Table 1.
Demographics data of the participants.
| Total sample (n = 1054) Mean ± SD |
|
|---|---|
| Demographics | |
| Age (years) | 28.7 ± 3.6 |
| Female (n, %) | 573 (54.4%) |
| White (n, %) | 788 (74.8%) |
| Education (years) | 14.9 ± 1.7 |
| Gait Speed (m/s) | 1.3 ± 0.1 |
| ICV and cerebellum subregion volume (mm3) | |
| ICV | 1,581,794.7 ± 188,453.0 |
| Bilateral Cerebellum | 115,822.8 ± 12,283.4 |
| Bilateral Crus I | 38,473.1 ± 938.6 |
| Bilateral VIIb | 25,199.7 ± 663.8 |
| Right VIIIa | 6970.7 ± 187.8 |
| Cognitive tests | |
| Working memory accuracy (%) | 86.9 ± 8.8 |
| Working memory median RT (ms) | 862.9 ± 123.7 |
| Fluid cognition composite score | 115.3 ± 11.5 |
SD, standard deviation; ICV, total intracranial volume; RT, response time.