Table 1.

Baseline patient characteristics, mean + SD (n = 352)

	Gleason 3+3	Gleason 3+4	p
No. patients	268	84
Age, years	64 (7.4)	64 (7.1)	-
PSA, ng/ml median (IQR)	4.9 (2.8–6.6)	6.0 (4.4–8.8)	0.762
Prostate Volume, cc	52.0 (24.0)	60.0 (21.0)	0.001
PSA Density, ng/ml/cc	0.108 (0.078)	0.164 (0.109)	0.009
Ethnicity
Caucasian	209 (77.6%)	57 (67.9%)	0.376
Hispanic	12 (4.5%)	7 (8.3%)
Asian American	11 (4.1%)	6 (7.1%)
African American	11 (4.1%)	4 (4.8%)
Not stated	26 (9.7%)	10 (11.9%)
Biopsy Data
Max cancer core length, mm	2.5 (2.1)	3.7 (2.1)	0.001
No. of cores	15 (2.6)	15 (3.2)	0.977
No. of positive cores	1.9 (1.4)	2.4 (1.3)	0.003