Table 2.

Univariate analysis for predictors of in-hospital mortality, 2015–2016.

Predictor	Odds ratio (95% CI)	P-value
BMI kg/m2 group		<0.001
≤ 19	0.99 (0.89,1.10)	0.786
20–25	1.00 (reference)	N/A
26–30	0.49 (0.43,0.55)	<0.001
31–35	0.28 (0.25,0.31)	<0.001
36–39	0.24 (0.21,0.27)	<0.001
≥40	0.28 (0.26,0.31)	<0.001
Age group, years		<0.001
18–44	1.00 (reference)	N/A
45–59	1.54 (1.28,1.86)	<0.001
60–74	2.08 (1.74,2.48)	<0.001
≥75	4.43 (3.72,5.27)	<0.001
Deyo-CCI		<0.001
0	N/A	N/A
1	1.00 (reference)	N/A
2 or higher	1.39 (1.19,1.62)	<0.001
Gender		0.169
Male	1.00 (reference)	N/A
Female	1.04 (0.98,1.10)	0.169
Race		<0.001
Non-white	1.00 (reference)	N/A
White	1.74 (1.63,1.87)	<0.001
Comorbidities
Atrial fibrillation/Flutter		<0.001
No	1.00 (reference)	N/A
Yes	1.90 (1.79,2.01)	<0.001
Chronic pulmonary disease		0.001
No	1.00 (reference)	N/A
Yes	0.91 (0.86,0.96)	0.001
Diabetes mellitus		<0.001
No	1.00 (reference)	N/A
Yes	0.73 (0.69,0.77)	<0.001
Hypertension		<0.001
No	1.00 (reference)	N/A
Yes	0.53 (0.50,0.57)	<0.001
Peripheral vascular disease		<0.001
No	1.00 (reference)	N/A
Yes	1.30 (1.22,1.39)	<0.001
Prior MI		0.670
No	1.00 (reference)	N/A
Yes	0.98 (0.90,1.07)	0.670
Chronic renal failure		<0.001
No	1.00 (reference)	N/A
Yes	1.53 (1.44,1.62)	<0.001

BMI, Body Mass Index; Deyo-CCI, Deyo-Charlson Comorbidity Index; MI, Myocardial Infraction.