Table 2 Cox regression analysis of factors associated with CSS
Variables | Univariate | Multivariate | ||||
|---|---|---|---|---|---|---|
HR | 95% CI | P | HR | 95% CI | P | |
Age (years) | ||||||
≤ 70 | 1.000 | 1.000 | ||||
> 70 | 0.885 | 0.581–1.348 | 0.569 | 1.240 | 0.488–3.150 | 0.652 |
Sex | ||||||
Male | 1.000 | 1.000 | ||||
Female | 0.713 | 0.478–1.062 | 0.096 | 1.328 | 0.477–3.693 | 0.587 |
Smoking | ||||||
No | 1.000 | 1.000 | ||||
Yes | 1.095 | 0.548–2.190 | 0.797 | 0.695 | 0.225–2.147 | 0.527 |
Tumor side | ||||||
Left | 1.000 | 1.000 | ||||
Right | 0.726 | 0.486–1.084 | 0.117 | 1.136 | 0.451–2.861 | 0.787 |
Hydronephrosis | ||||||
No | 1.000 | 1.000 | ||||
Yes | 1.134 | 0.588–2.188 | 0.707 | 0.742 | 0.149–3.698 | 0.716 |
Hematuria | ||||||
No | 1.000 | 1.000 | ||||
Yes | 1.307 | 0.842–2.029 | 0.233 | 2.405 | 0.820–7.048 | 0.110 |
Renal function | ||||||
Normal | 1.000 | 1.000 | ||||
Abnormal | 1.130 | 0.688–1.911 | 0.650 | 1.503 | 0.613–3.686 | 0.374 |
pT stage | ||||||
pTa–1 | 1.000 | 1.000 | ||||
pT2–4 | 6.907 | 4.028–11.845 | < 0.001 | 9.370 | 2.956–29.697 | < 0.001 |
Surgical intervention | ||||||
RNU | 1.000 | 1.000 | ||||
PU | 1.010 | 0.651–1.567 | 0.964 | 1.705 | 0.608–4.778 | 0.310 |