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

Table 2 Comparison between baseline and 3 months postoperatively

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*

**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]

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