |||
| Range | 19–95 | 19–92 | 19–95 | |||
| Chronic Disease | ||||||
| Yes | 650 | 55.7 | 327 | 56.0 | 323 | 55.3 |
| No | 412 | 35.3 | 212 | 36.3 | 200 | 34.2 |
| Don’t know | 70 | 6.0 | 25 | 4.3 | 45 | 7.7 |
| Missing | 36 | 3.1 | 20 | 3.4 | 16 | 2.7 |
| Education level | ||||||
| No school leaving certificate | 19 | 1.6 | 11 | 1.9 | 8 | 1.4 |
| Secondary school certificate | 735 | 62.9 | 363 | 62.2 | 372 | 63.7 |
| Intermediate maturity | 255 | 21.8 | 130 | 22.3 | 125 | 21.4 |
| Polytechnic secondary school | 11 | 0.9 | 5 | 0.9 | 6 | 1.0 |
| Advanced technical college certificate | 58 | 5.0 | 30 | 5.1 | 28 | 4.8 |
| Abitur (a-level) | 45 | 3.9 | 19 | 3.3 | 26 | 4.5 |
| Missing | 45 | 3.9 | 26 | 4.5 | 19 | 3.3 |
| Employment status | ||||||
| Currently employed | 497 | 42.6 | 256 | 43.8 | 241 | 41.3 |
| Currently not employed | 587 | 50.3 | 292 | 50.0 | 295 | 50.5 |
| Missing | 84 | 7.1 | 36 | 6.2 | 48 | 8.2 |