Supplementary Table 1.

Multivariable Logistic Regression Model of Risk Factors Associated With Increased Length of Stay (≥5 Days)

Predictor	OR (95% CI)	P value
Age, y
<60	1 (ref)
60–69	0.89 (0.36–2.19)	.795
70–79	1.38 (0.56–3.41)	.487
≥80	1.18 (0.46–2.98)	.732
Sex		.829
Male	1 (ref)
Female	0.93 (0.46–1.85)
Hemoglobin on admission, g/dL		.006
≥12	1 (ref)
<12	3.17 (1.40–7.04)
Time period (after March 16, 2020)	2.46 (1.13–5.34)	.023
SARS-CoV-2 detected	2.30 (0.85–6.19)	.099
ICU admission during hospitalization	49.25 (6.13–395.06)	<.001
Endoscopy performed	2.52 (1.24–5.12)	.010

ICU, intensive care unit; ref, reference.