TABLE 1.
Characteristics of healthy controls and patients with PD
| Characteristics | Healthy controls | PD patients | P‐value | |
|---|---|---|---|---|
| Number | 49 | 25 | ||
| Age (yr) | Mean ± standard deviation | 58.0 ± 13.9 | 60.3 ± 7.8 | 0.45 |
| Sex | Number male/female | 19/30 | 14/11 | 0.16 |
| HY stage (medication on) | Median (range) | – | 2 (1–3) | |
| HY stage (medication off) | Median (range) | – | 2 (1–5) | |
| UPDRS, Part III (medication on) | Median (range) | – | 19 (10–34) | |
| UPDRS, Part III (medication off) | Median (range) | – | 42 (18–63) | |
| Disease duration (yr) | Median (range) | – | 8 (2–18) |
Abbreviations: PD, Parkinson's disease; HY, Hoehn and Yahr; UPDRS, Unified Parkinson's Disease Rating Scale.