Table 4.

Risk factors associated with severe-critically illness development.

	Univariate analysis			Multivariate logistic regression analysis
Variables	P value	OR	95% CI	P value	OR	95% CI
Age	<.001	11.43	7.96–14.91	.004	1.08	1.03–1.14
Shortness of breath	<.001	5.97	3.16–9.91	.250
Bilateral involved	<.001	2.04	1.32–3.16	.472
Lymphocytes	.022	0.46	0.12–0.79	.034	0.28	0.04–0.88
Hemoglobin	.026	9.37	1.15–17.59	.597
Platelet	.001	5.29	2.66–9.63	.073
ALT	.003	1.53	3.66–17.39	.507
AST	<.001	1.12	6.32–13.92	.317
LDH	<.001	5.76	2.70–6.81	.085
Albumin	<.001	5.27	3.78–6.76	.355
CRP	<.001	4.31	2.08–6.53	.823
ESR	<.001	2.11	1.46–4.75	.209
PT	.020	1.45	1.25–1.85	.424
D-dimer	.006	4.43	1.61–8.46	.024	3.21	1.39–7.40
Fibrinogen	<.001	1.46	1.11–1.75	.613
Hypertension	.002	2.18	1.31–3.64	.504
Diabetes	<.001	4.26	2.44–7.48	.104
COPD	.006	4.45	1.64–12.03	.703
Coronary heart disease	.033	3.12	1.14–8.56	.258
Cerebrovascular disease	.008	6.25	1.77–22.09	.578
Cancer	.001	9.52	2.63–34.49	.061