Table 1.

General health information of the two groups of patients with and without DBS

	PD patients without DBS	PD patients with DBS	P-value
Number of cases	196	220	0.303
Age (years)	60.9±6.1	61.3±5.9	0.528
Male/Female	148/48	160/60	0.569
Course of PD (years)	7.6±3.1	7.7±4.4	0.512
Course of urinary dysfunctions (years)	5.3±2.3	4.9±3.1	0.413
Male prostate volume (cm3) Male PSA (ng/ml)	36.5±7.6 2.3±1.4	37.8±6.8 2.4±1.2	0.449 0.642

Abbreviations: DBS, deep brain stimulation; PD, Parkinson’s disease; PSA, prostate-specific antigen.