Table 1.

Clinical characteristics of the study cohort

n (%)
Total3,945
Median follow-up, mo63.7
Year of diagnosis
 Before 199059 (1.5)
 1990–1994529 (13.4)
 1995–19991,093 (27.7)
 2000–20041,570 (39.8)
 2005–2009643 (16.3)
 Unknown51 (1.3)
Age at diagnosis
 Median61
 Range39–91
PSA at diagnosis
 Median (interquartile range), ng/mL6.4 (4.6–11)
 <4552 (14)
 4–102,060 (52)
 10–20544 (14)
 >20468 (12)
 Unknown321 (8)
Biopsy Gleason score
 ≤61,790 (45)
 71,288 (33)
 8–10716 (18)
 Unknown151 (4)
D'Amico risk criteria
 Total no. evaluated3,500
 Low risk1,307 (37)
 Intermediate risk1,370 (39)
 High risk823 (24)
Mortality
 Total no. of deaths883
 Prostate cancer-specific580
 Other causes303