Table 1. Study Groups, Mean Ages, Vascular Endothelial Growth Factor, Prostate-Specific Antigen, and Prostate Volume Values ^{a, b}.

	Control	BPH	Cancer	P value
Age, y	67.2 ± 7.2	68.7 ± 8.3	66.5 ± 9.1	0.38
40-59	7 (12.3)	6 (10.5)	9 (20.5)
60-69	26 (45.6)	25 (43.9)	24 (54.5)
≥ 70	24 (42.1)	26 (45.6)	11 (25)
VEGF, pg/mL	124.9 ± 50.8	147.5 ± 80	356.3 ± 181.1	< 0.001
PSA, ng/mL	1.94 ± 1.94	3.86 ± 2.3	38.7 ± 17.5	< 0.001
Prostate volume	37.4 ± 15.5	71.7 ± 25.5		< 0.001

^a Abbreviations: BPH, benign prostate hyperplasia; PSA, prostate-specific antigen; VEGF, vascular endothelial growth factor.

^bData are presented as mean ± SD or No. (%).