Table 4.

Univariate and multivariate analyses for factors independently associated with in-hospital mortality

Variable	Univariate logistic regression model			Multivariate logistic regression model
	Unadjusted hazard ratio	95% CI	P-value	Adjusted hazard ratio	95% CI	P-value
Hospital-acquired pneumonia/ventilator-acquired pneumonia	3.11	(1.61, 6.01)	< 0.001*	3.24	(1.94, 5.43)	< 0.001*
SOFA score at 72 hours after discontinuation of vasopressor	1.2	(1.14, 1.26)	< 0.001*	1.12	(1.04, 1.19)	0.001*
Fluid volume (mL) during 72 hours after discontinuation of vasopressor	1.01	(1.01, 1.02)	< 0.001*	1.01	(1.01, 1.02)	0.008*
Albumin level at 72 hours after discontinuation of vasopressor	0.56	(0.39, 0.81)	0.002*	0.57	(0.39, 0.84)	0.004*
Platelet level at 72 hours after discontinuation of vasopressor	0.98	(1.01, 1.02)	< 0.001*	0.98	(0.99, 1.01)	0.181
Bilirubin level at 72 hours after discontinuation of vasopressor	1.04	(1.02, 1.06)	< 0.001*	1.02	(1, 1.05)	0.064
Renal replacement therapy	2.91	(1.87, 4.53)	< 0.001*	1.44	(0.85, 2.43)	0.177
The worst SOFA score	1.08	(1.04, 1.13)	< 0.001*	1.03	(0.96, 1.12)	0.411

SOFA = sequential organ failure assessment.