Table 1 Patients' clinical and pathological characteristics
| Variable | Subgroup | n(%) |
|---|---|---|
| age (years) | ≤ 65 | 31 (44.3) |
| range 47-75 | > 65 | 39 (55.7) |
| pre-op PSA (ng/ml) | < 5 | 14 (20.0) |
| range 2.8-23.9 | 5-10 | 48 (68.6) |
| > 10 | 8 (11.4) | |
| pT stage | ≤ 2 | 42 (60.0) |
| > 2 | 28 (40.0) | |
| Gleason score | ≤ 7 (3+4) | 50 (46.8) |
| ≥ 7 (4+3) | 20 (44.2) |