Table 3.
Multivariate analysis of factors affecting overall survival.
| Variables | Univariate analysis | Multivariate analysis | ||
|---|---|---|---|---|
| HR (95% CI) | p-value | HR (95% CI) | p-value | |
| Age ≤ 70 y.o. | 0.503 (0.264–0.955) | 0.036 | 0.514 (0.267–0.990) | 0.046 |
| Initial PSA ≤ 20 ng/ml | 0.565 (0.284–1.124) | 0.104 | ||
| T stage ≤ T2c | 0.340 (0.151–0.765) | 0.009 | 0.441 (0.149–1.307) | 0.140 |
| Gleason score ≤ 7 | 0.506 (0.249–1.031) | 0.061 | 0.568 (0.259–1.248) | 0.159 |
| NCCN risk factor = 1 | 0.268 (0.119–0.605) | 0.002 | 0.543 (0.174–1.698) | 0.294 |
| Anti-androgen + | 1.164 (0.596–2.274) | 0.657 | ||
| Pre-RT PSA < 0.2 ng/ml | 0.484 (0.257–0.910) | 0.024 | 0.493 (0.258–0.941) | 0.032 |
| NAHT ≤ 6mo | 0.916 (0.486–1.723) | 0.784 | ||