Table 1.

Characteristics of cases and controls

Cases (n = 429)Controls (n = 1,640)
Mean (SD) age at test (y)60.3 (7.22)60.7 (7.23)
Mean (SD) TPSA at test (ng/mL)5.50 (11.08)1.84 (2.68)
Number with TPSA > 4.0 (ng/mL; %)147 (34.3)144 (8.8)
Number with TPSA > 10.0 (ng/mL; %)49 (11.4)21 (1.3)
Mean (SD) RPSA level at test0.20 (0.12)0.30 (0.15)
Number with RPSA < 0.2 (%)247 (57.6)403 (24.5)
Mean (SD) CPSA level4.8 (10.33)1.4 (2.36)
Number with CPSA > 3.75 (%)131 (30.5)117 (7.1)
Mean time from test to diagnosis (y)8.57 (2.62)NA
  • NOTE: Data from cases and controls with both TPSA and RPSA values available from serum drawn at the time of enrollment.