Table 3. Crude and adjusted mortality by Poisson regression.

	Crude relative risk	95% CI	Adjusted relative risk	95% CI
Vitamin D (25[OH]D3 ≤ 12 ng/mL)	2.11	1.08-4.11	2.20	1.07-4.54
APACHE II	1.06	1.03-1.09	1.03	0.99-1.8
SOFA	1.11	1.06-1.17	1.04	0.97-1.11
Lactate	1.17	1.07-1.17	1.04	0.99-1.10
Albumin	0.58	0.38-0,88	0.75	0.47-1,19
BMI	1.01	0.96-1.05	0.99	0.95-1.03
Sepsis	1.00	0.63-1.58	1.06	0.54-2.07

APACHE II: Acute Physiology and Chronic Health Disease Classification System II; SOFA: Sequential Organ Failure Assessment; BMI: body mass index (Kg/m²); CI: confidence interval.