Table 1. Sample characteristics.
| HD group | CON group | HD vs. CON | ||
| n = | n = | |||
| Sex (male/female) | 5/9 | 7/11 | ||
| Education (qualified/not qualified for higher education) | 9/5 | 11/7 | ||
| Handedness (right/left) | 12/2 | 18/0 | ||
| mean (SD) | mean (SD) | t(30) | p | |
| Age (years) | 37.1 (8.0) | 36.1 (7.7) | 0.37 | 0.71 |
| CAG length | 42.1 (2.2) | |||
| Estimated time to disease onset (years) | 22.1 (12.1) | |||
| SSS-V: Thrill and adventure seeking | 6.9 (3.0) | 6.8 (2.0) | −0.10 | 0.92 |
| SSS-V: Experience seeking | 5.3 (1.4) | 6.1 (1.6) | 1.20 | 0.25 |
| SSS-V: Disinhibition | 3.6 (2.6) | 3.6 (2.3) | −0.10 | 0.92 |
| SSS-V: Boredom susceptibility | 3.1 (1.6) | 3.2 (1.8) | 0.13 | 0.90 |
| SSS-V total | 19.3 (5.8) | 19.7 (5.0) | 0.20 | 0.84 |
SD: standard deviation, HD: Huntington disease mutation carriers, CON: control subjects, t: t-value, p: p-value; estimated time to disease onset: calculated in 11 presymptomatic subjects.