Research Article
Deep Brain Stimulation Frequency of the Subthalamic Nucleus Affects Phonemic and Action Fluency in Parkinson’s Disease
Table 1
Baseline characteristics of the participants.
| Variables | Mean SD or (%) | Range |
| Sex, male | 16 (80) | — | Age | 56.65 10.71 | 31–75 | Education | 10.10 5.23 | 2–22 | Time of disease, years | 15.30 4.71 | 10–29 | Levodopa equivalent dose, mg/day | 1165.00 615.08 | 300–2300 | Time after surgery, months | 2.21 1.38 | 0–7 | MMSE | 26.45 2.52 | 21–30 | Hamilton Depression Rating Scale | | | Normal | 14 (70) | — | Mild depression | 4 (20) | — | Moderate depression | 2 (10) | — | Amplitude (V), left | 3.02 (0.65) | 1–3.90 | Amplitude (V), right | 2.98 (0.60) | 1.80–3.60 | Pulse width (μs), left | 79.50 (17.61) | 60–120 | Pulse width (μs), right | 81.00 (17.14) | 60–120 | Frequency (Hz), left and right | 124.00 (26.04) | 60–180 |
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SD: standard deviation; MMSE: Mini-Mental State Examination.
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