Table 1.
Comparison of clinical and demographic variables in CS and PD participants.
| CS (n = 32) | PD (n = 28) | Significance | |
|---|---|---|---|
| Age | 56.3 (9.2) | 66.5 (11.9) | P < .0001*** |
| Education | 15.3 (2.7) | 13.9 (3.0) | ns |
| MMSE | 28.3 (1.5) | 26.6 (1.7) | P < .0001*** |
| DASS—Anxiety | 2.12 (2.4) | 5.32 (4.1) | P < .0001*** |
| DASS—Depression | 3.94 (4.7) | 4.32 (4.3) | ns |
| Stroop 3 Interference | 46.8 (29.8) | 51.3 (29.8) | ns |
| Disease Duration | N/A | 9.01 (4.96) | N/A |
| H and Y Stagea | N/A | 3 (2–3) | N/A |
| UPDRS total | N/A | 25.3 (13.1) | N/A |
| LDE | N/A | 628.9 (330.8) | N/A |
Notes: ***P < .0001; ns: not significant; N/A: not applicable; CS: control; PD: Parkinson's disease; MMSE: mini-mental state exam; DASS: Depression Anxiety Stress Scales; H & Y Stage: Hoehn & Yahr Stage; UPDRS: Unified Parkinson's Disease Rating Scale; LDE: Levodopa Dosage Equivalent.
aMedian (range) is reported.