Table 3.

Predictors of mortality and the composite endpoint.

Variable	Univariate		Multivariate
	OR (95% CI)	P	OR (95% CI)	P
Mortality
Age	1.093 (1.074–1.111)	< 0.001	1.076 (1.057–1.095)	< 0.001
Hypertension	2.928 (2.052–4.179)	< 0.001
Diabetes mellitus	2.715 (1.866–3.949)	< 0.001	1.810 (1.159–2.827)	0.009
Chronic kidney disease	4.294 (2.500–7.375)	< 0.001	1.882 (0.984–3.601)	0.056
Heart disease	2.458 (1.602–3.771)	< 0.001
COPD	2.296 (1.402–3.759)	0.001	1.787 (1.004–3.182)	0.048
Dyslipidemia	1.675 (1.200–2.338)	0.002
Lymphocytes < 1000/m3	2.350 (1.638–3.371)	< 0.001	1.692 (1.111–2.577)	0.014
D-dimer > 500 μg/l	2.388 (1.522–3.747)	< 0.001
C-reactive protein > 10 mg/l	3.383 (2.083–5.492)	< 0.001	2.786 (1.639–4.734)	< 0.001
Hemoglobin < 10 g/dl	4.000 (2.257–7.089)	< 0.001
Mortality + respiratory failure
Age	1.045 (1.034–1.056)	< 0.001	1.029 (1.017–1.041)	< 0.001
Hypertension	2.047 (1.556–2.692)	< 0.001
Diabetes mellitus	2.664 (1.877–3.782)	< 0.001	2.173 (1.459–3.236)	< 0.001
Chronic kidney disease	4.114 (2.252–7.515)	< 0.001	2.617 (1.331–5.144)	0.005
Heart disease	2.230 (1.487–3.344)	< 0.001
Lymphocytes < 1000/m3	2.534 (1.911–3.361)	< 0.001	2.074 (1.509–2.849)	< 0.001
D-dimer > 500 μg/l	2.191 (1.582–3.035)	< 0.001	1.523 (1.061–2.186)	0.023
C-reactive protein > 10 mg/l	3.434 (2.445–4.824)	< 0.001	3.160 (2.189–4.559)	< 0.001
Hemoglobin < 10 g/dl	3.357 (1.813–6.216)	< 0.001

CI — confidence interval; COPD — chronic obstructive pulmonary disease; OR — odds ratio