Table 1.
Baseline characteristics of the (non-imputed) analytic sample (n = 1,120)
| Descriptive statistic Mean (SD) | Range (min to max) | Missing (%) | |
| Sex, male | 603 (54%)* | – | 0% |
| Age | 69 (4.6) | 60 to 80 | 0% |
| Education, y | 10 (3.4) | 0 to 30 | < 0.1% |
| NTB total score (z-score) | 0.02 (0.57) | –1.88 to 1.54 | 0% |
| MMSE | 26.8 (2.02) | 20 to 30 | < 1% |
| Adjusted ADL | 18 (2.5) | 17 to 46 | < 0.1% |
| ZUNG depression scale | 33.8 (7.4) | 20 to 63 | 2% |
| Outcomes | |||
| Medical care costs (among users; non-transformed) | € 1,084 (€ 2,285) | € 30 to € 31,836 | – |
| Medical care costs (total sample, non-transformed) | € 933 (€ 2,152) | 0 to € 31,836 | 13% |
| SF6D Utility | 0.78 (0.12) | 0.32 to 1.00 | 3% |
Minimum and maximum possible score on the scales: SF6D utility 0.296 to 1 with higher score indicating better HRQoL utilities; ADL range 17 to 85 with higher score indicating more dependence; ZUNG depression scale range 20 to 80 with higher score indicating more depressive symptoms. *frequency (%).