Table 1: Patients’ clinicopathological characteristics ( ) and associations with time to PSA relapse.

CharacteristicSubgroup (%)

Age (years)≤6531 (44.3) 0.277
range 47–75>6539 (55.7)
pre-op PSA (ng/mL)<1060 (85.7) 0.143
range 2.8–23.9≥1010 (14.3)
pT stage≤242 (60.0)<0.001
≥328 (40.0)
Gleason score≤7 (3 + 4)50 (46.8)<0.001
≥7 (4 + 3)20 (44.2)
SMs(−)49 (70.0) 0.004
(+)21 (30.0)
LN statusN053 (75.7) 0.072
N16 (8.6)
Nx 11 (15.7)

Pre-op PSA: preoperative PSA; pT stage: pathologic TNM stage; SMs: surgical margins; LN: lymph node; number of patients; statistical value.