Variable	Odds Ratio (95%CI)	P value
Length of stay, per 1 day increase	1.01 (1.00–1.02)	0.06
Elective index admission	0.45 (0.35–0.58)	<0.001†
Number of admissions in the previous 12 months	1.05 (1.02–1.08)	0.004†
Total number of medications at discharge	1.00 (0.98–1.02)	0.86
Opiate medication at discharge	1.04 (0.86–1.25)	0.70
Anticoagulation therapy at discharge	1.14 (0.93–1.41)	0.20
Elixhauser comorbidity score, per 1 unit increase	1.00 (1.00–1.01)	0.37
Congestive heart failure	1.10 (0.80–1.51)	0.57
Liver disease	1.20 (0.79–1.81)	0.40
Hematological neoplasm	1.49 (1.13–1.97)	0.005†
Metastatic neoplasm	1.04 (0.76–1.41)	0.82
Ovarian neoplasm	1.49 (0.94–2.37)	0.09
Hemoglobin, per one unit increase	1.00 (1.00–1.02)	0.82
Sodium level, per one unit increase	1.00 (0.98–1.02)	0.99