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Table 2 Comparison between baseline and 3 months postoperatively

From: Factors predicting the instant effect of motor function after subthalamic nucleus deep brain stimulation in Parkinson’s disease

Subscale Range of possible scores Preoperative baseline (N = 23) 3 months after surgery off-medication/on-stimulation (N = 23) P value
Total UPDRSIII 0–108 50.15 ± 18.19 21.94 ± 11.69; 56% <0.001**
Tremor 0–28 8.67 ± 7.85 1.44 ± 2.65; 83% <0.001**
Rigidity 0–20 10.76 ± 4.82 3.71 ± 3.33; 66% <0.001**
Akinesia 0–32 19.5 ± 8.95 8.98 ± 6.48; 54% <0.001**
Axial symptoms 0–24 11.17 ± 5.35 6.76 ± 3.84; 40% <0.001**
LEDD, mg   999.32 ± 516.69 797.52 ± 414.45; 20% 0.006*
  1. **p < 0.01, *p < 0.05; Akinesia refers to the sum of items 23–26 of UPDRS III; Axial symptoms was defined as the sum of the following motor scores: item 18, 22 (rigidity of the neck), items 27–30 [16]