Table 1.
Patient characteristics
| Characteristic | PD patients, n = 80 |
DYS patients, n = 20 |
p Value |
t Value |
|---|---|---|---|---|
| Disease subtype | 91.2% tremor; 8.8% akinetic | 50% focal; 50% segmental | — | — |
| Age, y | 68.9 (9.5) | 60.9 (11.9) | <0.01 | 3.22 |
| Men/women | 55:25 | 6:14 | <0.01 | —3.32 |
| Education, y | 14.8 (3.0) | 15.1 (2.1) | NS | — |
| Dopa meds, % | 98.8* | — | — | — |
| Antidepressants, % | 51 | 20 | <0.01 | 2.47 |
| Duration of symptoms, y | 6.4 (5.7) | 8.0 (7.8) | NS | — |
| Hoehn–Yahr stage | 2.4 (0.67) | — | — | — |
| Parkinson motor score (UPDRS) | 29.5 (10.8) | — | — | — |
*
Approximately 99% of PD patients were taking dopaminergic medications (e.g., levodopa/carbidopa, dopamine agonists, with 1 patient prescribed levodopa/carbidopa on the day of evaluation).
PE = Parkinson disease; DYS = dystonia; UPDRS = Unified Parkinson's Disease Rating Scale.