Table 1.

Baseline characteristics initially and during follow up.

		Initial	FU	p-value*
Number	n	89	89
PSA, ng/ml	Median (IQR)	6.6 (5.1–8.6)	8.2 (5.4–11)	< 0.001
PSAD, ng/ml/cm3	Median (IQR)	0.13 (0.10–0.17)	0.13 (0.09–0.17)	0.56
Prostate volume, ml	Median (IQR)	51 (39–66)	60 (45–86)	< 0.001
PI-RADS	Median (mean)	3 (3.0)	3 (2.89)	0.11

FU: follow up; PSA: prostate specific antigen; PSAD: prostate specific antigen density; PI-RADS: Prostate Imaging Reporting and Data System; IQR: interquartile range.

*Wilcoxon signed rank test.

Significant values are given in bold.