Table 3.

Multivariate analysis of the correlation between clinicopathological parameters and survival time of patients with bladder cancer from Zhejiang Provincial People's Hospital

Covariates	Coefficient	Standard error	Hazard ratio (HR)	95.0% CI for HR	P
Age range (>60 vs ≤60)	0.464	0.437	1.590	0.676-3.741	0.288
Tumor size (≥3 cm vs <3 cm)	-0.071	0.151	0.932	0.692-1.253	0.639
Number of tumor (single vs multiple)	0.078	0.189	1.081	0.747-1.565	0.678
Lymph node metastasis (positive vs negative)	0.770	0.200	2.159	1.459-3.196	0.000
Lymphovascular invasion (positive vs negative)	0.042	0.271	1.043	0.613-1.773	0.877
Distant metastasis (positive vs negative)	0.384	0.274	1.469	0.859-2.511	0.160
CIT expression (high vs low)	1.136	0.328	3.115	1.638-5.921	0.001
Depth of invasion ( T2-T4 vs Ta-T1)	0.387	0.158	1.472	1.079-2.008	0.015
Histological grade	-0.052	0.130	0.949	0.736-1.224	0.688