Table 1.
Demographical and clinical information of participants.
| Patients | Normal controls | p | |
|---|---|---|---|
| Number (male/female) | 31 (15/16) | 37 (14/23) | 0.381 |
| Right/left onset | 21/10 | – | – |
| Age, year | 57.1 ± 8.4 | 57.7 ± 7.9 | 0.761 |
| Education, year | 10.23 ± 4.1 | 11.0 ± 3, 9 | 0.432 |
| Disease duration, year | 3.4 ± 3.8 | – | – |
| UPDRS III score | 14.2 ± 5.7 | 0.25 ± 0.6 | <0.001 |
| Akinesia/rigidity score | 8.7 ± 3.8 | – | – |
| Tremor score | 2.3 ± 1.5 | – | – |
| Motor score from affected side | 8.8 ± 3.4 | – | – |
| Axial score | 5.3 ± 2.8 | – | – |
| Hoehn-Yahr stage | 1.2 ± 0.2 | – | – |
| MMSE | 28.1 ± 1.9 | 28.7 ± 1.6 | 0.140 |
| Total Intracranial Volume, cm3 | 1481.7 ± 118.9 | 1496.4 ± 123.1 | 0.618 |