Table 3. Univariate and multivariate analyses of risk factors predicting overall survival in patients with renal cancer.

		Univariate		Multivariate
Variable	Cutoff	HR (95% CI)	P value	HR (95% CI)	P value
Age	≤65 vs >65	-0.290 (-0.787–0.167)	0.218	-0.076 (-0.608–0.431)	0.771
Gender	Male vs Female	-0.638 (-1.55–0.288)	0.159	-0481 (-0.997–0.024)	0.062
Grade	G1-2 vs G3-4	-0.837 (-1.31 –-0.312)	0.0002	-0.311 (-1.07–0.492)	0.442
T stage	T1-2 vs T3-4	-0.603 (-1.06 –-0.104)	0.008	-0.625 (-1.39–0.148)	0.112
Preoperative neutrophil count	≤6000 vs >6000	-0.501 (-1.06 –-0.231)	0.10	-0.521 (-1.13–0.163)	0.123
Serum soluble B7-H4	Negative vs Positive	-0.834 (-1.57 –-0.275)	0.004	-0.868 (-1.72 –-0.177)	0.018

HR hazard ratio, CI confidence interval. Multiple regression model was used for statistical analyses. P value of < 0.05 was considered statistically significant