Table 3. Univariate and multivariate Cox proportional hazard analysis of risk variables for hospital mortality.

Variables	Unadjusted		Adjusted
	HR(95%CI)	P value	HR(95%CI)	P value
Age≥60	2.82 (1.94–4.11)	<0.01	1.62 (1.02–2.58)	0.041
Male gender	1.05 (1.04–1.06)	<0.01	1.03 (1.01–1.04)	<0.01
Hypertension	3.06 (2.15–4.37)	<0.01	1.90 (1.19–3.03)	<0.01
Diabetes	1.19 (0.77–1.83)	0.436	0.84 (0.53–1.28)	0.276
Heart Disease	1.65 (1.06–2.57)	0.027	1.40 (0.76–2.47)	0.297
Cancer	1.99 (1.10–3.60)	0.024	0.92 (0.66–1.44)	0.347
D-Dimer ≥0.5 mg/L	4.39 (3.01–6.39)	<0.01	1.75 (1.11–2.76)	0.015
CRP ≥10 mg/L	1.42 (1.22–1.62)	<0.01	1.21 (1.06–1.32)	<0.01
PCT≥ 0.5 ng/ml	1.24 (1.17–1.31)	<0.01	1.10 (1.01–1.19)	0.021
LDH ≥ 250 U/L	1.04 (1.03–1.04)	<0.01	1.01 (1.01–1.02)	<0.01