Table 4.

Univariate and multivariate regression analysis of risk factors for NIV/IMV/ECMO/death

	Univariate			Multivariate
	OR	95%CI	P value	OR	95%CI	P value
Case type	24.128	8.442, 68.960	< 0.001	12.1	0.01, 0.432	0.005
Grade of LYM proportion	6.018	3.291, 11.004	< 0.001	5.519	1.700, 17.913	0.004
RF on admission	40.200	13.791, 117.177	< 0.001	6.984	1.364, 35.748	0.020
Number of lobes infiltrated	0.15	0.072, 0.316	< 0.001	0.267	0.072, 0.994	0.267