Table 1.
Patient characteristics and stimulation parameters
| Patient | Age (years) | Sex | Duration (years) | Stimulated side | Baseline UPDRSa | Stimulation parametersb
|
||
|---|---|---|---|---|---|---|---|---|
| Pulse width (μs) | Frequency (Hz) | Amplitude (V) | ||||||
| 1 | 59 | M | 7 | R | 48 | 60 | 130 | 2.3 |
| 2 | 69 | M | 14 | L | 60 | 60 | 130 | 2.8 |
| 3 | 61 | F | 12 | R | 50 | 60 | 130 | 2.0 |
| 4 | 47 | M | 12 | R | 72 | 90 | 160 | 2.6 |
| 5 | 58 | M | 7 | B | 40 | 60/60 | 160/145 | 2.8/1.7 |
| 6 | 66 | M | 10 | B | 43 | 60/60 | 145/130 | 2.8/2.6 |
| Mean | 60 | 5M/1F | 10.3 | 4 Uni/2 Bil | 52.2 | 63.8 | 141.3 | 2.5 |
a
Composite Unified Parkinson’s Disease Rating Scale (UPDRS) motor ratings obtained 12 h following the cessation of antiparkinsonian medication.
b
Stimulation parameters for bilateral subjects are presented as Left/Right.