Table 1. Demographics of patient population.
| PD | Control | De novo | |
|---|---|---|---|
| Age (years±s.d.) | 69±5 | 69±5 | 62±10 |
| Gender (% male) | 51 | 51 | 48 |
| N | 75 | 104 | 25 |
Abbreviation: PD, Parkinson's disease.
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