Table 1: Patients' characteristics.

CharacteristicBeckman GroupRoche Group

Patients [ 𝑛 ]19587
Age [years]
 Mean66.1067.39
 Median6667
 Range46–8350–81
PSA [ng/mL]
 Mean6.786.98
 Median6.656.89
 Range4.01–9.914.01–9.99
%fPSA
 Mean15.6915.63
 Median1514
 Range5–484–31
Suspicious DRE [ 𝑛 ]48 (24.6%)19 (21.8%)
Total prostate volume [cc]
 Mean40.0948.29
 Median36.043.8
 Range7.1–119.211.5–171.0
Prostate cancer on needle biopsy [ 𝑛 ]71 (36.4%)30 (34.5%)