Table 1. Clinical characteristics of the study subjects.

Variable		BPH	Pca	p-value
Patient number		53	63
Age (y)		70.85±8.16	67.27±6.76	0.011*
PSA (ng/mL)		1.87 (0.96–4.97)	11.62 (5.15–17.90)	<0.001†
Operation
	TURP	53 (100.0)	4 (6.3)
	Radical prostatectomy		59 (93.7)
Gleason score
	7 (3+4)		41 (65.1)
	7 (4+3)		16 (25.4)
	≥8		6 (9.5)
Stage
	T2		29 (46.0)
	T3		28 (44.4)
	T4 or metastasis		6 (9.5)

Values are presented as mean±standard deviation, median (interquartile range), or number (%).

BPH, benign prostate hyperplasia; PCa, prostate cancer; PSA, prostate-specific antigen; TURP, transurethral resection of the prostate.

p-values were obtained using the ^*Student’s t-test and the ^†Mann–Whitney U-test.