Table 2.
Category | Satistics | |
---|---|---|
Demographics | ||
Gender | ||
Males | 19 (61.3%) | |
Females | 12 (39.7%) | |
Age at time of surgery (years) | 61 ± 10 | |
Disease duration at time of surgery (years) | 14 ± 8 | |
Statistics at time of study | ||
Interval between surgery and study (days) | 376 ± 355 | |
Laterality of symptoms based on mean rigidity and bradykinesia scores | ||
Left | 2.10 ± 0.03 | |
Right | 2.16 ± 0.04 | |
Mean UPDRS | ||
Med OFF-stim OFF | 42.1 ± 13.7 | |
Med OFF-stim ON | 19.6 ± 9.1 | |
Improvement | 53.3776% | |
H&Y Med OFF-DBS OFF | ||
2 | 3 (9.7%) | |
2.5 | 4 (12.9%) | |
3 | 5 (16.13%) | |
4 | 11 (35.48%) | |
5 | 8 (25.81%) | |
Mean levodopa equivalent doses | ||
Before surgery | 1280 ± 757 | |
After surgery | 795 ± 574 | |
Reduction | 38% |
Stimulation | Left | Right |
---|---|---|
Voltage | 3.06 ± 0.50 | 3.14 ± 0.60 |
Pulse width | 65.7 ± 11.7 | 67.0 ± 12.9 |
Impedance | 1037.5 ± 176.4 | 1076.3 ± 176.4 |
Rate | 185 | 185 |
Active contact | 27 monopolar 4 bipolar | 27 monopolar 4 bipolar |
The levodopa equivalent dose is calculated as 100 mg of levodopa equivalent to 125 mg of controlled-release levodopa, 1 mg of pergolide, 1.5 mg of pramipexole, 5 mg of ropinirole or 10 mg of bromocriptine (Kleiner-Fisman et al. 2003).