| Group 1 (%) | Group 2 (%) | p | |
| No. of patients | 373 | 375 | - |
| Mean age (SD) | 65.5 (6.4) | 64.4 (5.9) | 0.083ª |
| Mean ng/ml PSA (SD) | 9.76 (7.1) | 10.73 (7.9) | 0.128ª |
| Mean weight g prostate (SD) | 55.7 (26.7) | 51.4 (22.4) | 0.102ª |
| Clinical Stage | |||
| cT1 | 278 (74.7) | 251 (66.8) | |
| cT2 | 90 (24.1) | 119 (31.6) | 0.153b |
| cT3 | 5 (1.2) | 5 (1.4) |