Table 2.

Characteristics of the patients and stimulation parameters of the subthalamic nuclei for optimal therapeutic effect

Left nucleus Right nucleus
Patient Age (years) Sex History of Parkinson's disease (years) Time from surgery (months) Stage of disease before/after surgery Int (V) Freq (Hz) Width (μsec) Int (V) Freq (Hz) Width (μsec)
1 51 female 25 19 4.5/3 3.6 130 60 3.6 135 60
2 69 male 15 14 4/2 3.6 170 90 3.6 170 90
3 57 female 13 20 4/2 3.6 160 60 3.6 135 60
4 70 female 19 27 4/2.5 3.3 130 90 3.6 135 60
5 62 male 12 7 3/0.5 3.5 135 60 3.3 130 60
6 46 female 9 5 2.5/2 3.6 130 90 3.6 170 90
7 61 male 12 20 4/0.5 3.5 135 90 3.5 130 90
8 67 male 10 18 3/1.5 3.5 160 60 3.5 130 90
9 57 male 8 9 4/3 3.4 135 90 3.6 130 90
10 68 male 19 9 4.5/2.5 3.6 130 60 3.6 130 60
  • Intensity (Int) is expressed in volts (V), frequency (Freq) in Hertz, and pulse width in microseconds (μsec).