Table 3.

Patient risk factors in ECRMC ICU admissions final regression model

Variable	Odds ratio (OR) 95% CL	Standard error	Wald chi-square	p-value
Sex
Male	3.76 (1.36, 10.4)	0.520	6.48	0.0109
Female	1.00 (reference)	–	–	-
Age
18–49 years old	2.09 (0.519, 8.42)	0.711	1.08	0.299
50–64 years old	1.00 (reference)	–	–	–
≥ 65 years old	5.84 (2.03, 16.8)	0.540	10.7	0.0011
Body mass index (BMI)
Underweight and normal	1.00 (reference)	–	–	–
Overweight	7.14 (1.97, 25.8)	0.655	9.00	0.0027
Obese	2.61 (0.786, 8.71)	0.614	2.45	0.117
Coronary artery disease or hyperlipidemia	0.186 (0.067, 0.518)	0.523	10.3	0.0013
No coronary artery disease or hyperlipidemia	1.00 (reference)	–	–	–
Acute kidney injury	19.7 (6.36, 61.1)	0.578	26.6	< 0.0001
No acute kidney injury	1.00 (reference)	–	–	–

N = 151