Table 3

Effect of thalamic stimulation on motor symptoms and activity of daily life, parkinsonian tremor group

Score (item of the UPDRS)Baseline3 months12 months
Off stimulationOn stimulationOff stimulationOn stimulation
UPDRS III37.06 (19.40 ) [67]37.40 (19.51) [63]24.26 (17.80) [66] 3-150 39.18 (19.31) [60]25.72 (18.10) [64]3-150
 Contralateral rigidity (item 22 limbs)2.29 (1.95) {82}1.95 (2.32) {81}1.63 (1.75) {82}3-150 2.51 (1.97) {77}2.05 (1.97) {78} 3-150
 Contralateral akinesia (items 23-26)7.43 (3.98) {82}7.74 (4.11) {81}4.98 (3.87) {82}3-150 7.21 (4.41) {77}4.86 (3.63) {78} 3-150
Hoehn and Yahr2.31 (0.96) [68]2.24 (0.93) [68]2.30 (0.88) [65]
Schwab and England72.35 (20.88) [68]82.35 (17.96) [68]3-150 82.77 (18.07) [65]3-150
UPDRS II13.85 (8.12) [67]8.61 (6.65) [67]3-150 9.24 (6.52 ) [63]3-150
 Handwriting (item 8)2.39 (1.25) [67]1.54 (1.06) [67]3-150 1.67 (1.08) [64]3-150
 Tremor (item 16)3.13 (1.05) [68]1.18 (0.91) [68]3-150 1.22 (0.87) [65]3-150
  • Values are mean (SD) [No of patients]{No of electrodes}.

  • 3-150 p<0.001 v baseline, p<0.001v off stimulation.