Table 5.

Multivariable model for risk factors of intubation.

	Adjusted OR (CI)	p-value
Age
18–39	1 [Ref]	–
40–59	1.12 (0.59–2.20)	0.728
60–74	1.30 (0.65–2.65)	0.463
75–100	0.46 (0.19–1.11)	0.085
Race
White	1 [Ref]	–
African American	0.87 (0.52–1.43)	0.572
Asian	1.52 (0.36–6.11)	0.557
Other	2.38 (1.47–3.92)	0.001
BMI
< 25	1 [Ref]	–
25–30	1.57 (0.84–3.02)	0.165
> 30	1.88 (1.07–3.43)	0.034
Comorbidities
Atrial fibrillation	1.96 (1.17–3.29)	0.011
CAD	0.85 (0.45–1.55)	0.606
Hypertension	1.11 (0.70–1.76)	0.652
COPD	1.23 (0.61–2.45)	0.554
Asthma	1.17 (0.66–2.04)	0.586
Ventricular arrhythmia	2.17 (0.99–4.79)	0.053
Myocardial infarction	4.80 (2.55–9.29)	<0.001
Venous thromboembolism	4.42 (2.73–7.23)	<0.001
Heart failure	0.96 (0.58–1.55)	0.860
Cirrhosis	1.37 (0.52–3.50)	0.519
Chronic kidney disease	0.89 (0.55–1.41)	0.607
Prior glycemic control
HbA1c < 6.5	1 [Ref]	–
HbA1c 6.5–7.4	1.83 (1.10–3.04)	0.020
HbA1c 7.5–8.4	1.23 (0.66–2.27)	0.507
HbA1c ≥ 8.5	0.69 (0.44–1.10)	0.120

Abbreviations: OR = odds ratio; CI = confidence interval; BMI = body mass index; HbA1c = hemoglobin A1c.