Table 2.
Factors Related to Hematuria-Free Survival Using Cox Regression Analysis
| Factors | HFS |
||||||
|---|---|---|---|---|---|---|---|
| Univariate (p) | Hazard ratioa | 95% CIa | Multivariate (p) | Hazard ratiob | 95% CIb | ||
| Age (<73/≥73) | 0.45 | 0.68 | 0.25–1.85 | ||||
| Gender (male/female) | 0.14 | 2.14 | 0.78–5.88 | — | — | — | — |
| ECOG PS (0, 1/≥2) | 0.13 | 0.31 | 0.07–1.40 | — | — | — | — |
| Hb (<9.3/≥9.3 g/dL) | 0.25 | 0.54 | 0.19–1.54 | ||||
| Creatinine (<0.95/≥0.95 mg/dL) | 0.76 | 0.86 | 0.32–2.30 | ||||
| UICC T classifications (T1, 2/3, 4) | 0.18 | 2.00 | 0.73–5.47 | — | — | — | — |
| History of pretreatment blood transfusion | 0.04 | 3.16 | 1.04–9.62 | 0.04 | 3.16 | 1.04 | 9.62 |
| History of chemotherapy before irradiation | 0.09 | 2.67 | 0.87–8.21 | — | — | — | — |
| Radiation schedule (30 Gy in 10 fr. and more/20 Gy/in 5 fr.) | 0.65 | 1.30 | 0.42–1.04 | ||||
a
Results from univariate analysis.
b
Results from multivariate analysis.
—, Variable not included in final step of multivariate analysis; CI, confidence interval; HFS, hematuria-free survival.