Table 1.
Patient and treatment characteristics
| Early RT | Late RT | |||
|---|---|---|---|---|
|
| ||||
| No. patients | 162 (24.8%) | 490 (75.2%) | ||
| Age at RP | ||||
| Mean | 60.47 | 60.44 | ||
| Range | 45–75 | 41–76 | ||
| Time to RT | ||||
| Mean | 3.6 months | 30.1 months | ||
| Range | 1–5 months | 6–171 months | ||
| Radiation dose | ||||
| Mean | 66 Gy | 66 Gy | ||
| Range | 50–70 Gy | 50–70 Gy | ||
| Types of RT | ||||
| 3D conformal | 141 (87.0%) | 415 (84.7%) | ||
| IMRT | 21 (13.0%) | 75 (15.3%) | ||
| Nerve-sparing status | ||||
| Unilateral | 18 (11.1%) | 51 (10.4%) | ||
| Bilateral | 32 (19.8%) | 90 (18.4%) | ||
| Non-sparing | 18 (11.1%) | 40 (8.2%) | ||
| Unknown | 94 (58.0%) | 309 (63.0%) | ||
| Pre-RT | Post-RT | Pre-RT | Post-RT | |
| ADT | 38 (23.5%) | 50 (30.9%) | 104 (21.2%) | 142 (29.0%) |
RT: radiotherapy; RP: radical prostatectomy; ADT: androgen deprivation therapy; IMRT: intensity-modulated radiotherapy.