Table 4.

The results of the crude and propensity score adjusted logistic regression for the secondary outcome

Logistic regression models	Crude			Adjusted with PS
Secondary outcome	OR	95% CI for OR	P-value	OR	95% C.I for OR	P-value
CT result (abnormal vs. normal)	1.77	0.61–5.14	0.295	0.41	0.07–2.33	0.312
Mechanical ventilation vs. none	2.46	1.19–5.05	0.014	0.96	0.61–2.49	0.942

OR odds ratio, CI confidence interval, PS propensity score