Table 3. Multivariate logistic regression analysis for independent predictors of in-hospital mortality (n = 94).

Characteristic	OR	95% confidence interval	P-value
Age (yrs)	1.12	1.03–1.21	0.004
Body mass index (kg/m2)	1.45	1.13–1.86	0.003
Other risk factors	22.83	1.14–454.9	0.040
25(OH)D (ng/mL)	0.81	0.70–0.93	0.005
Sex (male)	2.51	0.60–10.50	0.205
Hypertension	0.85	0.19–3.67	0.834
Diabetes mellitus	0.46	0.09–2.35	0.358
Albumin (g/dL)	0.50	0.18–1.39	0.189

Other included chronic obstructive pulmonary disease, chronic kidney disease, congestive heart failure, peripheral venous insufficiency and smoking.

OR, odds ratio; 25(OH)D, 25-hydroxyvitamin D.