Table 2.

Logistic regression models^a

	Univariable model			Multivariable model
	OR	95% Confidence interval	P‐value	OR	95% Confidence interval	P‐value
Age	0.986	0.969–1.004	0.127
Left ventricular ejection fraction	0.944	0.903–0.986	0.010	0.951	0.908–0.997	0.035
New York Heart Association function class	1.569	0.795–3.099	0.194
White blood cell	1.000	1.000–1.000	0.267
Haemoglobin	1.187	0.889–1.586	0.245
Na	0.892	0.829–0.961	0.002	0.905	0.839–0.977	0.010
ESR	1.018	0.974–1.064	0.434
Hs‐CRP	0.997	0.960–1.035	0.866
NT‐proBNP	1.000	1.000–1.000	0.188
Prolactin	0.998	0.974–1.022	0.867
Uric acid	1.320	1.074–1.622	0.008	1.276	1.031–1.580	0.025
Creatinine	1.474	0.714–3.046	0.294
Acute kidney injuryb	1.725	0.879–3.386	0.113
Length of stay	0.969	0.907–1.035	0.350

^aDependent variable: 30 day event (composite of rehospitalization or death).

^bDuring index hospitalization.