Table 1 The characteristics of the study population

Age (Years)^b

71.00 ± 11.00

67.00 ± 13.00

0.12

PSA(ng/ml)^b

15.54 ± 39.21

8.70 ± 5.78

<0.01

PCA3 score

111.37 ± 278.26

17.76 ± 72.71

<0.01

<35

22 (19.6)

15 (62.5)

<0.01

≥35

90 (80.4)

9 (37.5)

% free PSA^b

0.12 ± 0.08

0.18 ± 0.17

0.03

Biopsy Gleason score

≤7

75 (67.0)

≥8

37 (33.0)