Table 3.
Uni- and multivariable Cox regression for the predictive factors of biochemical recurrence in the patient with T2 disease
| Characteristic | Univariable | Multivariable | ||||||
|---|---|---|---|---|---|---|---|---|
| N | OR | 95% CI | p-value | N | OR | 95% CI | p-value | |
| Age at therapy (years) | 206 | 0.99 | 0.93, 1.06 | 0.9 | 206 | 0.93 | 0.85, 1.01 | 0.088 |
| PSA (ng/ml) <10 10–20 >20 |
206 Ref |
– 1.51 0.00 |
– 0.41, 4.51 |
0.5 >0.9 |
206 |
– 0.83 0.00 |
– 0.18, 3.13 |
0.8 >0.9 |
| Prostate volume (cc) | 206 | 1.00 | 0.97, 1.02 | >0.9 | 206 | 1.02 | 0.98, 1.06 | 0.3 |
| ISUP specimen 2 3 4 5 |
206 Ref |
– 6.43 23.6 13.5 |
– 2.05, 24.3 3.71, 152 2.31, 74.3 |
0.002 <0.001 0.002 |
206 |
– 8.37 53.4 19.6 |
– 2.45, 34.7 6.82, 479 2.92, 131 |
0.001 <0.001 0.002 |
| Surgical margin Negative Positive |
206 Ref |
– 2.51 |
– 0.93, 6.51 |
0.060 |
206 |
– 3.34 |
– 1.08, 10.3 |
0.033 |
| Largest tumour diameter (mm) | 206 | 1.01 | 0.95, 1.07 | 0.7 | 206 | 1.02 | 0.94, 1.10 | 0.6 |
OR – odds ratio; CI – confidence interval; PSA – prostate-specific antigen