Table 3. Multivariate logistic regression odds ratios and p-values for ventilator use and length of stay 3+ days.

		Ventilator use				LOS 3+ days
		Model 1 (unadjusted)		Model 2 (adjusted)		Model 1 (unadjusted)
		OR	p	OR	p	OR	p
Strong Evidence	Cancer	0.7	0.669
	Chronic kidney disease	1.5	0.047	1.1	0.531
	Chronic obstructive pulmonary disease	2.5	<0.001	1.9	0.001
	Cardiovascular disease	1.4	0.160
	Obesity	1.2	0.372
	Smoking & Tobacco use	1.1	0.860
	Type 2 diabetes	1.2	0.144
Mixed Evidence	Asthma	0.8	0.384
	Hypertension	1.3	0.065
	Cerebrovascular disease	0.7	0.669
Limited Evidence	HIV	1.0	0.980
	Type 1 diabetes	1.3	0.625
	Chronic respiratory conditions	1.3	0.039	2.3	0.087
Total Comorbidities	0	Ref	Ref	Ref	Ref	Ref	Ref
	1	0.8	0.202	0.7	0.040	1.0	0.880
	2	1.1	0.736	0.9	0.533	0.9	0.522
	3–5	1.5	0.022	1.2	0.386	1.1	0.780
	6–9	2.2	0.036	1.7	0.183	1.2	0.762