Development of a Ferroptosis-Related lncRNA Signature to Predict the Prognosis and Immune Landscape of Bladder Cancer

Table 1

Univariate and multivariate Cox analysis of the risk score.

Covariates	Univariate analysis		Multivariate analysis
	HR (95% CI)	value	HR (95% CI)	value
Age (≤64 vs. >64)	1.81 (0.97-3.37)	0.06	2.04 (1.07-3.89)	0.03
Gender (female vs. male)	1.62 (0.93-2.84)	0.09	1.40 (0.79-2.47)	0.24
Grade (low vs. high)	2.81e+07 (0-∞)	1.00	5.16e+06 (0-∞)	1.00
( 1-2 vs. 3-4)	2.61 (1.28-5.33)	0.01	1.66 (0.79-3.50)	0.18
( vs. -3)	2.31 (1.37-3.89)	<0.01	2.41 (1.36-4.28)	<0.01
( vs. )	2.17 (0.78-6.03)	0.14	0.87 (0.30-2.55)	0.80
Risk score (low vs. high)	6.47 (3.40-12.32)	<0.01	6.41 (3.31-12.42)	<0.01

HR: hazard ratio; CI: confidence interval.