Table 3.

Multivariate analysis of factors affecting survival of patients with advanced malignant tumor.

Variable	Univariate analysis (P)	Regression coefficient (B)	COXP	Relative risk exp (β)	95% confidence interval
KPS ≤ 20	<0.05	0.344	0.014	1.415	1.079~1.855
LDH > 500 U/L	<0.05	0.368	0.015	1.443	1.117~1.869
ALB < 30 g/L	<0.05	0.307	0.027	1.362	1.058~1.755
Delirium	<0.05	0.871	<0.001	2.388	1.684~3.387