Table 4. Independent risk factors of in-hospital mortality

Variables	OR	95% CI	p-value
Age	1.059	0.976–1.160	0.218
Female	0.208	0.029–1.472	0.116
Hypertension	1.729	0.234–12.774	0.591
Atrial fibrillation	5.679	0.714–45.202	0.101
Chronic kidney disease	3.362	0.351–32.217	0.293
Cancer	7.860	0.413–149.534	0.170
Infection	3.550	0.562–22.413	0.178
Acute heart failure	20.657	2.306–185.008	0.007
Acute respiratory failure	10.397	1.117–96.795	0.040

OR, odds ratio; CI, confidence interval.