Table II.

Cox proportional hazards regression model analyses of Wip1 expression and other clinical prognostic factors in patients with bladder transitional cell carcinoma.

	Cox regression analysis
Variable	HR (95% CI)	P-value
Gender (male/female)	0.74 (0.41–1.32)	0.302
Age (≥60/<60 years)	1.06 (0.62–1.79)	0.842
Tumor size (≥3/<3 cm)	0.91 (0.55–1.51)	0.709
Pathological grade (G1+G2/G3)	1.79 (0.92–3.48)	0.087
Clinical T stage (Ta+Tis+T1/T2-T4)	2.49 (1.33–4.64)	0.004
Lymph nodal metastasis (N0/N+)	3.34 (1.60–6.98)	0.001
Wip1 expression (high/low)	1.86 (1.02–3.18)	0.025

Wip1, wild-type p53-induced phosphatase; HR, hazard ratio; CI, confidence interval.