Trait demographics and neuropsychological tests
| Variable | |
|---|---|
| Age (years) | 67.5 (0.6) |
| Sex (women/men) | W: 9; M: 15 |
| Verbal IQ | 114.5 (2.0) |
| HADS total | 3.5 (0.5) |
| HADS anxiety | 2.3 (0.4) |
| HADS depression | 1.2 (0.3) |
| MMSE | 29.1 (0.3) |
| BIS-11 motor | 20.9 (0.6) |
| BIS-11 cognitive | 14.8 (0.6) |
| BIS-11 non-planning | 21.7 (0.7) |
| BIS-11 total | 57.4 (1.1) |
Data represent mean (SEM) except for the variable sex, for which data reflect frequencies. Verbal IQ is defined by scores on the Dutch version of the NART, MMSE, BIS-11, subscales and total score. Men and women are equally distributed across the whole group.