Predictors of Mortality in Critically Ill COVID-19 Patients Demanding High Oxygen Flow: A Thin Line between Inflammation, Cytokine Storm, and Coagulopathy

Table 4

The univariate logistic regression analysis with categorical variables used and the full multivariate prognostic logistic model predicting mortality.

Variable	Univariate analysis			Multivariate analysis
		RR	95% CI for RR		RR	95% CI for RR
	<0.001	3.495	1.801–6.779	/	/	/
At admission to ICU
	<0.001	22.286	9.319–53.294	<0.001	25.740	7.491–88.443
	<0.001	6.100	2.857–13.023	0.002	6.245	1.937–20.129
	0.026	2.111	1.091–4.085	0.013	4.574	1.375–15.212
	0.024	2.362	1.120–4.980	/	/	/