Role of serial multiparametric magnetic resonance imaging in prostate cancer active surveillance

Table 3 Patient’s demographics and disease characteristics at baseline

Characteristic	Value
Age (yr), median (range)	65 (51-75)
PSA (ng/mL), median (range)	6.4 (1.4-14.3)
Clinical stage, n (% of total)
cT1c	20 (87.0)
cT2a	2 (8.7)
cT2b	1 (4.3)
Gleason score 6 (3 + 3), n (% of total)	23 (100%)
% of cores positive per patient, median (range)	8.3 (01-58.3)
Density of tumor in positive biopsy cores (% of core), median (range)	10 (1-60)
HGPIN, n (% of total)	6 (26.1)
PNI, n (% of total)	4 (17.4)
LVI, n (% of total)	0 (0.0)

¹Three patients had benign biopsies at study enrollment but previous positive biopsies. HGPIN: High grade prostate intraepithelial neoplasia; PNI: Perineural invasion; LVI: Lymphovascular invasion.